Rakiro

About Rakiro

Advanced Rakiro Instruments for Accurate Water Monitoring

rakiro

About Rakiro

Advanced Rakiro Instruments for Accurate Water Monitoring

Rakiro offers dependable water quality measurement and process monitoring instruments designed for laboratory, industrial, and field applications. Reyocto supplies genuine Rakiro products, including benchtop meters, handheld meters, portable meters, pen-type meters, and online controllers, helping industries achieve accurate testing, efficient process control, and reliable water quality monitoring.

  • Precision Measurement
  • Process Control
  • Reliable Performance
  • Industrial Solutions
  • Accurate Measurement
  • Global Industry Standard
  • Easy Calibration
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Rakiro Products We Offer

Benchtop Meters

DO Bench Top meter

DO Bench Top Meter

The Rakiro Bench Top DO Meter (ABDO01) is a high-performance laboratory instrument designed for accurate measurement of Dissolved Oxygen (DO), Oxygen (O₂), pH, ORP, and Temperature in water samples. Developed with advanced microprocessor technology, the meter delivers fast, reliable, and highly accurate results for laboratory and industrial water quality analysis. The built-in magnetic stirrer, electrode holder, Automatic Temperature Compensation (ATC), and large multi-parameter LCD display ensure consistent measurements and user convenience. With USB connectivity, built-in memory, and the flexibility to measure multiple parameters by simply changing the electrode, the Bench Top DO Meter is an ideal solution for environmental laboratories, wastewater treatment plants, pharmaceutical industries, research institutions, and industrial process monitoring.

  • Advanced microprocessor-based measurement system.
  • Measures DO, O₂, pH, ORP, and Temperature.
  • Built-in magnetic stirrer with adjustable speed and timer.
  • Large LCD display with simultaneous multi-parameter viewing.
  • Automatic Temperature Compensation (ATC) for accurate measurements.
  • USB connectivity for data storage and transfer.
  • Built-in memory for storing measurement data.
  • Rugged housing with splash-proof keypad.
  • Multi-parameter capability through interchangeable electrodes.
  • Stable electrode holder for convenient laboratory operation.
  • Reliable and repeatable measurement performance.
  • Designed for routine laboratory and industrial water analysis.
  •  

Model:

  • ABDO01

Measurement Parameters:

  • Dissolved Oxygen (DO)
  • Oxygen (O₂)
  • pH
  • ORP
  • Temperature

DO Range:

  • 0 to 20.00 mg/L

DO Accuracy:

  • 2%

DO Resolution:

  • 0.01 mg/L

Oxygen Range:

  • 0 to 200.0%

Oxygen Accuracy:

  • 2%

Oxygen Resolution:

  • 0.01%

pH Range:

  • (-2.00) to 16.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

ORP Range:

  • ±1999 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

Temperature Range:

  • 0 to 110°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • 0 to 100°C

Stirrer:

  • Built-in Variable RPM with Timer

Connectivity:

  • USB Interface

Memory Function:

  • Built-in Data Storage

Construction:

  • Rugged Housing with Splash-Proof Keyboard

Default Sensors:

  • DO Electrode (AMEDOABD4)
  • pH Electrode (AMEPHLG)
  • Temperature Sensor (AMETBENCH)

Optional Sensor:

  • ORP Electrode (AMEORLG) 

The Rakiro Bench Top DO Meter is ideal for:

    • Water Quality Testing Laboratories
    • Environmental Monitoring Laboratories
    • Drinking Water Analysis
    • Wastewater Treatment Plants (WWTP)
    • Effluent Treatment Plants (ETP)
    • Aquaculture and Fisheries
    • Pharmaceutical Industries
    • Food & Beverage Industries
    • Chemical Processing Industries
    • Research & Academic Laboratories
    • Industrial Process Water Monitoring
    • Dissolved Oxygen and Water Quality Analysis
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Bench Top PH Meter

Bench Top pH Meter

The Rakiro Bench Top pH Meter (ABM401) is a precision laboratory instrument designed for accurate measurement of pH, ORP (Redox), and temperature across a wide range of laboratory and industrial applications. Built with advanced microprocessor-based technology, it delivers fast response, excellent stability, and reliable measurement performance for water quality testing, pharmaceuticals, chemical processing, environmental monitoring, and research laboratories. The instrument supports seamless ORP measurement by connecting an optional ORP electrode, providing greater flexibility while reducing the need for multiple instruments. Its compact bench-top design, splash-proof keypad, backlit LCD display, and USB connectivity make it an efficient solution for routine laboratory analysis.

  • Advanced microprocessor-based design.
  • Measures pH, ORP (Redox), and temperature.
  • Large backlit LCD for clear viewing.
  • Splash-proof keypad for convenient operation.
  • Stable electrode holder for secure sample measurement.
  • Built-in Automatic Temperature Compensation (ATC).
  • Fast and stable measurement performance.
  • Internal storage and memory function.
  • USB connectivity for data transfer and software integration.
  • Compact bench-top design for laboratory use.
  • Supports optional ORP electrode for multi-parameter analysis.
  •  

Measurement Parameters:

  • pH
  • ORP (Redox)
  • Temperature

pH Range:

  • (-2.00) to 16.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

ORP Range:

  • ±1999 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

Temperature Range:

  • 0 to 110°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • 0 to 100°C

Display:

  • Backlit LCD

Connectivity:

  • USB Interface

Sensor Supplied:

  • pH Electrode (AMEPHLG)

Optional Sensor:

  • ORP Electrode (AMEORLG)

The Rakiro Bench Top pH Meter is ideal for:

  • Water Quality Testing Laboratories
  • Environmental Monitoring
  • Wastewater Treatment Plants (WWTP)
  • Effluent Treatment Plants (ETP)
  • Pharmaceutical Industries
  • Chemical Processing Industries
  • Food & Beverage Laboratories
  • Research & Academic Institutions
  • Quality Control Laboratories
  • Industrial Process Monitoring
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Bench Top TDS Meter

Bench Top TDS Meter

The Rakiro Bench Top TDS / Conductivity Meter (ABM402) is a high-performance laboratory instrument developed for accurate measurement of Total Dissolved Solids (TDS), Conductivity, Salinity, and Temperature. Powered by advanced microprocessor technology, the meter delivers fast response, stable performance, and dependable measurement accuracy for laboratory and industrial water analysis. Automatic Temperature Compensation (ATC) ensures reliable readings across varying sample temperatures, while the compact bench-top design, splash-proof keypad, backlit LCD display, memory function, and USB connectivity enhance usability and productivity. It is an ideal solution for laboratories involved in water quality monitoring, pharmaceutical manufacturing, food processing, and environmental testing.

  • Measurement Parameters:

    • Conductivity
    • TDS
    • Salinity
    • Temperature

    Conductivity Range:

    • 0 to 100 mS/cm

    Conductivity Accuracy:

    • 1%

    Conductivity Resolution:

    • 1 µS

    TDS Range:

    • 0 to 66.0 ppt (66,000 ppm)

    TDS Accuracy:

    • 1%

    TDS Resolution:

    • 1 ppm

    Salinity Range:

    • 0 to 50 ppt

    Salinity Accuracy:

    • 1%

    Salinity Resolution:

    • 1 ppm

    Temperature Range:

    • 0 to 110°C

    Temperature Accuracy:

    • ±0.2°C

    Temperature Resolution:

    • 0.1°C

    Automatic Temperature Compensation:

    • 0 to 100°C

    Display:

    • Backlit LCD

    Connectivity:

    • USB Interface

    Sensor Supplied:

    • Conductivity/TDS Sensor (AMECNLG)

Measurement Parameters:

  • Conductivity
  • TDS
  • Salinity
  • Temperature

Conductivity Range:

  • 0 to 100 mS/cm

Conductivity Accuracy:

  • 1%

Conductivity Resolution:

  • 1 µS

TDS Range:

  • 0 to 66.0 ppt (66,000 ppm)

TDS Accuracy:

  • 1%

TDS Resolution:

  • 1 ppm

Salinity Range:

  • 0 to 50 ppt

Salinity Accuracy:

  • 1%

Salinity Resolution:

  • 1 ppm

Temperature Range:

  • 0 to 110°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • 0 to 100°C

Display:

  • Backlit LCD

Connectivity:

  • USB Interface

Sensor Supplied:

  • Conductivity/TDS Sensor (AMECNLG)

The Rakiro Bench Top TDS / Conductivity Meter is ideal for:

    • Water Quality Testing Laboratories
    • Drinking Water Analysis
    • Wastewater Treatment Plants
    • Environmental Monitoring Laboratories
    • Pharmaceutical Industries
    • Chemical Industries
    • Food & Beverage Processing
    • Research & Academic Laboratories
    • Industrial Water Analysis
    • Quality Control Laboratories
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Bench Top ORP Meter

Bench Top ORP Meter

The Rakiro Bench Top ORP Meter (ABM401 ORP) is a precision laboratory instrument designed for accurate measurement of Oxidation Reduction Potential (ORP), pH, and temperature in laboratory and industrial applications. Featuring advanced microprocessor technology, the instrument provides fast response, reliable performance, and excellent measurement stability for water quality testing, environmental monitoring, pharmaceutical laboratories, chemical processing, and research facilities. Its compact bench-top construction, splash-proof keypad, backlit LCD display, USB connectivity, and optional pH measurement capability make it a versatile solution for laboratories requiring dependable ORP analysis.

  • Advanced microprocessor-based design.
  • Measures ORP, pH, and temperature.
  • Large backlit LCD display.
  • Splash-proof keypad.
  • Stable electrode platform with holder.
  • Built-in Automatic Temperature Compensation (ATC).
  • Internal storage and memory function.
  • USB connectivity with software support.
  • Optional magnetic stirrer compatibility.
  • Compact bench-top laboratory design.
  • Supports optional pH electrode.
  •  

Measurement Parameters:

  • ORP (Redox)
  • pH
  • Temperature

ORP Range:

  • ±1999 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

pH Range:

  • (-2.00) to 16.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

Temperature Range:

  • 0 to 110°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • 0 to 100°C

Display:

  • Backlit LCD

Connectivity:

  • USB Interface

Stirrer:

  • Optional

Sensors Supplied:

  • ORP Electrode (AMEORLG)
  • Temperature Sensor (AMETBENCH)

Optional Sensor:

  • pH Electrode (AMEPHLG)
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Bench Top Multiparameter

Multiparameter Meter

The Rakiro Bench Top Multiparameter Meter (ABM405) is a next-generation laboratory instrument designed for comprehensive water quality analysis in research, industrial, and environmental applications. This advanced multi-parameter system accurately measures pH, ORP (Redox), Conductivity, TDS, Salinity, Dissolved Oxygen (DO), Oxygen (O₂), and Temperature using interchangeable sensors in a single compact platform. Built with advanced microprocessor technology, the meter delivers fast response, exceptional stability, and highly accurate results for routine laboratory testing. Equipped with a built-in magnetic stirrer, USB connectivity, automatic temperature compensation, memory function, and a large backlit LCD display, the ABM405 provides efficient and reliable analysis for water treatment plants, pharmaceutical industries, food processing, environmental monitoring, aquaculture, and research laboratories.

  • Advanced microprocessor-based measurement technology.
  • Measures pH, ORP, Conductivity, TDS, Salinity, DO, O₂, and Temperature.
  • Large backlit LCD display for clear parameter viewing.
  • Built-in Automatic Temperature Compensation (ATC).
  • Integrated magnetic stirrer for uniform sample mixing.
  • Stable electrode platform with dedicated electrode holder.
  • Splash-proof keypad for convenient laboratory operation.
  • Internal memory for storing measurement data.
  • USB connectivity for data transfer and software integration.
  • Supports interchangeable electrodes for multi-parameter analysis.
  • Fast, stable, and highly accurate measurement performance.
  • Designed for continuous laboratory and industrial water quality analysis.
  •  

Model:

  • ABM405

Measurement Parameters:

  • pH
  • ORP (Redox)
  • Conductivity
  • Total Dissolved Solids (TDS)
  • Salinity
  • Dissolved Oxygen (DO)
  • Oxygen (O₂)
  • Temperature

pH Range:

  • (-2.00) to 16.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

ORP Range:

  • ±1999 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

Conductivity Range:

  • 0 to 100 mS/cm

Conductivity Accuracy:

  • 1%

Conductivity Resolution:

  • 1 µS

TDS Range:

  • 0 to 66.0 ppt

TDS Accuracy:

  • 1%

TDS Resolution:

  • 1 ppm

Salinity Range:

  • 0 to 50 ppt

Salinity Accuracy:

  • 1%

Salinity Resolution:

  • 1 ppm

Dissolved Oxygen (DO) Range:

  • 0 to 20.00 mg/L

DO Accuracy:

  • 2%

DO Resolution:

  • 0.01 mg/L

Oxygen (O₂) Range:

  • 0 to 200.0%

Oxygen Accuracy:

  • 2%

Oxygen Resolution:

  • 0.01%

Temperature Range:

  • 0 to 110°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation (ATC):

  • 0 to 100°C

Display:

  • Large Backlit LCD

Stirrer:

  • Built-in Magnetic Stirrer

Memory:

  • Advanced Storage and Memory Function

Connectivity:

  • USB Interface with Software Support

Construction:

  • Splash-Proof Keypad with Stable Electrode Platform

Default Sensors:

  • pH Electrode
  • Conductivity/TDS Electrode
  • Dissolved Oxygen Electrode
  • Temperature Sensor

Optional Sensor:

  • ORP Electrode

  • The Rakiro Bench Top Multiparameter Meter (ABM405) is ideal for:

    • Water Quality Testing Laboratories
    • Drinking Water Analysis
    • Wastewater Treatment Plants (WWTP)
    • Effluent Treatment Plants (ETP)
    • Environmental Monitoring Laboratories
    • Pharmaceutical Industries
    • Chemical Processing Industries
    • Food & Beverage Industries
    • Aquaculture and Fisheries
    • Research & Academic Laboratories
    • Industrial Process Water Monitoring
    • Multi-Parameter Water Quality Analysis
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Handheld Meters

ph Meter

Handheld pH Meter

The Rakiro Handheld pH Meter (AMPH01) is a compact and reliable portable instrument designed for accurate measurement of pH in laboratory, industrial, agricultural, and environmental applications. Built with advanced microprocessor technology, the meter delivers fast response, dependable performance, and accurate readings for routine water quality analysis. Its lightweight, waterproof ABS housing, replaceable electrode module, and large LCD display make it suitable for both field and laboratory use. Supplied in a protective carrying case with standard calibration solutions, the Handheld pH Meter offers a convenient solution for professionals who require quick and reliable pH measurements across a wide range of applications.

  • Advanced microprocessor-based measurement system.
  • Accurate and reliable pH measurements.
  • Compact handheld design for field and laboratory use.
  • Waterproof, impact-resistant ABS housing.
  • Replaceable electrode module.
  • Large LCD display for easy reading.
  • Simple single-point calibration.
  • Fast measurement response.
  • Lightweight and portable construction.
  • Supplied with carrying case and calibration solutions.
  •  

Measurement Parameter:

  • pH

Measurement Range:

  • 0 to 14 pH

Accuracy:

  • ±1%

Resolution:

  • 0.1 pH

Display:

  • 3-Digit LCD

Electrode:

  • Replaceable Electrode

Power Supply:

  • 3V × 2 CR2032 Lithium Batteries

Dimensions:

  • 33.5 × 170 mm

Weight:

  • 85 g

The Rakiro Handheld pH Meter is ideal for:

  • Water Quality Testing
  • Drinking Water Analysis
  • Wastewater Monitoring
  • Hydroponics
  • Aquaculture
  • Agriculture
  • Food & Beverage Testing
  • Brewery & Winery Testing
  • Environmental Monitoring
  • Research Laboratories
  • Industrial Process Monitoring
  • Educational Laboratories
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ORP Meter

Handheld ORP Meter Pro

The Rakiro Handheld ORP Meter Pro (AMORP01) is a portable, high-performance instrument developed for accurate measurement of Oxidation Reduction Potential (ORP) in water and process liquids. Designed with advanced microprocessor technology, the meter provides fast, stable, and dependable measurements for evaluating water quality and oxidation potential. Its rugged waterproof ABS housing, replaceable electrode module, and compact handheld design make it suitable for field testing as well as laboratory applications. Supplied with a protective carrying case and calibration solutions, the Handheld ORP Meter Pro is an ideal choice for professionals working in water treatment, food processing, environmental monitoring, and industrial quality control.

  • Advanced microprocessor-based measurement technology.
  • Accurate ORP (Redox) measurement.
  • Compact handheld design for field applications.
  • Waterproof, impact-resistant ABS housing.
  • Replaceable electrode module.
  • Large LCD display for clear readings.
  • Easy single-point calibration.
  • Fast and stable measurement performance.
  • Lightweight portable construction.
  • Supplied with carrying case and calibration solutions.
  •  

Measurement Parameter:

  • Oxidation Reduction Potential (ORP)

Measurement Range:

  • ±1999 mV

Accuracy:

  • 2% FS

Resolution:

  • 1 mV

Display:

  • 3-Digit LCD

Electrode:

  • Replaceable Electrode

Power Supply:

  • 3V × 2 CR2032 Lithium Batteries

Dimensions:

  • 33.5 × 170 mm

Weight:

  • 85 g

The Rakiro Handheld ORP Meter Pro is ideal for:

  • Drinking Water Testing
  • Water Treatment Plants
  • Wastewater Analysis
  • Food Processing Industries
  • Environmental Monitoring
  • Swimming Pool Water Testing
  • Aquaculture
  • Industrial Water Quality Monitoring
  • Chemical Processing
  • Research Laboratories
  • Quality Control Laboratories
  • Field Water Analysis
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Multi parameter

Multiparameter Meter

The Rakiro Handheld Multiparameter Meter (AMAL01)  is a versatile multi-parameter instrument designed for accurate on-site measurement of pH, TDS, Conductivity, ORP, Salinity, and Temperature. Built with advanced microprocessor technology, the meter delivers fast, reliable, and highly accurate results for field and laboratory applications. Its compact, spill-proof design and portable construction make it ideal for professionals performing water quality analysis in environmental, industrial, agricultural, and research settings. The meter supports multi-parameter analysis using interchangeable electrodes, allowing users to measure ORP by simply connecting an optional ORP electrode. Supplied in a durable carrying case with calibration solutions, it provides a complete solution for portable water quality testing.

    • Multi-parameter handheld meter for pH, TDS, Conductivity, ORP, Salinity, and Temperature.
    • Advanced microprocessor-based measurement technology.
    • Fast, stable, and reliable measurement performance.
    • Waterproof, impact-resistant ABS housing.
    • Replaceable electrode module.
    • Large LCD display for clear visibility.
    • Easy single-point calibration.
    • Portable and compact design for field analysis.
    • Supports optional ORP measurement using a separate electrode.
    • Supplied with carrying case and calibration solutions for convenient operation.

Measurement Parameters:

  • pH
  • Conductivity
  • TDS
  • ORP
  • Salinity
  • Temperature

pH Range:

  • (-2.00) to 16.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

ORP Range:

  • ±1000 mV

ORP Accuracy:

  • 1%

ORP Resolution:

  • 1 mV

Conductivity Range:

  • 0 to 100 mS/cm

Conductivity Accuracy:

  • 2%

Conductivity Resolution:

  • 1 µS

TDS Range:

  • 0 to 66,000 ppm

TDS Accuracy:

  • 2%

TDS Resolution:

  • 1 ppm

Salinity Range:

  • 0 to 50 ppt

Salinity Accuracy:

  • 2%

Salinity Resolution:

  • 1 ppm

Temperature Range:

  • 0 to 100°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • Yes

Power Supply:

  • AAA 1.5V × 4 Batteries (Duracell Ultra Recommended)

Dimensions:

  • 42 × 33 × 183 mm

Weight:

  • 160 g

Optional Accessory:

  • ORP Electrode (AMSALE1) for ORP measurement

The Rakiro Handheld TDS & pH Meter Pro is ideal for:

  • Water Quality Testing
  • Drinking Water Analysis
  • Wastewater Monitoring
  • Environmental Field Testing
  • Hydroponics
  • Aquaculture
  • Agriculture
  • Food & Beverage Industries
  • Industrial Process Water Monitoring
  • Chemical Industries
  • Research & Academic Laboratories
  • On-site Multi-Parameter Water Analysis
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Do Meter

Handheld DO Meter

The Rakiro Handheld DO Meter (AMDO01) is a portable, high-precision instrument designed for accurate measurement of Dissolved Oxygen (DO), Oxygen (O₂), and Temperature in water samples. Powered by advanced microprocessor technology, the meter provides fast, reliable, and stable measurements for on-site water quality analysis. Its lightweight handheld design, waterproof construction, and easy-to-read LCD display make it suitable for field testing as well as laboratory applications. Designed for professionals who require immediate dissolved oxygen analysis, the meter ensures dependable performance across environmental monitoring, aquaculture, wastewater treatment, industrial water testing, and research applications.

  • Measures Dissolved Oxygen (DO), Oxygen (O₂), and Temperature.
  • Advanced microprocessor-based measurement technology.
  • Fast, reliable, and accurate readings.
  • Waterproof, impact-resistant ABS housing.
  • Replaceable electrode module.
  • Large LCD display for easy viewing.
  • Automatic Temperature Compensation (ATC).
  • Easy single-point calibration.
  • Lightweight and portable design.
  • Ideal for on-site water quality monitoring.
  • Supplied in a protective portable carrying case.

Measurement Parameters:

  • Dissolved Oxygen (DO)
  • Oxygen (O₂)
  • Temperature

DO Range:

  • 0 to 20.00 mg/L

DO Accuracy:

  • 2%

DO Resolution:

  • 0.01 mg/L

Oxygen Range:

  • 0 to 200.0%

Oxygen Accuracy:

  • 2%

Oxygen Resolution:

  • 0.1%

Temperature Range:

  • 0 to 90°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • Yes (0–50°C)

Power Supply:

  • AAA DC 1.5V × 4 Batteries

Meter Dimensions:

  • 195 × 40 × 36 mm

Box Dimensions:

  • 230 × 205 × 50 mm

Meter Weight:

  • 150 g

Gross Weight:

  • 800 g

The Rakiro Handheld DO Meter is ideal for:

  • Water Quality Testing
  • Drinking Water Analysis
  • Wastewater Treatment Plants
  • Environmental Monitoring
  • Aquaculture & Fisheries
  • Surface Water Monitoring
  • Industrial Water Testing
  • Food & Beverage Industries
  • Pharmaceutical Industries
  • Research & Academic Laboratories
  • Environmental Compliance Testing
  • Field Dissolved Oxygen Analysis
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Conductivity Meter

Handheld Conductivity Meter

The Rakiro Handheld Conductivity Meter (AMCOND01) is a compact and reliable portable instrument designed for accurate measurement of electrical conductivity in water and other liquid samples. Developed with advanced microprocessor technology, the meter delivers fast, stable, and dependable readings for on-site and laboratory applications. Its lightweight handheld design, waterproof impact-resistant ABS housing, and replaceable electrode module make it suitable for routine water quality analysis in demanding environments. Supplied in a durable carrying case with standard calibration solutions, the Handheld Conductivity Meter is an ideal choice for professionals working in water treatment, environmental monitoring, hydroponics, aquaculture, and industrial process control.

  • Advanced microprocessor-based measurement technology.
  • Accurate conductivity measurement for water quality analysis.
  • Fast, reliable, and stable measurement performance.
  • Waterproof, impact-resistant ABS housing.
  • Replaceable electrode module.
  • Large LCD display for easy reading.
  • Easy single-point calibration.
  • Lightweight handheld design for field use.
  • Portable carrying case with calibration solutions included.
  • Suitable for laboratory and on-site testing applications.
  •  

Measurement Parameter:

  • Conductivity

Measurement Range:

  • 0 to 19,990 µS/cm

Accuracy:

  • 1% FS

Resolution:

  • 10 µS/cm

Display:

  • 3-Digit LCD

Power Supply:

  • 3V × 2 CR2032 Lithium Batteries

Dimensions:

  • 33.5 × 170 mm

Weight:

  • 85 g

  • The Rakiro Handheld Conductivity Meter is ideal for:

    • Drinking Water Testing
    • Water Quality Monitoring
    • Wastewater Analysis
    • Hydroponics
    • Aquaculture
    • Freshwater System Monitoring
    • Environmental Field Testing
    • Industrial Process Water Monitoring
    • Brine and Saline Solution Testing
    • Chemical Processing Industries
    • Research & Academic Laboratories
    • Routine Conductivity Analysis
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Online Controllers

Online PH Controller

Online pH Controller

The Rakiro Online pH Controller (AOCPH01) is a robust industrial monitoring and control system designed for continuous pH and temperature measurement in water treatment and process applications. Powered by an advanced microprocessor-based platform, the controller delivers fast, accurate, and stable measurements while continuously monitoring critical process parameters. Designed for panel mounting, it features a weatherproof IP54 enclosure, programmable relay outputs, isolated 4–20 mA analog output, automatic temperature compensation, and a large backlit LCD display for convenient operation. Its compact design and industrial-grade construction make it an ideal solution for water treatment plants, chemical processing, pharmaceuticals, food processing, and other industries requiring continuous pH monitoring and process control.

  • Advanced microprocessor-based measurement system.
  • Continuous online pH monitoring and control.
  • Weatherproof IP54 enclosure for industrial environments.
  • Large backlit LCD display for easy process monitoring.
  • Programmable high and low alarm functions.
  • Dual programmable relay outputs with user-defined hysteresis.
  • Isolated 4–20 mA analog output for PLC/DCS integration.
  • Automatic Temperature Compensation (ATC).
  • Galvanic isolation between input, output, and power supply.
  • Standard 1/4 DIN panel-mount design.
  • Easy calibration with automatic buffer adjustment.
  • Compact and rugged construction for continuous industrial operation.
  •  

Measurement Parameters:

  • pH
  • ORP
  • Temperature

pH Range:

  • 0 to 14.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

ORP Range:

  • ±2000 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

Temperature Range:

  • 0 to 90°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • Yes (0–100°C)

Relay Output:

  • Two Programmable Relay Outputs (250V/10A Max)

Analog Output:

  • Isolated 4–20 mA DC Output

Power Supply:

  • 220 VAC, 50 Hz (Stabilized)

Mounting Type:

  • 1/4 DIN Panel Mount

Panel Cut-out Size:

  • 92 × 92 mm

Controller Dimensions:

  • 96 × 96 × 110 mm

Weight:

  • Meter with Electrode: 750 g

Supplied Sensor:

  • pH Industrial Electrode (AMEPHIGP)
  • PT100 Temperature Input
  • Glass Sensor with PVC Housing
  • 3/4″ Process Connection
  • 5 m Cable Length
  • Operating Temperature up to 90°C

The Rakiro Online pH Controller is ideal for:

  • Water Treatment Plants
  • Wastewater Treatment Plants
  • Chemical Processing Industries
  • Pharmaceutical Manufacturing
  • Food & Beverage Processing
  • Industrial Process Control
  • Cooling Water Systems
  • Boiler Water Monitoring
  • Environmental Monitoring Systems
  • Effluent Treatment Plants (ETP)
  • Research & Pilot Plants
  • Continuous Water Quality Monitoring
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Online ORP Controller

Online ORP Controller

The Rakiro Online ORP Controller (AOCPH01 ORP) is a high-performance industrial controller designed for continuous Oxidation Reduction Potential (ORP), pH, and temperature monitoring in demanding process environments. Featuring advanced microprocessor technology, the controller provides accurate and reliable online measurements while enabling automatic process control through programmable relay outputs and isolated analog communication. Its weatherproof IP54 enclosure, 1/4 DIN panel-mount design, automatic temperature compensation, and large backlit LCD display make it suitable for continuous monitoring in water treatment, chemical processing, pharmaceutical production, food processing, and environmental applications. Designed for long-term industrial operation, it helps maintain process stability and water quality with dependable real-time monitoring.

  • Advanced microprocessor-based measurement technology.
  • Accurate ORP (Redox) measurement.
  • Compact handheld design for field applications.
  • Waterproof, impact-resistant ABS housing.
  • Replaceable electrode module.
  • Large LCD display for clear readings.
  • Easy single-point calibration.
  • Fast and stable measurement performance.
  • Lightweight portable construction.
  • Supplied with carrying case and calibration solutions.
  •  

Measurement Parameters:

  • ORP
  • pH
  • Temperature

ORP Range:

  • ±2000 mV

ORP Accuracy:

  • 2%

ORP Resolution:

  • 1 mV

pH Range:

  • 0 to 14.00 pH

pH Accuracy:

  • 1%

pH Resolution:

  • 0.01 pH

Temperature Range:

  • 0 to 90°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • Yes (0–100°C)

Relay Output:

  • Two Programmable Relay Outputs (250V/10A Max)

Analog Output:

  • Isolated 4–20 mA DC Output

Power Supply:

  • 220 VAC, 50 Hz (Stabilized)

Mounting Type:

  • 1/4 DIN Panel Mount

Panel Cut-out Size:

  • 92 × 92 mm

Controller Dimensions:

  • 96 × 96 × 110 mm

Weight:

  • Meter with Electrode: 750 g

Supplied Sensor:

  • ORP Industrial Electrode (AMEORIGP)
  • PT100 Temperature Input
  • Glass Sensor with PVC Housing
  • 3/4″ Process Connection
  • 5 m Cable Length
  • Operating Temperature up to 90°C

The Rakiro Online ORP Controller is ideal for:

  • Drinking Water Treatment Plants
  • Wastewater Treatment Plants
  • Swimming Pool Water Treatment
  • Chemical Processing Industries
  • Pharmaceutical Manufacturing
  • Food & Beverage Processing
  • Industrial Water Treatment
  • Cooling Tower Monitoring
  • Environmental Monitoring Systems
  • Effluent Treatment Plants (ETP)
  • Continuous Process Monitoring
  • Industrial Water Quality Control
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Online TDS Controller

Online TDS Controller

The Rakiro Online TDS Controller (AOCTDS01) is a high-performance industrial controller designed for continuous monitoring and control of Total Dissolved Solids (TDS), Conductivity, and Temperature in water treatment and process applications. Built with advanced microprocessor technology, the controller delivers fast, accurate, and reliable measurements while providing programmable relay outputs and isolated analog communication for seamless process automation. Its rugged IP54 weatherproof enclosure, compact 1/4 DIN panel-mount design, automatic temperature compensation, and large backlit LCD display ensure dependable performance in demanding industrial environments. Designed for continuous online operation, the Online TDS Controller enables real-time process monitoring, helping maintain consistent water quality and improve process efficiency across a wide range of industries.

  • Advanced microprocessor-based measurement technology.
  • Continuous online monitoring of TDS, conductivity, and temperature.
  • Weatherproof IP54 enclosure for industrial applications.
  • Large backlit LCD display for easy monitoring.
  • Dual programmable relay outputs with user-defined hysteresis.
  • Programmable high and low alarm functions.
  • Isolated 4–20 mA analog output for PLC/DCS integration.
  • Automatic Temperature Compensation (ATC).
  • Galvanic isolation between input, output, and power supply.
  • Standard 1/4 DIN panel-mount design.
  • Easy calibration for reliable process monitoring.
  • Rugged construction for continuous industrial operation.

Measurement Parameters:

  • Total Dissolved Solids (TDS)
  • Conductivity
  • Temperature

TDS Range:

  • 0 to 10,000 ppm

TDS Accuracy:

  • 1%

TDS Resolution:

  • 1 ppm

Conductivity Range:

  • 0 to 10,000 µS/cm

Conductivity Accuracy:

  • 1%

Conductivity Resolution:

  • 1 µS/cm

Temperature Range:

  • 0 to 90°C

Temperature Accuracy:

  • ±0.2°C

Temperature Resolution:

  • 0.1°C

Automatic Temperature Compensation:

  • Yes (0–100°C)

Relay Output:

  • Two Programmable Relay Outputs (Maximum 250V/10A)
  • Direct Valve/Pump Operation for High and Low-Level Cutoff

Analog Output:

  • Isolated 4–20 mA DC Output
  • Maximum Load: 750 Ω

Power Supply:

  • 220 VAC, 50 Hz (Stabilized)

Mounting Type:

  • 1/4 DIN Panel Mount

Panel Cut-out Size:

  • 92 × 92 mm

Controller Dimensions:

  • 96 × 96 × 110 mm

Weight:

  • Meter with Electrode: 750 g

Supplied Sensor:

  • Conductivity/TDS Industrial Electrode (AMECNIGP)
  • Cell Constant: K = 1
  • PT100 Temperature Input
  • Glass Sensor with PVC Housing
  • 3/4″ Process Connection
  • Sensor Dimensions: 28 × 165 mm
  • Cable Length: 5 m
  • Operating Temperature: Up to 90°C

Note: Sensor model may vary depending on application requirements.

The Rakiro Online TDS Controller is ideal for:

  • Water Treatment Plants
  • Reverse Osmosis (RO) Systems
  • Drinking Water Treatment
  • Wastewater Treatment Plants (WWTP)
  • Effluent Treatment Plants (ETP)
  • Chemical Processing Industries
  • Pharmaceutical Manufacturing
  • Food & Beverage Processing
  • Boiler Feed Water Monitoring
  • Cooling Tower Water Monitoring
  • Industrial Process Water Control
  • Continuous Conductivity and TDS Monitoring
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Pen-Type Meters

ph pen

Pentype pH Meter (AMPPH)

The Rakiro Pentype pH Meter (AMPPH) is a compact and economical handheld instrument designed for quick and accurate pH measurement in laboratory, industrial, agricultural, and environmental applications. Featuring a slim single-chamber design, the meter is easy to carry and convenient for on-site testing. Its built-in temperature sensor with Automatic Temperature Compensation (ATC) ensures dependable measurement accuracy across varying sample temperatures, while the auto shut-off and hold functions enhance user convenience and battery life. Supplied in a protective carrying case with standard calibration solutions, the Pentype pH Meter is an ideal choice for routine pH analysis wherever portability and reliability are essential.

  • Fast, reliable, and accurate pH measurement.
  • Compact single-chamber pen-type design.
  • Built-in temperature sensor with Automatic Temperature Compensation (ATC).
  • Easy automatic 3-point calibration.
  • Hold function for convenient reading and recording.
  • Auto shut-off function to extend battery life.
  • Lightweight and portable construction.
  • Protective carrying case for safe transportation.
  • User-friendly operation for field and laboratory testing.
  • Supplied with standard calibration solutions.
  •  

Measurement Parameter:

  • pH

Model:

  • AMPPH

Measurement Range:

  • 0 to 14 pH

Accuracy:

  • 2% FS

Resolution:

  • 0.1 pH

Temperature Range:

  • 0 to 80°C

Temperature Compensation:

  • Built-in Temperature Sensor with ATC

Power Supply:

  • 1.5V × 2 LR44 Lithium Batteries

Dimensions:

  • 35 × 155 mm

Weight:

  • 55 g

The Rakiro Pentype pH Meter is ideal for:

  • Drinking Water Testing
  • Water Quality Monitoring
  • Hydroponics
  • Aquaculture
  • Agriculture
  • Food & Beverage Testing
  • Educational Laboratories
  • Environmental Monitoring
  • Industrial Process Testing
  • Research Laboratories
  • Routine pH Analysis
  • On-site Field Testing
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Ec,tds pen

Pentype EC TDS Meter (AMPEC)

  • The Rakiro Pentype EC TDS Meter (AMPEC) is a compact and cost-effective portable instrument designed for accurate measurement of Electrical Conductivity (EC) and Total Dissolved Solids (TDS) in water samples. Featuring a slim single-chamber pen-type design, the meter offers convenient one-handed operation for both field and laboratory applications. Equipped with a built-in temperature sensor and Automatic Temperature Compensation (ATC), it delivers reliable readings under varying sample conditions. The hold function simplifies result recording, while the auto shut-off feature helps maximize battery life. Supplied with a protective carrying case and calibration solutions, the Pentype EC TDS Meter is an ideal solution for routine water quality monitoring and portable conductivity analysis.
  • Fast, reliable, and accurate EC and TDS measurement.
  • Compact single-chamber pen-type design.
  • Built-in temperature sensor with Automatic Temperature Compensation (ATC).
  • Easy automatic calibration.
  • Hold function for convenient result recording.
  • Auto shut-off function for longer battery life.
  • Lightweight and portable construction.
  • Protective carrying case for easy transportation.
  • Suitable for laboratory and field applications.
  • Supplied with standard calibration solutions.
  •  

Measurement Parameters:

  • Electrical Conductivity (EC)
  • Total Dissolved Solids (TDS)

Model:

  • AMPEC

Measurement Range:

  • TDS: 0 to 9990 ppm
  • Conductivity: 0 to 9990 µS/cm

Accuracy:

  • 2% FS

Resolution:

  • 1/10 ppm

Temperature Range:

  • 0 to 80°C

Temperature Compensation:

  • Built-in Temperature Sensor with ATC

Power Supply:

  • 1.5V × 2 LR44 Lithium Batteries

Dimensions:

  • 35 × 155 mm

Weight:

  • 55 g

The Rakiro Pentype EC TDS Meter is ideal for:

  • Drinking Water Quality Testing
  • RO Water Monitoring
  • Water Purification Systems
  • Hydroponics
  • Aquaculture
  • Agriculture
  • Environmental Monitoring
  • Food & Beverage Processing
  • Industrial Water Testing
  • Research & Academic Laboratories
  • Routine EC and TDS Analysis
  • On-site Field Water Testing
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Portable Meters

Chlorine Meter

Portable Chlorine Meter

The Rakiro Portable Chlorine Meter (APCL01) is a compact, high-precision instrument designed for accurate measurement of Free Chlorine and Total Chlorine in water samples. Powered by advanced microprocessor technology, the meter delivers fast and reliable results using the EPA-approved DPD reagent method. Its lightweight portable design, large LCD display, and built-in memory function make it ideal for both laboratory and field applications. Designed for routine chlorine monitoring, the Portable Chlorine Meter provides dependable performance for drinking water, wastewater, swimming pools, process water, seawater, food processing, and paper industries while helping maintain water quality and regulatory compliance.

  • Measures both Free Chlorine and Total Chlorine.
  • Advanced microprocessor-based measurement technology.
  • EPA-approved DPD reagent method.
  • Fast, reliable, and accurate measurements.
  • Large LCD display for clear reading.
  • Memory function for storing and recalling results.
  • Compact and lightweight portable design.
  • Quick response for efficient field testing.
  • Cost-effective reagent system with high measurement accuracy.
  • Suitable for laboratory and on-site water quality analysis.
  •  

Measurement Parameters:

  • Free Chlorine
  • Total Chlorine

Model:

  • APCL01

Measurement Range:

  • 0 to 5.00 ppm (mg/L)

Resolution:

  • 0.01 ppm

Accuracy:

  • ±1% (<2 ppm)
  • ±3% (>2 ppm)

Response Time:

  • Less than 5 Seconds

Reagents:

  • FC1 (250 Tests)
  • TC1 (250 Tests)

Power Supply:

  • AAA DC 1.5V × 4 Batteries

Dimensions:

  • 70 × 135 × 65 mm

Weight:

  • 168 g

The Rakiro Portable Chlorine Meter is ideal for:

  • Drinking Water Treatment Plants
  • Municipal Water Supply Monitoring
  • Swimming Pool Water Testing
  • Wastewater Treatment Plants (WWTP)
  • Effluent Treatment Plants (ETP)
  • Seawater Monitoring
  • Food & Beverage Processing
  • Paper & Pulp Industries
  • Industrial Process Water Monitoring
  • Environmental Testing Laboratories
  • Water Quality Inspection
  • Field Chlorine Analysis
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Turbidity meter

Portable Turbidity Meter

  • Advanced microprocessor-based measurement technology.
  • Accurate turbidity measurement in NTU.
  • Portable design for on-site water quality analysis.
  • Large LCD display for clear readings.
  • Automatic calibration with supplied standards.
  • Built-in memory for storing and recalling results.
  • Fast and stable measurement performance.
  • Compact and lightweight construction.
  • Easy operation for laboratory and field use.
  • Suitable for routine environmental and industrial monitoring.
  • Advanced microprocessor-based measurement technology.
  • Accurate turbidity measurement in NTU.
  • Portable design for on-site water quality analysis.
  • Large LCD display for clear readings.
  • Automatic calibration with supplied standards.
  • Built-in memory for storing and recalling results.
  • Fast and stable measurement performance.
  • Compact and lightweight construction.
  • Easy operation for laboratory and field use.
  • Suitable for routine environmental and industrial monitoring.
  •  

Measurement Parameter:

  • Turbidity

Model:

  • APTB01

Measurement Range:

  • 0–1000 NTU
  • 0.00–19.99 NTU
  • 20.0–199.9 NTU
  • 200–1000 NTU

Resolution:

  • 0.01 NTU
  • 0.1 NTU
  • 1 NTU

Accuracy:

  • ±3% (<500 NTU)
  • ±5% (>500 NTU)

Calibration:

  • Automatic Calibration
  • Calibration Standards Included (0, 20, 100 & 800 NTU)

Power Supply:

  • AAA DC 1.5V × 4 Batteries

Dimensions:

  • 70 × 135 × 65 mm

Weight:

  • 168 g

The Rakiro Portable Turbidity Meter is ideal for:

  • Drinking Water Quality Monitoring
  • Municipal Water Treatment Plants
  • Wastewater Treatment Plants (WWTP)
  • Environmental Monitoring
  • Surface Water Analysis
  • Industrial Process Water Monitoring
  • Water Quality Laboratories
  • Research & Academic Laboratories
  • Environmental Compliance Testing
  • Field Water Quality Surveys
  • Aquaculture
  • Routine Turbidity Measurement
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Portable COD Meter

Portable COD Meter

The Rakiro Portable COD Meter (APCODM1) is a high-performance handheld instrument designed for rapid and accurate Chemical Oxygen Demand (COD) analysis in laboratory and field applications. Based on the USEPA-compliant Closed Reflux Method, the meter provides reliable COD measurements for wastewater, freshwater, ponds, lakes, and industrial water samples. Its compact ABS housing, microprocessor-based operation, and large LCD display ensure easy on-site testing with excellent accuracy and fast response. Designed to accommodate standard COD vials, the instrument also features built-in memory for convenient data storage, making it an ideal solution for environmental monitoring, industrial process control, and laboratory water quality analysis.

  • Microprocessor-based measurement technology for fast and reliable performance.
  • USEPA-compliant Closed Reflux Method.
  • Supports standard COD reagent vials.
  • Wide COD measurement range up to 15,000 mg/L.
  • Fast response for efficient field analysis.
  • Large LCD display for clear readings.
  • Built-in memory and data storage function.
  • Compact and lightweight portable design.
  • Suitable for laboratory and on-site testing.
  • Durable ABS housing for field applications.
  •  

Measurement Parameter:

  • Chemical Oxygen Demand (COD)

Model:

  • APCODM1

Measurement Range:

  • Low: 3–150 mg/L
  • Medium: 20–1500 mg/L
  • High: 200–15000 mg/L

Measurement Wavelength:

  • 420–610 nm

Accuracy:

  • ±3% FS (<1500 mg/L)
  • ±5% FS (>1500 mg/L)

Response Time:

  • Less than 3 Seconds

Power Supply:

  • AAA DC 1.5V × 4 Batteries

Dimensions:

  • 70 × 135 × 65 mm

Weight:

  • 168 g

The Rakiro Portable COD Meter is ideal for:

  • Wastewater Treatment Plants (WWTP)
  • Effluent Treatment Plants (ETP)
  • Environmental Monitoring
  • Freshwater Quality Analysis
  • Pond and Lake Water Testing
  • Industrial Wastewater Monitoring
  • Water Quality Laboratories
  • Municipal Water Authorities
  • Environmental Compliance Testing
  • Research & Academic Laboratories
  • Field Water Quality Surveys
  • Industrial Process Water Analysis
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COD Digester

COD Digester

The Rakiro COD Digester (APCODDG1) is a compact laboratory digestion system developed for efficient sample preparation during Chemical Oxygen Demand (COD) analysis. Designed for use with the Closed Micro Reflux Method, the digester simplifies COD testing while complying with USEPA and standard laboratory methods. Equipped with a precision-controlled aluminum heating block, predefined COD digestion programs, programmable heating options, timer functionality, and automatic shut-off, the instrument ensures consistent digestion performance with enhanced safety and reliability. Its 12-vial capacity and compact benchtop design make it suitable for environmental laboratories, industrial quality control, and wastewater testing facilities.

  • Advanced microprocessor-controlled heating system.
  • Designed for Closed Micro Reflux COD digestion.
  • Compatible with standard 16 mm COD vials.
  • Twelve-position aluminum heating block.
  • Predefined COD digestion program with timer.
  • Additional programmable heating programs.
  • Automatic shut-off and alarm functions.
  • Uniform temperature distribution for reliable digestion.
  • Compact benchtop design.
  • Suitable for laboratory and industrial applications.
  •  

Instrument Type:

  • COD Digester / Dry Bath Incubator

Model:

  • APCODDG1

Temperature Range:

  • 5 to 150°C

Heating Block Capacity:

  • 12 Holes (16 mm Vials)

Temperature Stability:

  • ±0.5°C

Timer Range:

  • 1 Minute to 99 Hours 59 Minutes

Power Supply:

  • 240 VAC, 50 Hz (165 W)

Dimensions:

  • 152 × 86 × 190 mm

Weight:

  • 2500 g
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Why Choose Rakiro?

Accurate Measurement Technology

Rakiro instruments deliver consistent and reliable measurements, helping maintain precise water quality monitoring across diverse applications.

Industrial-Grade Reliability

Designed for continuous operation in demanding industrial, laboratory, and environmental monitoring conditions with dependable performance.

Comprehensive Product Range

Offers a complete selection of laboratory, portable, handheld, and online monitoring solutions for various testing requirements.

Easy-to-Use Instruments

User-friendly interfaces simplify measurement procedures, enabling faster testing with improved operational efficiency and minimal training.

Built for Long-Term Performance

Durable construction and quality components ensure dependable operation while reducing maintenance requirements over extended usage.

Genuine Rakiro Products from Reyocto

Reyocto supplies authentic Rakiro instruments with expert guidance, helping customers select suitable water quality monitoring solutions.

Ready to Improve Water Quality Monitoring with Rakiro Instruments?

Looking for dependable instruments to simplify water quality testing and process control? Reyocto offers genuine Rakiro products that deliver accurate measurements, reliable performance, and long-term value for your applications.

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FAQ's

Frequently Asked Questions

Reyocto offers genuine Rakiro Benchtop Meters, Handheld Meters, Portable Meters, Pen Type Meters, and Online Controllers for laboratory, industrial, and field water quality monitoring applications.

Rakiro instruments are widely used in water treatment plants, laboratories, industrial process monitoring, environmental testing, educational institutions, and wastewater management for accurate measurement and process control.

Depending on the model, Rakiro meters can measure pH, conductivity, TDS, ORP, dissolved oxygen, temperature, and other essential water quality parameters for reliable analysis.

Yes. Rakiro Online Controllers are designed for continuous real-time monitoring and automated process control, making them suitable for industrial water treatment and process automation applications.

By providing reliable real-time data, Reyocto Sensors help optimize treatment processes, detect issues early, reduce downtime, improve resource utilization, and support informed operational decisions across multiple industries.

Reyocto supplies authentic Rakiro instruments with expert product recommendations and dependable customer support, helping businesses select the right solutions for water quality measurement and monitoring.

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