Display

4.3-inch LCD color screen

3.2-inch LCD

Measurement range

pH:0~14pH,ORP:-2000~+2000mV

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Measurement accuracy

pH: ±0.1pH, ORP: ±5mV, Temperature: ±0.5°C

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Resolution

pH:0.001/0.01pH; ORP:1mV

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Isolate output current

4-20mA (load resistance <800Ω)

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Communication interface

RS-485 Modbus standard communication protocol

Optional

Two sets of relay contacts

3A 240VAC, 6A 28VDC, or 120VAC

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Power supply

85-260VAC/50-60Hz or 24VDC

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Power

≤3W

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Quality

0.82kg

0.5kg

External dimensions

180×157×84.5mm

96×96×125mm

Install the holes

Tray mounting: 138×138mm (wall mountable)

Tray loading 92×92mm

Terms of use

Temperature 0-45°C, humidity not exceeding 85%, no electromagnetic interference

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Electrode selection

Analog signals, digital signal electrodes

Analog signal electrodes-

Data features

Data storage, runtime logs, Bluetooth printing

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Zero potential

E=0,PH±0.25

Slope

≥0.95

Pressure resistance

0.6MPa

Temperature range

0-60℃

Connection method

Top and bottom 3/4 NPT threads

Material

PC

Liquid connection boundary

Porous polytetrafluoroethylene

Features and Applications:
Uses internationally advanced synthetic adhesive and large-area PTFE liquid boundaries that are not easily clogged, easy to maintain, and a built-in temperature sensor integrating pH, reference, and temperature compensation.

Zero potential

E=0,PH±0.25

Slope

≥0.95

Pressure resistance

0.6MPa

Temperature range

0-60℃

Connection method

Top and bottom 3/4 NPT threads

Material

PC

Liquid connection boundary

Porous polytetrafluoroethylene

Characteristics and uses

Built-in temperature sensor integrates pH, reference, and temperature compensation with low internal resistance, suitable for various pure water treatment and industrial processes

Zero potential

E=0,PH±0.25

Slope

≥0.95

Pressure resistance

0.3MPa

Temperature range

0-60℃

Connection method

Upper and lower 3/4 NPT and PG13.5 threads

Material

Glass

Liquid connection boundary

Porous polytetrafluoroethylene

Features and Applications:
Built-in temperature sensor, integrating pH, reference, and temperature compensation.
Can be used with well-known domestic and international brand instruments,
such as E+H, suitable for strong acid and alkali water quality measurement, power stations, and other clean water quality

Zero potential

E=0,PH±0.25

Slope

≥0.95

Pressure resistance

0.6MPa

Temperature range

0-100℃

Connection method

Top and bottom 3/4 NPT threads

Material

PC

Liquid connection boundary

Porous polytetrafluoroethylene

Features and Applications:
Built-in temperature sensor integrates pH, reference, and temperature compensation into one unit, grounding platinum solution with strong anti-interference capability. Uses a gel electrolyte double-salt bridge to prevent electrode contamination and extend lifespan, suitable for various water treatments