Conductivity Sensing Terminal & Transmitter

Negotiable
China
No. 568, Yangxin Road, High-tech Development Zone, Shijiazhuang City, Hebei Province
15533950161
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Product Introduction

The conductivity/resistivity sensing terminal & transmitter revolutionizes the traditional meter + sensor configuration into an integrated structure, providing a digital-intelligent conductivity/resistivity sensing terminal for skid-mounted and compact water treatment equipment. It directly supplies communication data to PLCs, HMIs, and general controllers without requiring a separate meter, enabling automated conductivity process data acquisition for small-scale civil digital-intelligent technology equipment.

The product can be configured with multiple engineering units and offers three output interfaces: RS485, (4~20)mA, and WiFi, meeting user requirements for IoT (digital), traditional two-wire transmitter (4~20)mA (analog), and wireless LAN applications.

This measurement sensing terminal features enhanced electromagnetic compatibility immunity and achieves complete isolation of power, measurement, and communication, ensuring stable operation even in complex application environments.

A Bluetooth system is embedded internally, pairing with the APP upon power-up, allowing configuration of product address, baud rate, IP address, and the mapping relationship between data and mA on the APP. Engineering units (conductivity, resistivity, TDS) and digital filter depth can be set under the guidance of the APP interface.

Product Parameters

Instrument Name Conductivity Sensing Terminal & Transmitter
Model RD-521 CD-522 CD-523 CD-524 RT-521 CT-522 CT-523 CT-524 RW-521 CW-522 CW-523 CW-524
Measurement Parameter Resistivity Conductivity Resistivity Conductivity Resistivity Conductivity
Measurement Method Coaxial two-electrode
Wetted Material Titanium 316L Graphite Titanium 316L Graphite Titanium 316L Graphite
Measuring Range (0.05~18.25) MΩ·cm (0.1~200) μS/cm (0.5~2000) μS/cm (50~20000) μS/cm (0.05~18.25) MΩ·cm (0.1~200) μS/cm (0.5~2000) μS/cm (50~20000) μS/cm (0.05~18.25) MΩ·cm (0.1~200) μS/cm (0.5~2000) μS/cm (50~20000) μS/cm
Meter Error ±0.5%
Data Transmission Digital output: RS485 (Modbus-RTU) Transmitter output: (4~20)mA (two-wire) Digital output: WiFi
Data Update Rate 1 time/s Continuous 1 time/s
Power Supply DC 24V
Power Consumption ≤1W ≤1W ≤2W
Protection Rating IP55
Pressure Resistance ≤0.6MPa
Medium Temperature (0~50)℃
Operating Environment Temperature: (0~50)℃ Humidity: ≤85%RH (non-condensing)
Storage Environment Temperature: (-20~60)℃ Humidity: ≤85%RH (non-condensing)
Installation Method In-line installation
Connection Thread 1/2"NPT
Altitude ≤2000 m
Total Weight 0.5 kg

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