Digital pH Sensor

Description

The Digital pH Sensor with RS485 Modbus RTU is a high-performance probe designed for accurate measurement of pH and ORP in water, wastewater, aquaculture, and industrial applications. Equipped with a standard RS485 Modbus RTU interface, it allows seamless remote communication with host systems for real-time monitoring and control.


Key Features & Benefits

  • Wide Measurement Range: 0.00–14.00 pH; ±1000.0 mV for ORP, covering a broad spectrum of applications
  • High Accuracy & Resolution: 0.02 pH / 0.5 °C, resolution of 0.01 pH and 0.1 mV
  • Digital Interface: RS485 communication supports MODBUS RTU protocol for reliable remote monitoring
  • Robust Construction: G3/4″ installation size, heat resistance 0–60 °C, power supply 6–30 VDC, low power consumption (30 mA @12VDC)
  • Easy Integration: Compatible with online systems, IoT water quality monitoring, and industrial process controllers
  • Calibration Support: Supports zero point, slope, and multi-point calibration via MODBUS registers

Applications

  • Water quality monitoring and IoT water detection
  • Aquaculture systems for optimal aquatic conditions
  • Industrial chemical and wastewater processes
  • Online pH and ORP measurement in laboratories or field stations

This Digital pH Sensor with RS485 Modbus RTU offers reliable, stable, and precise pH/ORP monitoring, making it ideal for industries and applications that demand real-time water quality control and seamless data integration.