Industrial Online pH TDS Ec Controller Digital Electrical Conductivity Meter for Water Treatment with Sensor

Industrial Online pH TDS Ec Controller Digital Electrical Conductivity Meter for Water Treatment with Sensor. Wide Measurement Range: Supports 0.02 to 20000us/cm with four selectable electrode ranges. Dual Relay Control: Two relays allow independent control of conductivity and temperature with adjustable hysteresis. Digital Communication: Features 4-20mA output and RS485 communication compatible with MODBUS-RTU. English Interface Option: Factory standard is Chinese, but can be switched to English via the language menu. Adjustable Coefficients: Free adjustment of conductivity temperature compensation and TDS conversion coefficients. Secure Password Management: Password protection prevents misuse by non-professional personnel.