Online Conductivity Indicator “The CC 603 – 1 series of Conductivity Controller and Transmitter provides a reliable method of Monitoring, Controlling & Transmitting 4 – 20mA / RS 485 MODBUS RTU Communication for Interfacing to PLC & Data logger. This product is suitable to measure in water treatment, Electrolytic water cleaning, Chemical Industries, Food Process, Waste Water treatment, Textile Industries & Neutralization process, etc.,. This Controller & Transmitter can Measured using Industrial Conductivity Sensors, Temperature can be measured using temperature sensor. This Conductivity Controller & Transmitter has many User Friendly and Safety Features”