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Residual Chlorine Sensor: SpiderTrac FR809-Z
Capable of measuring COD, turbidity, and temperature
Equipped with a cleaning brush to prevent biological adhesion
COD Sensor: SpiderTrac C803-Z
Capable of measuring COD, turbidity, and temperature
Excellent stability even during long-term monitoring
pH Sensor: SpiderTrac P801-Z
Signal output: RS-485 (Modbus/RTU protocol), 4-20mA current output.
Easy installation.
Free Chlorine Sensor: SpiderTrac FR809-W
Continuous online monitoring
Fast response with stable accuracy
COD Sensor: SpiderTrac C803-W
Digital sensors with digital RS-485 output and Modbus protocol
No chemicals with direct UV254 spectral absorption measurement
Digital pH: SpiderTrac P801-W
The RS-485 output, Modbus protocol compatible
Automatic temperature compensation