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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
Ammonia Sensor: SpiderTrac A804-Z
Signal output: RS-485 bus, Modbus/RTU protocol.
Easy to install: 3/4 NPT thread (pipe thread) for easy submersible installation or installation in pipes and tanks.
Free Chlorine Sensor: SpiderTrac FR809-W
Continuous online monitoring
Fast response with stable accuracy
Ammonia Sensor: SpiderTrac A804-W
RS-485; MODBUS protocol compatible
No reagent, no pollutants, more economic and environmentally friendly
Online Odor Monitor
Advanced and Reliable Technology
Built-in Temperature Control