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pH Sensor: SpiderTrac P801-Z
Signal output: RS-485 (Modbus/RTU protocol), 4-20mA current output.
Easy installation.
Digital pH: SpiderTrac P801-W
The RS-485 output, Modbus protocol compatible
Automatic temperature compensation
AQMS Portable - SpiderVay Mini
Complete multi-parameter detection. This device is capable of monitoring PM2.5, SO₂, and NO₂
High accuracy. Electrochemical sensors and laser scattering provide precise and stable results