

Relative humidity transmitter for HVAC and process monitoring with analog 4-20 mA / 0-10 V or RS485 Modbus outputs and optional display.

Combined relative humidity and temperature transmitter with analog 4-20 mA / 0-10 V or RS485 Modbus outputs, integrated or remote probe, and optional display.

Three-parameter transmitter: barometric pressure 300-1100 hPa, humidity 0-100% RH, temperature -30 to 80 C. Dual 4-20 mA or 0-10 V outputs plus RS485 Modbus RTU; computes dew point and absolute humidity; IP65 housing.

Indoor air-quality transmitter measuring CO2 to 10,000 ppm, humidity 0-95% RH, and temperature -10 to 60 C, with dual analog outputs and RS485 Modbus RTU; optional display.

Air-quality transmitter measuring suspended dust (PM, 1-1000 ug/m3) plus barometric pressure, humidity, and temperature. Dual analog outputs and RS485 Modbus RTU; optional display.