Triple gas NDIR, CO / CO2 / CxHy as C3H8 Infrared Module.
Digital analog output converter, Modbus RS-485 to 4-20mA for your 301C gas controller.
Refrigerant gas sensor or combustible explosion proof sensors available.
Analog digital input converter (4-20mA to Modbus RS-485) for your 301C gas controller.
Sensepoint 0 to 100%, LEL combustible sensor.