Sensors

Siemens QPA1004 Room air quality sensor Carbon dioxide CO2 S55720-S453 Datasheet

Siemens QAA74.614/101 Datasheet

Siemens QFM81.2 Duct hygrostat, setpoint setting range 15...95 % r.h. On / off hygrostat with humidity sensor.External setpoint adjustment. Additional info Supplied complete with mounting flange. Datasheet

Siemens QFM2120 Duct sensor for humidity (0...10 V) and temperature (Ni1000) For relative humidity and temperature. Datasheet

Siemens QFM81.21 Room hygrostat, setpoint setting range 15...95 % r.h., setpoint adjuster inside device On / off hygrostat with humidity sensor.Setpoint adjuster inside device. Additional info Supplied complete with mounting flange. Datasheet

Siemens QFM3171D Duct sensor for humidity (4...20 mA) and temperature (0...20 mA) for demanding requirements, with display  Datasheet

Siemens QFM3171 Duct sensor for humidity (4...20 mA) and temperature (0...20 mA) for demanding requirements Datasheet

Siemens QFM3160D Duct sensor for humidity (DC 0...10 V) and temperature (DC 0...10 V) for demanding requirements, with display  Datasheet

Siemens QFM3160 Duct sensor for humidity (DC 0...10 V) and temperature (DC 0...10 V) for demanding requirements  Datasheet

Siemens QFM2171 Duct sensor for humidity (DC 4...20 mA) and temperature (DC 0...20 mA) For relative humidity and temperature. Datasheet

Siemens QFM2160 Duct sensor for humidity (DC 0...10 V) and temperature (DC 0...10 V) For relative humidity and temperature. Datasheet

Siemens QFM2101 Duct sensor for humidity (DC 4...20 mA) For relative humidity and temperature. Datasheet