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

Siemens QPA84 Indoor air quality controller with integrated VOC sensor for mixed gas In ventilation plant to optimize indoor air quality and consumption of energy by means of demand-controlled...

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

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

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

Siemens QAE26.90 Immersion temperature sensor 4 x 65 mm, LG-Ni1000, -50...180°C With connecting cable. Additional info

Siemens QAE26.93, Immersion temperature sensor Siemens QAE26.93, Immersion temperature sensor 4 x 240 mm, LG-Ni1000, -50...180°C Datasheet

Siemens QAP22 Cable temperature sensor PVC 2 m, LG-Ni1000 The cable temperature sensor is for use in ventilation and air conditioning plants to acquire the room temperature or to provide changeover...

Siemens QAP21.2 Cable temperature sensor for high-temperature applications (180°C) For acquiring the water temperature in flat solar collectors.