Siemens QFA20 room sensor for wall mounting

Manufacturer: Siemens

In ventilation and air conditioning plants to acquire relative humidity and temperature in rooms. The QFA20.. is used as a control and measuring sensor for building automation and control systems or indicating units.

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Features Applications Model Document

Version: r.h.; r.h./T
Humidity: 0…95%
Temperature: -15...50 °C
Supply: AC 24 V / DC 13.5…35 V
Output: AC 24 V / DC 13.5…35 V
Protection class: IP30

Used for building automation and control systems or indicating units

Mfr. Part No.	Description
QFA2000	Room sensor for humidity (DC 0...10 V)
QFA2020	Room sensor for humidity (DC 0...10 V) and temperature (LG-Ni1000)
QFA2060D	Room sensor for humidity (DC 0...10 V) and temperature (DC 0...10 V), with Display
QFA2071	Room sensor for humidity (DC 4...20mA) and temperature (DC 4...20mA)