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QFA1001 QFA1000 QFA1… Room Hygrostats for relative humidity • Hygrostat with single-pole microswitch • Humidity measuring element made of stabilized plastic texture • Setpoint knob for the upper switching point • For controlling humidification equipment • For controlling dehumidification equipment •...
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The cover carries the removable setpoint knob with its imprinted scale. QFA1000 This model is of the same basic design as the QFA1001, but there is no external setpoint knob. The setpoint can only be adjusted when the cover is removed. Siemens Room hygrostats QFA1001, QFA1000 CE1N1518en Building Technologies...
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Fuse slow max. T5A Protection degree of housing IP20 according to EN 60529 Degree of protection Protection class II according to EN 60730-1 Electrical connection Screw terminals for max. 2 x 1.5 mm Siemens Room hygrostats QFA1001, QFA1000 CE1N1518en Building Technologies 2014-07-30...
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CE1T1518xx EU Conformity (CE) Weight QFA1001 0.090 kg QFA1000 0.090 kg 1) Can be improved by recalibrating on site 2) The documents can be downloaded from http://siemens.com/bt/download. Connection diagrams Internal diagram ϕ Humidification Dehumidification Connection diagrams Diagram 1: Humidification Diagram 2: Dehumidification ϕ...