Room hygrostat, setpoint setting range 15...95 % r.h., setpoint adjuster inside device

Stock no. BPZ:QFM81.21

Stock no. BPZ:QFM81.21

On / off hygrostat with humidity sensor.

Setpoint adjuster inside device.

Additional info

Supplied complete with mounting flange.



Immersion length

130...156 mm

Setpoint setting range

15...95 % r.h.

Digital outputs

1-pin, Potential-free, Changeover contact

Switching differential

4 % r.h.

Degree of protection


Digital output, switching voltage

AC 250 V

Digital output, switching current

5 (3) A

Dimensions (W x H x D)

73 x 140 x 64 mm