Cabinet Heater and Controller

Mechanical Hygrostat MFR 012

Product Description

1. Adjustable relative humidity

2. Change-over Contact

3. High switching capacity

4. Easily accessible te rminals

5. Clip fixing

Technical Data
Switch difference4%RH(±3% tolerance)
Permissible air velocity15m/sec
Contact typechange-over contact
Contact resistance<10mΩ
Service life>100000 cycles 
Min switching capacity20V AC/DC 100mA
Max switching capacity250VAC,5(1)A DC 20W
EMCacc to EN 55014-1-2,EN 61000-3-2 EN 61000-3-3 
Connection3-pole terminal for2.5mm. clamping torque 0.5Nm max: rigid wire 2.5mm2. stranded wire (with wire end ferrule) 1.5mm2
Mountingclip for 35ram DIN rail,EN50022
Casingplastic according to UL94 V-0, light grey,UL94 V-0
Fitting positionVariable
Operating/Storage temperature0 to+60℃(+32 to+140℉)/-20 to+80℃(-4 to+176℉)
Protection typeIP20
*at 50%RH

Drawing and Installation MFR 012 图纸.jpg

Example of connectionMFR 012 接线图纸.jpg

Art.NoSetting range humidity
01220.0-0035 to 95%RH