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Mechanical hygrostat

MFR 012

The hygrostat is used to prevent condensate and regulates heating and fans. From a critical relative air humidity of 65 %, the temperature is increased so that the dew point is raised.

  • Adjustable relative air humidity
  • Change-over contact (heating or cooling)
  • High switching performance
  • Clip fixing
CEUKCAEACULCQC

Overview technical data

Device typeHygrostat
Follow-up article01250.0-00
Setting range35 % RH - 95 % RH
Contact typeSnap-action contact
Protection typeIP20
CasingPlastic to UL94 V-0, light grey
AC/DCAC DC
Operating voltage tolerance maximumAC 250 V (VDE), AC 120 V (UL) V
Inrush current maximum16 A
Inrush current duration 10 s
Switching capacityAC 5 A DC 20 W
Switching current ohmic 5 A
Reference voltage ohmic maximum250 VAC
Reference voltage 2 ohmic maximum120 VAC
Switching current dc ohmic 0,6 A
Reference voltage dc ohmic maximum30 VDC
Reference voltage minimum20 V
Switching current 0,1 A
Service life>50000 cycles
Switching differential 4 % RH
Switching differential tolerance ± 3 % RH
Operating temperature0 °C - 60 °C
Operating humidity ≤95 % RH
Storage humidity ≤95 % RH
Storage temperature-40 °C - 60 °C
Torque 0,5 Nmmax.
Connection3-pole clamp, torque 0.5 Nm max: Rigid wire cable 2.5 mm² (AWG 14) Stranded wire² 1.5 mm² (AWG 16)
DesignChange-over contact
MountingClip for 35 mm DIN rail, EN 60715
Height 67 mm
Width 50 mm
Depth 38 mm
Weight 60 g
NoteSwitching differential referred to 50 % rH. Wire end ferrules must be used for connections with stranded wires.
CCCCQC

Product variants

Article numberRequestCADDatasheet
01220.0-00
MFR012-01220.0-00-Datasheet-EN-SE.pdf

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