¹ When connecting with stranded wires, wire end ferrules must be used.
Art. No.
Setting Range
Operating Voltage
860664
40 to 90% RH
230VAC, 50/60Hz
860665
40 to 90% RH
120VAC, 50/60Hz
> Adjustable and pre-set relative humidity
> Status indicator (LED)
> High switching capacity
> Clip fxing
> Temperature-compensated
The electronic hygrostat senses the relative humidity in an enclosure with electric/electronic components and turns on a heater at the set point, helping prevent the formation of condensation in the enclosure. The LED integrated in the adjustment knob is lit when the connected heater is in operation.