Cabinet Heater and Controller

ETF 012 Electronic Hygrothermostat

Product Description

1. Temperature and humidity adjustable

2. Optical operating display

3. High switching capacity

4. Clip fixing

Technical Data
Switch difference(temperature)2K (±1K tolerance) at25℃/77℉ (50%RH)
Switch difference(humidity)4%RH (1%tolerance) at25℃/77℉ (50%RH)
Reaction time(humidity)Approx.5 sec.
Contact typeChange-over contact (relay)
Contact resistance<10mΩ
Service lifeNC:>50.000 cycles NO:>100,000 cycles
Max switching capacity (Relay output)NC:240VAC,6(1)A NO:240VAC,8(1.6)A NC:120VAC,6(1)A NO:120VAC,8(1.6)A 24VDC,4A
EMCAcc to EN 55014-1-2, EN 61000-3-2 EN 61000-3-3 
Optical indicatorLED
Connection5-pole terminal,clamping torque 0.5Nm max:rigid. wire 2.5mm2 stranded wire (with wire end ferrule)1.5mm2
MountingClip for 35mm DIN rail.EN50022 
CasingPlastic according to UL94 V-0 light grey
WeightApprox. 0.02kg
Fitting positionVariable
Operating/Storage temperature0 to+60℃ (+32 to+140℉)/-20 to+800℃ (-4 to+176℉)
Protection typeIP20



Example of connection接线图.jpg

Art.NoOperating votageSetting range temperatureSetting range humidity
01230.0-00230VAC, 50/60Hz0 to+60℃50 to 90%RH
01230.9-00120VAC, 50/60Hz+32 to+140℉50 to 90%RH
01230.9-01120VAC, 50/60Hz0 to+60℃50 to 90%RH