• On-Off control

  • Relay output for cooling or heating control

  • Single NTC probe input

  • Offset value can be entered for NTC probe

  • In the case of probe failure, output state can be selected as On/Off or periodical running

  • Upper and lower limits of the setpoint can be adjusted

  • Temperature unit can be selected as °C or °F

  • Communication feature via RS485 ModBus protocol (order option)

  • CE marked according to European Norms


Environmental Conditions
Ambient/Storage Temperature0...50 ºC / -25...70 ºC
Relative Humidity80% relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Protection DegreeAccording to EN 60529 Front panel: IP65, Rear panel: IP20
HeightMax. 2000m
Electrical Characteristics
Supply230V AC +%10 -%20 50/60Hz or 10-30V DC / 8-24V AC
Power Consumption5VA
External ConnectionsScrew-terminals
Scale-60.0...150.0 °C
Sensitivity0.1°C (selectable 0.1 ºC or 1 ºC)
Accuracy± 1% (of full scale)
Relay8A model: 250V AC, 8A (for resistive load), NO+NC
1/2hp 240V AC (for inductive load)
16A model: 277V AC, 20A (for resistive load), NO
2hp 250V AC (for inductive load)
Life Expectancy8A model: Mechanical 30.000.000 operations (under no load), Electrical 100.000 operations (8A at 250V AC, resistive load)
16A model: Mechanical 10.000.000 operations (under no load), Electrical 100.000 operations (20A at 277V AC, resistive load)
Control TypeSingle set-point
Control AlgorithmOn-Off
HysteresisAdjustable between 1 and 20.0 °C
Mounting MethodTH35 rail mounting
DimensionsW54xH94xD68 mm
WeightApprox. 190g (after packaging)
Enclosure MaterialSelf extinguishing plastics
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