On-Off control
Two relay outputs for pump and heater control
Two NTC probe input for collector and boiler control
NTC probe input offset adjustments can be performed
Collector frost protection
Boiler overheat protection
Lower and Upper alarm limit can be adjusted to dependent on set point value
CE marked according to European Norms
| Environmental Conditions | |
| Ambient/Storage Temperature | 0...50 ºC / -25...70 ºC |
| Relative Humidity | 80% relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C |
| Protection Degree | According to EN 60529 Front panel: IP65, Rear panel: IP20 |
| Height | Max. 2000m |
| Electrical Characteristics | |
| Supply | 230V AC +10% -20% 50/60Hz or 12/24V AC/DC ±10% |
| Power Consumption | 5VA |
| External Connections | Screw-terminals |
| Scale | -60.0 ... 150.0 °C |
| Sensitivity | 0.1 °C (selectable 0.1 ºC or 1 ºC) |
| Accuracy | ±1 °C |
| Time Accuracy | ±1% |
| Output | |
| Pump Relay Output | 250V AC, 8A (resistive load), NO, 1/2HP, 0.37kW 240V AC (inductive load) |
| Heater Relay Output | 250V AC,8A (resistive load), NO+NC, 1/2HP, 0.37kW 240V AC (inductive load) |
| Life Expectancy | Mechanical 30.000.000 operations (under no load), Electrical 100.000 operations (8A at 250V AC, resistive load) |
| Control | |
| Control Type | Single set-point, pump and heater control |
| Control Algorithm | On-Off |
| Hysteresis | Adjustable between 1...20.0 °C |
| Housing | |
| Mounting Method | Panel mounting |
| Dimensions | W77xH35xD61 mm |
| Weight | Approx. 190g (after packaging) |
| Enclosure Material | Self extinguishing plastics |