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Electronic hygrotherm - ETF 012
ETF
This electronic hygrotherm detects humidity and temperature and operates a relay contact to switch in a heater or fan when one of the set values is reached. LED indication is clearly visible behind each setting knob and illuminates when set value is reached.
- Temperature and humidity regulation
- LED indication of active values
- High breaking capacity
- Quick mount for DIN rail
Selected variant
Technical data
General data |
|
|---|---|
| Control range temperature from | 32 °F |
| Control range temperature to | 140 °F |
| Hysteresis temperature | 2K @ +25°C, 50% RH |
| Control range humidity from | 50 % RF |
| Control range humidity to | 90 % RF |
| Hysteresis humidity | 4% RH @ +25°C, 50% RH |
| Mounting | Clip on, DIN rail |
| Contact type | Changeover (SPDT) |
| Colour | Light grey |
Rated operating conditions |
|
| Voltage max | 265 V ac |
| Voltage min | 90 V ac |
| Inrush max | 30 A |
| Breaking capacity | Resistive load: 240 V AC 10 (1,6) A, inductive load, cosφ=0,6: 240 V AC 3 A, 120 V AC 3 A. 24 V DC 4 A |
| Contact resistance | <10 mΩ |
| Connection type | 5-pole terminal |
*Invisible Heading* |
|
|---|---|
| Operational temperature | -40°C ... +60°C |
| Storage temperature | -40°C ... +60°C |
| Life span | VDE: NO/NC > 15,000 cycles, UL: NO/NC > 30,000 cycles |
| Operating humidity | < 90% RH |
| Humidity storage | <90% RH |
Dimensions |
|
| Height | 77 mm |
| Width | 60 mm |
| Depth | 43 mm |
| Weight | 0.2 kg |
| Material of body | Plastic |
Safety & approvals |
|
| IP class | IP20 |
| Approvals | CE, cULus, EAC, RoHS, UL, UL E164102, VDE |
| Flammability class | UL94-V0 |
| EMC | EN 55014-1-2, EN 61000-3-2, EN 61000-3-3 |
Product description
This electronic hygrotherm detects humidity and temperature and operates a relay contact to switch in a heater or fan when one of the set values is reached. LED indication is clearly visible behind each setting knob and illuminates when set value is reached.
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