TF
Frost protection thermostat, single-stage
Application
The TF is a thermostat for protecting heat exchangers, water circulation systems and heating coils from freezing. All units are intrinsically safe and have a sealable setpoint adjustment.
Technical Data
| Switching capacity: | 15 (8) A; 12..250V AC |
| Adjustable range: | -10...+10°C / 14°...50°F, preset falling +5°C |
| Switching difference: | 2 K |
| Contact: | dust-encapsulated microswitch as single-pin, potential-free changeover switch (changeover contact) |
| Sensor and capillary: | made of copper, active over the entire length |
| Process connection: | by means of DBZ-05 mounting brackets (included) |
| Electrical connection: | 0,14 - 1,5 mm² via screw terminals |
| Housing: | ABS base (acrylonitrile butadiene styrene) V0, With polycarbonate cover |
| Dimensions: | 140 x 62 x 65mm plus cable clamp |
| Housing temperature: | max. +55°C |
| Capillary temperature: | max. +150°C |
| Protection class: | I (according to EN 60 730) |
| Protection type: | IP 65 (according to IEC 529) Cable clamp with strain relief, M 20 x 1,5 |
| Standards: | CE conformity EMV Directive 2004/108/CE Low Voltage Directive 2006/95/CE |
| Installation location: | the housing must be installed so that the ambient temperature at the housing cannot become lower than the set point at the controller. |
| Additional application: | The TF-18 is also suitable for monitoring liquids, the sensor can be installed in a thermowell. |
| Function:: | Contacts 1 and 2 (red-white) open at temtemperature drop to the set value. At the same time, the contacts 1 and 4 (redblue) and can be used as a signal contact. |
