FTR series temperature controllers
Thermostats to protect against freezing, in a plastic housing for use in damp environments.
The FTR-E3121 is an electro-mechanical frost monitor, whereas the FTR 1207 is an electronic thermostat with indoor and outdoor settings.
Settings on front panel
Cable entry via PG13 cable gland.
| FTR-E 3121 | FTR 1207 | |
| Voltage: | 230 VAC | 230 VAC |
| Temperature range: | -20 °C → +35 °C | 0 → 40 °C |
| Hysteresis: | 3 °K | 1.5 °K |
| Contact: | 1 C/O 10 (4) A | 1 C/O 116 (4) A |
| Protection index: | IP 65 | IP 54 |