Room thermostat BTD

Electronic room thermostat with LCD-display specially designed to control different type of heating systems. Can be connected directly to electrothermal NO/NC actuators series 22CX, 26LC or through modules WFHC. WORKING MODE: NORMAL, REDUCED, ANTIFREEZE, TIMER. Display with back-light, key lock function. Temperature setting range: 5 - 37°C. Temperature differential 0.5 K or proportional band (PWM). Regulation on the integrated temperature sensor: NTC.
Option: possibility to regulate on external sensor (NTC 10K, 10013372). Protection IP30.

3 control modes:

  1. via internal sensor.
  2. via external sensor (floor sensor).
  3. via internal room sensor and floor temperature limitation by external sensor.

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Type Part no. WII Part no. WID Power supply
BTD P04542 10025806 2 batteries 1,5 V

Used in conjunction with