Siemens digital room thermostat S55770T 379

Manufacturer: Siemens Digital Industries
Designation: Room thermostat RDJ100
Type: S55770T 379
Power supply: Battery
Connection: 2-wire
With receiver: No
Measuring range: 5 to 30 °C
External sensor: No
With thermal feedback: No
Control characteristic: PID
Suitable for heating: Yes
Number of heating outputs: 1
Differential value: 1 K
Differential adjustable: No
Selector switch for heating and hot water: No
Transducer/sensor version: Other
Temperature readable: Yes
With display: Yes
Clock type: Day clock
Clock version: Digital
Overtime switch: Yes
Optimisation: No
With drinking water circuit: No
Operation: Rotary control
Weather-dependent control: No
Number of switching programmes: 1
Contact type: Changeover switch (NO/NC)
Max. Max. contact voltage: 250 V
Contact voltage: 250 V
Max. contact load Contact load: 5 A
Protection class (IP): IP20
Explosion-proof: No
Colour: Other
RAL number: 9003
Width: 120 mm
Depth: 26.9 mm
Height: 90 mm
Temperature regulator class: IV

Further details: Mains-independent, battery-operated electronic room thermostat with time programme and PID output control.

• With digital daytime timer (24 hours)
• Simple operation via large rotary knob, large display and slide control
• Colour of the housing front: Signal white RAL9003
• Colour of the mounting plate: Light grey RAL7035

Operating modes:

• Automatic mode with max. 2 heating phases per day
• Continuous comfort mode
• Continuous energy-saving mode
• Frost protection mode.