RDH100 Digital Thermostat S55770-T377

Room thermostat with large legible display and TPI control for precise control of room temperature in on / off heating systems.

The RDH100 ensures the operation of the installation with maximum economy. It is classified in the ErP class of class IV controller

Operates on 2 AA 1.5V batteries

The Siemens RDH100 room thermostat is an electronic room thermostat for heating. It can be used in residential buildings, apartments, commercial premises or industrial buildings, in combination with zone valves, thermal valves, gas or oil burners, fans and pumps, to maintain the selected room temperature.

The required temperature is regulated by the rotary switch on the front of the thermostat, which offers:
Large LCD screen: easy-to-read display for easy operation and operation, with indications of desired or actual temperature.

Typical applications

• Room temperature control in:
• Houses
• Residence complex
• Office buildings
• Schools
• Controls
• Thermal valves / solenoid valves
• Oil boilers
• Gas boilers
• Circulators
• TPI control

Control with TPI (Time proportional integral) algorithm: the thermostat turns the installation on and off at regular intervals, which are determined by the relationship between desired and actual temperature.

Period and pulse length (PWM) are determined by the relationship between desired and actual temperature.