
The Siemens RDL211 is a digital programmable room thermostat designed for precise control of heating and cooling in residential and commercial spaces. With two voltage-free relay outputs, it allows control of a wide range of heating and cooling systems and supports both two-position and three-position control with TPI control for stable and economical operation. The Siemens RDL211 thermostat is powered by two AA batteries that last up to two years, making it easy to install without the need for wiring intervention. The clear digital display and the option to set a weekly time programme allow comfortable operation and optimisation of energy consumption according to the user's daily routine.

Technical specifications:
Use: heating and cooling
Power supply: 2× AA batteries
Temperature setting range: 5 - 40 °C
Switching differential: 0,3 - 1 K
Regulation: TPI
Analog inputs: 1
Digital inputs: 1
Relay outputs: 2× voltage-free switching contact
Relay switching voltage: AC 24...230 V
Relay switching current: 5 (2) A
Mounting type: wall
Degree of coverage: IP30
Dimensions: 88 × 120.8 × 20.5 mm (W × H × D)
Colour: White (RAL 9016)
Siemens Aktiengesellschaft, Werner-von-Siemens-Straße 1, 80333 München, Spolková republika Německo, [email protected], +49 89 3803-5491
Specifications can be changed without notice. Images are for illustrative purposes only.