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RTBSB-001.202

Room thermostat, surface-mounted, 5…30 °C, 24 VAC, NC contact, ECO function

Electromechanical room thermostat in surface-mounted housing for controlling or monitoring temperatures in offices, living rooms and hotels. Suitable for hot water heating systems. A very precise switching differential is achieved through thermal feedback. The setting range can be changed using the range restriction located under the setting knob. When the ECO terminal is connected to 24 VAC (e.g. with a clock controller or time switch), the temperature is regulated to approx. 4 K lower.


SKU: MA011700 Categories: , ,
Connection cross-section0,12 – 2,5 mm²
Number of outputs1, 1
Number of outputs, heating1
Number of control ranges1
Heating displayNo
Output signalswitching
External settingYes
Operationrotary knob
Operating voltage24 VAC, 50 Hz, 24 VAC, 50 Hz
DesignBerlin 2000, Berlin 2000
ECO input (reduction)24 VAC, 50 Hz
ECO function (reduction)Yes
ECO temperature reductionapprox. 4 K
Electric connectionscrew terminals
Energy efficiency classI
Colourpure white
RAL colour number (similar)9010
Sensor element
Internal settingNo
Bearing temperature–20 … 70 °C
Max. air humidity (non-condensing)95 % r.H.
Housing materialplastic ABS
Max. power consumption< 0,5 W
Max. switching voltage24 VAC, 50 Hz
Max. switching current1 (1) A
Mechanical range reductionYes
MediumAir
Min. switching voltage24 VAC, 50 Hz
Mounting/attachmentsurface mounting
Surface finishmatt, matt
Test mark approvalCE
Control range5 … 30 °C
Heating control functionYes
Cooling control function
Control behaviour2-point
Switching differential0,5 K (delta T max. 4 K/h)
Switching elementbimetal contact
On/Off switchNo
Heating/cooling switchNo
Switching contactNC contact
Potential free switching contactNo
Switching power24 W
Protection classIP30
Protection classIII
Safety and EMCin accordance with DIN EN 60730
ScaleDegree Celsius
Ambient temperature0 … 30 °C
Assemblycomplete device
Dimensions (W x H x D)78,3 mm x 83,4 mm x 25,5 mm

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