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Operational data, all
types
Environmental
conditions
Standards
Siemens
Building Technologies
External temperature sensor, changeover sensor,
operating mode switchover contact, dewpoint monitor
contact, enable electrical heater contact, fault contact
Switching differential, adjustable
Heating mode
Cooling mode
Setpoint setting and setpoint range
Comfort mode
Energy Saving mode
Protection
Multifunctional inputs X1 / X2 / D1
Input X1
Input X2
Input D1
Built-in room temperature sensor
Measuring range
Accuracy at 25 °C
Temperature calibration range
Settings and display resolution
Setpoints
Current temperature value displayed
Operation
Climatic conditions
Temperature
Humidity
Transport
Climatic conditions
Temperature
Humidity
Mechanical conditions
Storage
Climatic conditions
Temperature
Humidity
conformity
EMC directive
Low-voltage directive
N474
C-tick conformity to
EMC emission standard
Reduction of hazardous substances
Product standards
Automatic electrical controls for household and
similar use
Special requirements for temperature-dependent
controls
Electronic control type
RDG1... room thermostats
(P30)
2 K (0.5...6 K)
(P31)
1 K (0.5...6 K)
21 °C
(P08)
(P11-P12)
15 °C/30 °C (OFF, 5...40 °C)
(P65-P66)
8 °C/OFF
Selectable
Ext. temperature sensor
(P38=1)
Changeover sensor
(P40=2)
Operating mode switchover
(P42=3)
0...49 °C
< ± 0.5 K
± 3.0 K
0.5 °C
0.5 °C
As per IEC 721-3-3
Class 3K5
0 ...50 °C
< 95% r.h.
As per IEC 721-3-2
Class 2K3
− 25...60 °C
< 95% r.h.
Class 2M2
As per IEC 721-3-1
Class 1K3
− 25...60 °C
< 95% r.h.
2004/108/EC
2006/95/EC
AS/NSZ 4251.1:1999
2002/95/EC
As per EN 60730–1
As per EN 60730–2-9
2.B (micro-disconnection on
operation)
(5...40 °C)
(OFF, 5...40 °C)
9/12
N3181en
May 28. 2009
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