Data Sheet for Product

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Siem ens Room unit QAW70 CE2N1637E
Building Technologies 2014-07-30
Disposal
The devices are considered electronics devices for disposal in term of European
Directive 2012/19/EU and may not be disposed of as domestic waste.
· Dispose of the device via the channels provided for this purpose
· Comply with all local and currently applicable laws and regulations.
Technical data
Operating voltage DC 10…15 V
Perm. ambient temperature
Transport and storage
Operation
–25…+65 °C
0…35 °C
Degree of protection
(when mounted on a closed wall)
Protection class III according to EN 60730-1
Protection degree of housing IP 30 according to EN 60529
Overvoltage protection: max. permissible
voltage
Terminals D1/D2
24 V
Terminals D3/D4 (sensor / switch)
–13…+5 V
Room temperature sensor
Time constant
10 min
Coupling to the wall
50 %
Measurement range
0…32 °C
Perm. cable lengths to the heating
controller (PPS interface)
Copper cable 0.25 mm
2
max. 25 m
Copper cable from 0.5 mm
2
max. 50 m
Perm. cable lengths to the external switch or sensor
Copper cable 0.6 mm dia.
max. 20 m
Copper cable from 1.0 mm
2
max. 50 m
Directives and Standards
Produkt Standard EN 60730-1
Automatic electrical controls for
household and similar use
Electromagnetic compatibility
(Applications)
For use in
residental,commerce,light-
industrial and industrial envi-
ronments
EU Conformity (CE) CE1T1637xx
*)
Environmental compatibility The product environmental decla-
ration CE1E1637en
*)
con
tains data
on environmentally compatible
product design and assessments
(RoHS compliance, materials
composition, packaging, environ-
mental benefit, disposal).
Reserve of clock min. 12 h
Weight (net) 0.22 kg
Color of front RAL 9010 (pure-white)
*) The documents can be downloaded from http://siemens.com/bt/download.