User Manual

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Siemens Building Technologies Room temperature controller CE1N3025en
HVAC Products 12.06.2003
Technical data
Operating voltage AC 24 V ±20 %
Frequency 50/60 Hz
Power consumption max. 6 VA
Control outputs Q1, Q2, Q3
Rating
AC 230 V
max. 600 VA
Control output Y10
Resolution
Current
DC 0…10 V
39 mV
max. ±1 mA
Signal input B2 for changeover-sensor QAH11.1, Safety class II
NTC resistor 3kΩ at 25°C
Status input D1 and GND
Contact sensing
Insulation against mains
Operating action
SELV DC 6-15 V / 3-6 mA
4 kV
normally open (NO)
Perm. cable length with copper cable 1.5 mm
2
for connection to terminals B1, B2 and D1 80 m
Setpoint setting range 8...30 °C
Max. control deviation at 25 °C max. ±0.7 K
Switching differential in heating mode SDH
(selectable)
4 K
Switching differential in cooling mode SDC
(selectable)
2 K
Integration time 5 min
Setpoint «Energy saving mode », heating 16 °C
Setpoint « Energy saving mode », cooling 28 °C
Operation
Climatic conditions
Temperature
Humidity
to IEC 721-3-3
class 3K5
0...+ 50 °C
<95 % r.h.
Transport
Climatic conditions
Temperature
Humidity
Mechanical conditions
to IEC 721-3-2
class 2K3
−25...+70 °C
<95 % r.h.
class 2M2
Storage
Climatic conditions
Temperature
Humidity
to IEC 721-3-1
class 1K3
−25...+70 °C
<95 % r.h.
conformity to
EMC directive
Low voltage directive
89/336/EEC
73/23/EEC and 93/68/EEC
N474
C-Tick conformity to
EMC emission standard
AS/NSZ 4251.1:1994
Product standards
Automatic electrical controls for household and
similar use
EN 60 730 – 1 and
EN 60 730 – 2 - 9
Electromagnetic compatibility
Emissions
Immunity
EN 50 081-1
EN 50 082-1
Safety class II to EN 60 730
Pollution class normal
Degree of protection of housing IP30 to EN 60 529
Power supply
Operational data
Environmental conditions
Norms and standards