Siemens QAX34.1 User Manual page 6

Technical data
Supply voltage
Function data
Display
Interfaces
Cable connections
Housing protection standard Protection standard to EN 60529
Protection class
Ambient conditions
Standards and directives
Environmental compatibility
Dimensions
Color
Weight
6/8
Siemens
Building Technologies
Operating voltage range
The room unit receives its power from the connected controller, via the PPS2 interface
Power consumption (from controller)
Temperature sensor
Measuring element
Measuring range
Response time
Accuracy (5 ... 30 °C)
Accuracy (25 °C)
Setpoint correction
Correction range (determined by controller) max.  10 K (default  3 K)
Accuracy over full correction range
Type
Functions displayed
Type of interface between controller and
room unit
Baud rate
Connection terminals (screw terminals)
Single cable length controller – Room unit
Cable type
Connecting cable for service tool
Insulation protection class
IEC 721
Ambient air conditions
Temperature
Humidity
Mechanical conditions
Product standard Automatic electronic controls
for household and similar use
Electromagnetic compatibility
Immunity (industrial & domestic)
Emissions (domestic)
compliance
Meets requirements of EMC directive
UL compliance
C-Tick conformity (EMC)
The product environmental declaration
CA2E1645 contains data on RoHS compli-
ance, materials composition, packaging, envi-
ronmental benefit, disposal
See "Dimensions"
Housing front
Housing, base unit, rocker switches
Excluding packaging
QAX34.1 – Room unit with PPS2 interface
SELV / PELV DC 12 ... 15 V
Max. 0.10 VA
NTC resistor
0 ... 40 °C
 8 min
 0.5 K
 0.25 K
10 %
LCD
– Room temperature
– Setpoint adjustment
– Control mode
– Manually selected fan-speed
– Control sequence
– Error code
PPS2
(point-to-point interface, Version 2)
4.8 kbit/s
Stranded or solid conductors
0.8 ... 2.5 mm
2
See Installation guidelines:
DESIGO RXC: CA110334,
DESIGO RXB & RXL: CM110381
DESIGO RXA: CA2Z3884
DESIGO PX: CA110396
2-core or 4-core, twisted pairs,
unscreened
Off-the-shelf, max. 3 m
IP 30
III
Operation Transport
Class 3K5 Class 2K3
0 ... 50 °C – 25 ... 70 °C
< 85 %rH < 95 %rH
Class 3M2 Class 2M2
EN 60730-1
EN 60730-1
EN 60730-1
2004/108/EC
UL916
AS/NZS 61000-6-3
ISO 14001 (Environment)
ISO 9001 (Quality)
2002/95/EC (RoHS)
NCS S 0502-G,  RAL 9003 signal white
RAL 7035 light grey
0.12 kg
CA2N1645en_02
30 Jun 2009