Siemens QAW910 Manual Download Page 5

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Building Technologies 

Room unit QAW910 

CE1N2703en 

HVAC Products 

 

11.07.2006 

Mounting with the base: 
The QAW910 can be fitted to most commercially available recessed conduit boxes or 
directly on the wall. 

Mount the QAW910 first and then insert the batteries. 
 
Prior to commissioning, check to ensure that the QAW910 is correctly fitted to the wall 
and that the batteries are correctly inserted.  
 
The QAW910 is maintenance-free. 
The system indicates when batteries must be replaced. The batteries are located in the 
battery compartment. Batteries can be changed without removing the sensor from the 
wall and there is no need for using tools (reversed polarity protection). 
 
In terms of disposal, the QAW910 is classified as electronic scrap conforming to the 
European Directive 2002/96/EG (WEEE) and must not be disposed of as domestic 
waste. The relevant national legal regulations must be complied with. The unit must be 
disposed of through the relevant channels. Local and currently valid legislation must be 
observed. Exhausted batteries must be disposed of in compliance with environmental 
regulations. 
 

Warranty 

Application-related technical data are only warranted in connection with the Siemens 
Synco 900 system. For equipment combinations, refer to the Data Sheet of the central 
apartment unit.  

When using the QAW910 together with third-party devices, correct functioning 
must be ensured by the user. In that case, Siemens will assume no responsibility 
for service and warranty. 

 

Technical data 

Type of battery 

2 x alkaline batteries LR6 (AA) 1.5 V 

Battery life (capacity 

 2.5 Ah) 

3 years  

 

 

Frequency 868 

MHz 

(bidirectional) 

Range 

typically 30 m inside buildings  

Protocol 

KNX RF compatible  

 

 

Sensing element 

NTC 10 kOhm  

Measuring range 

0…50 °C 

Time constant 

20 minutes 

 

 

Type segment 

LCD 

Resolution 0.1 

°C 

 

 

 

conformity to 

EEC directive 
 - Immunity 
 - Emissions 
Low-voltage directive 
  - Electrical safety 
RTTE Radio & Telecom. Equipment 
 Radio communication 

 
89/336/EC 

- EN 61000-6-1/2 
- EN 61000-6-3/4 

73/23/EC 

- EN 60730-1 

99/5/EEC 

- EN 300220-1, EN 300220-3, EN 301489-3

Installation 

Note 

Commissioning 

Maintenance /  
battery change 

Disposal 
 

Power supply 

RF 

Temperature sensor 

Display 

Standards

 

 

Summary of Contents for QAW910

Page 1: ... 1 5 V batteries Use For integration into the Siemens Synco 900 system Selection of room operating mode timer function and room temperature setpoint readjustment Display of space heating function and status messages Acquisition of the room temperature in HVAC plant Especially suited for Renovation projects old buildings museums churches historical buildings etc Difficult wall mounting situations s...

Page 2: ...ction is used to activate Comfort mode of the respective room for up to 24 hours The setting is made with the Timer button and shown on the display The room temperature setpoint can be readjusted with the setting knob The readjustment made is shown on the display The binding is used by the QAW910 to sign on at the central apartment unit thus ensuring integration into the RF system The binding proc...

Page 3: ... Mode button Selection of room operating mode Automatic Manual Comfort Precomfort Economy and Protection d Timer button Activation and setting of timer function e Setting knob Room temperature setpoint readjustment It acts on the Comfort and Precomfort setpoint within a range of 3 to 3 C f Multifunction button inside the battery compartment Battery state query RF binding test Binding Disconnect de...

Page 4: ...elves and not behind doors or curtains Temperature acquisition must not be adversely affected by direct solar radiation air drafts or other heat or refrigeration sources The permissible environmental conditions must be observed The QAW910 must not be exposed to dripping water For notes relating to engineering and mounting RF devices of the Siemens Synco 900 system refer to Data Sheet CE1N2708en Th...

Page 5: ...y valid legislation must be observed Exhausted batteries must be disposed of in compliance with environmental regulations Warranty Application related technical data are only warranted in connection with the Siemens Synco 900 system For equipment combinations refer to the Data Sheet of the central apartment unit When using the QAW910 together with third party devices correct functioning must be en...

Page 6: ... Climatic conditions class 3K5 class 2K3 class 1K3 Temperature 0 50 C 25 70 C 20 65 C Humidity 5 95 r h noncondensing 95 r h 5 95 r h Mechanical conditions class 3M2 class 2M2 class 1M2 Elevation above sea level min 700 hPa corresponding to max 3 000 m above sea level 1 Completely mounted Dimensions Dimensions in mm 84 1 23 6 76 130 122 2703M02 20 4 28 28 28 28 30 30 2703M01 42 42 4 2 42 88 30 30 ...

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