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30 | Additional functions
Disposal
The water meter has to be disposed of in accordance with local
environmental regulations, especially electronic water meters,
equipped with electronic components and lithium batteries!
These devices must not be disposed of with domestic waste!
Test certificates for the batteries used are available on request.
Handling of lithium batteries:
• store at a dry place protected against moisture
• do not heat above 100°C or throw in fire
• do not short-circuit
• do not open or damage
• do not charge
• do not store within reach of children
Translation
For deliveries to countries in the European Economic Area, the operating
instructions are to be translated into the appropriate language of the user
country
Should there be any inconsistencies in the translated text, the original
operating instructions (German) are to be consulted or the manufacturer
should be contacted
Technical Data
Protection class
IP68, (max. 4 weeks, 1 meter of water depth)
Radio standard
EN13757-4 wMbus accordingly OMS
(Open Metering Standard), T1, C1 mode
Radio frequency
868 MHZ
Radio range / radio power
200 meters in an open field / 14 dBm
Battery
1 lithium cell, 3,6 V Size ½ AA (working life about
7 years) Size 1 AA (working life about 13 years)
Interface
NFC; 20.3 MHz
Storage temperature
+ 0,1°C to + 65 °C, dry conditions
Ambient temperature
+ 0,1°C to + 65 °C
Elektronischer Wohnungswasserzähler
CE declaration
of conformity in accordance with the EC Directive 2014/32/EC of the
EUROPEAN PARLIAMENT AND OF THE COUNCIL of 26 February 2014
on measuring instruments, as well as with the directives of 2014/53/EC
(RED) and 2011/65/EC (RoHS)
We hereby declare that the water meters of the type:
• ETK-EAM, ETW-EAM with type approval DE-17-MI001-PTB004, in
the version supplied comply with the above mentioned directives and
the following standards:
Standard
• EN 14154
• OIML R 49
ISO 4064
• EN 300 220-1,-2
EN 300 330-1,-2
• EN 301 489-1
EN 301 489-3
EN 50364
EN 65369-1
EN 62479
• EN 60950
i V Manfred Bartler
Management Representative
In case of a modification that has been made without the consent of
E. WEHRLE GmbH, this declaration of conformity is no longer valid.
EN
English | 31
Title
Watermeters
Water meters for cold potable water
and hot water
Electromagnetic compatibility and
radio spectrum matters
Electromagnetic Compatibility
Information technology equipment - Safety
i V Thomas Pühler
Head of Metrology Department
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