Siemens WTT662 Series Operating And Installation Instructions page 28

EN
Technical data WT..662..
Norms
Hereby, SIEMENS Switzerland Ltd declares that the radio equipment type WT..662.. is in compliance with Directive 2014/53/EU and
2011/65/EU. The full text of the EU declaration of conformity is available at the following internet address:
http://www.siemens.com/bt/download
Ambient conditions
Protection rating
Safety class WTT662..
WTX662..
Storage
Transport
Use
Radio
Radio protocol
Wireless M-Bus supported mode
AES encryption
Frequency band S-Mode
C-Mode
Transmission power S-Mode
C-Mode
Duty cycle S-Mode
C-Mode
Sensitivity S-Mode
C-Mode
M-Bus interface
Current drawn
Adressing
Baud rate
Max. permissible readout frequency
Protocol
Norms
Interference immunity and emission
Safety
Power supply typ WTT662..
Battery type
Operating voltage
Battery life Main battery
Backup battery
Power supply typ WTX662..
Rated voltage
Battery life Backup battery
Material
Dimensions (WxHxD)
Device weight WTT662..
WTX662..
Housing material
Housing colours
Mounting material
Accessories package
*) Standard application: Readout 4x monthly with WTT667/WTT563, for further details and use cases see S GCP.
28 A6V11762785_----_a
IP20 acc. to EN 60529
III acc. to EN 61140
II acc. to EN 61140
-5 °C to +45 °C, < 95 % r.F. (without condensation) acc. to EN 60721-3-1
-25 °C to +70 °C, < 95 % r.F. (without condensation) acc. to EN 60721-3-2
-5 °C to +55 °C, < 95 % r.F. (without condensation) acc. to EN 60721-3-3
Wireless M-Bus acc. to EN 13757-4
S-Mode and C-Mode
supported
(868,3 +/- 0,3) MHz
(868,95 +/- 0,25) MHz
max. 14 dBm / typ. 12,5 dBm
none
< 1 %
n.a.
min. -100 dBm / typ. -105 dBm
min. -100 dBm / typ. -105 dBm
1 M-Bus load
WT..662.. itself: primary or secondary
Stored devices in WT..662..: secondary
auto detection (300, 2400 or 9600 Baud)
typical 1 time a day
acc. to EN 13757-2/-3, EN 1434-3
EN 301489-1, EN 301489-3
EN 62 368-1
Lithium metal
DC 3,6 V
typically 5 years (in standard application*, plugged in during operation); changeable
typically 10 years in standard operation plus 1 year in active storage or backup mode; changeable
AC 100..240 V 50/60 Hz
typically 10 years in standard operation plus 1 year in active storage or backup mode; changeable
200 mm x 200 mm x 57 mm
gross: 0,76 kg, net: 0,65 kg
gross: 0,75 kg, net: 0,63 kg
PC/ABS
RAL9016, verkehrsweiß
2 dowels S6
2 screws Torx 20 4,0 mm x 40 mm
1 seal
1 jumper
1 M-Bus plug (green)
2019-11-26 Siemens Smart Infrastructure