Landis+Gyr Ultracold T550, Technical Description

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16 Additional ordering information on radio module 868
MHz (wireless M-Bus EN13757-4, OMS v2.0)
For OMS v2.0, radio mode T1, security profile A
(encryption mode 5)
Necessary additional ordering information:
Wireless M-Bus module 868 MHz with integrated /
external antenna:
UH50-XYY0-Y 00-YX
E X-YYX
UH50-XYY0-Y 00-YX F X-YYX
Description OMS
1. Protocol type Code
OMS 2.0 / wireless M-Bus 2
2. Sending interval Code
Sending interval 15 minutes 0
Sending interval 1 minutes 3
Sending interval 16 seconds 5
Sending interval 20 seconds 8
Sending interval 12 seconds 9
3. Encryption Code
None 0
AES-128 Bit 1
4. Data telegram Code
Telegram radio standard P600
Telegram mobile radio P601
Telegram mobile radio with tariffs P602
More data telegrams on request.
Please find the information about lifetime of battery in
chapter 8.
Ordering example:
Order example OMS
2 - 9 - 1 - P601
1. Protocol type
2. Sending interval
3. Encryption
4. Data telegram
UH50-XYY0-Y 00-YX E X-YYX
+
2-9-1-
P601
E = Radio module 868 MHz (wireless M-Bus)
2 = OMS v2.0, radio mode T1
0 = Sending interval 12 seconds (mobile radio)
1 = Security profile A (encryption mode 5), AES-
128 Bit; for example to connect to receivers
who not support so high encryption
P601 = Telegram mobile radio

Current energy

Current volume

Energy on monthly set day

Volume on monthly set day

Monthly set day

Energy at yearly set day

Yearly set day

Error (manufacturer specific)

Current time stamp (type I)
OMS:
Open Metering System Specification: Industry standard of
a community of interest of companies and associations. It
develops open and vendor independent specifications for
communication interfaces and basic requirements for me-
ters -
http://oms-group.org .
Defines requirements in addition to standard EN13757-4.