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E130506819092
Interface Module XC
Protocol Converter / User Manual
Baer Energie- & Messtechnik GmbH
Siemensstr. 3
D-90766 Fürth
Phone +49 911 970590
Fax +49 911 9705950
Other OBIS-Registers will not be stored and cannot be transmitted.
*
: possible since firmware version 5
Output of the meter values via M-Bus
The OBIS coded values from the meter will be convert to the M-Bus data (DIFs/VIFs: Data
Identification Fields/Value Identification Fields according to DIN EN 13757-3:2013-08 without
manufacturer specific extensions).
Data field coding: 32 Bit Integer only (data field := 0100
Binary
), type B with the sign.
Telegram format: variable data respond.
Used telegram formats (examples):
Master: SND_NKE (Send Link Reset)
Answer: E5
Hex
(Acknowledge)
Master: SND_UD (CI-Field 52
Hex
for selection the secondary address; request via address FD
Hex
)
Answer: E5
Hex
(Acknowledge)
Master: REQ_UD2 (Request User Data Class 2)
Answer: RSP_UD (Respond User Data)
Further specifications:
The following definitions shall also apply for the selection of a new secondary address (SND_UD):
- the manufacturer code (15
Hex
A8
Hex
for
“EMH”) will be evaluated, wildcard (FF
Hex
FF
Hex
) is possible;
- the version byte (Ver) will be ignored: all bytes are possible (e.g.: FF
Hex
);
- the medium byte (02
Hex
for electricity) will be evaluated, wildcard (FF
Hex
) is possible;
Data encryption is not allowed.
Max. telegram length: 252 bytes (max. ca. 30 values).
Support only for mode 1 (CI-Field): the least significant byte (LSB) of a multibyte record is
transmitted first.
Status byte: only bit 4 (
“temporary error”) is used: internal communication error between the
modules and the meter.
Implementation of one FCB-Bit (Frame Count Bit) only (use either the primary or secondary
address).
