Elvaco CMeX50 - Page 47

CMeX50 Users Manual English
CMeX50 Users Manual English
page | 47 (89)
2017-10-13
Document id: 1090055 Version 1.5
Wireless M-Bus Telegram
Starting with L-Field, CRC-fields removed
C-Field
0x08
A-Field
0xnn
Payload
Wireless M-Bus Telegram
CI-Field
0x72
Long header
Id,Man,Version,Device
Mapped to payload data
Wired M-Bus telegram
with long header
CMeX50 Info
DIF/VIF Container
description
Mapped from link header or
long header
Figure 16 Wireless M-Bus telegram container data mapping
The DIF/VIF Container description is identified by following DIF/VIF data:
0x0D 0xFD 0x3B 0xnn
where 0xnn is the length of the complete wireless M-Bus telegram (length of the container).