Lenze EPM−T9XX Modular system - Manual (Page 268)

Transmitting parameter data
PROFIBUS−DP−V1
10
Networking via PROFIBUS−DP
10.5
10.5.2
L
10.5−2 EDSPM−TXXX−9.0−11/2009
10.5.2 PROFIBUS−DP−V1
DU
(1 Byte)
DU
(1 Byte)
DU
(1 Byte)
Header
… MSG
(4 Byte)
Checksum ED SD
epm−t232
Fig. 10.5−2 Cycle of a PROFIBUS telegram
DU Data Unit (user data)
Value range: 1 ... 240 bytes
MSG Parameter data
SD Start Delimiter (start of the telegram)
ED End Delimiter (end of the telegram)
For the communication protocol PROFIBUS−DP−V1, the following parameter data
are available:
Byte Assignment Lenze setting
0 Bit 7 ... 0 Reserved C4
h
1 Bit 3 ... 0 Reserved 70
h
Bit4 0 Manufacturer−specific alarm deactivated
1 Manufacturer−specific alarm activated
Bit 5 0 Diagnostic alarm deactivated
1 Diagnostic alarm activated
Bit 6 0 Process alarm deactivated
1 Process alarm activated
Bit7 Reserved
2 Bit 7 ... 0 Reserved 08
h
3 Bit 7 ... 0 Reserved 0A
h
4 Bit 7 ... 0 Reserved 81
h
5 Bit 7 ... 0 Reserved 00
h
6 Bit 7 ... 0 Reserved 00
h
7 Bit 0 0 Code−related diagnostics activated 00
h
1 Code−related diagnostics deactivated
Bit 1 0 Module status activated
1 Module status deactivated
Bit 2 0 Channel−related diagnostics activated
1 Channel−related diagnostics deactivated
Bit 7 ... 3 Reserved
8 Bit 7 ... 0 Reserved 00
h
9 Bit 7 ... 0 Reserved 00
h
10 Bit 7 ... 0 Reserved 00
h
11 Bit 7 ... 0 Reserved 00
h
12 Bit 7 ... 0 Reserved 00
h
Structure of the PROFIBUS
telegram
Parameter data