2 profibus-dp-v1, Profibus−dp−v1, Networking via profibus−dp – Lenze EPM−T9XX Modular system User Manual
Page 268: Transmitting parameter data profibus−dp−v1, 2 profibus−dp−v1
Transmitting parameter data
PROFIBUS−DP−V1
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