Technical data

92 • Programmable Field Bus Controller 750-833
Diagnostics
WAGO-I/O-SYSTEM 750
Bus System
3.9.5 Device Status
The device status includes the required overhead 7 byte and transmits internal
status information as well as information relating to the internal bus,
PROFIBUS DP and the PFC-RTS to the master or the higher ranking controls.
Byte Information Description
15
0 0 0 0 0 1 1 1 Header byte
(7 byte status information
incl. header)
16
1 0 1 0 0 0 0 0 Status type
(manufacturer specific device status)
17
0 0 0 0 0 0 0 0 Slot number 0
18
0 0 0 0 0 0 0 0 Status differentiation
(none)
19
q q n n n n n n Status message
q – Status source
'00' Internal status
'01' Internal bus status
'10' PROFIBUS DP status
'11' PFC-RTS status
n – Status number
20
x x x x x x x x Status argument
21
0 0 0 0 0 0 0 0 Reserved