
Programmable Field Bus Controller 750-833 • 97
Diagnostics
WAGO-I/O-SYSTEM 750
Bus System
3.9.6.1 Fault Types of I/O Modules with Diagnostics Capability
The fault numbers 0 to 9 refer to standardized fault descriptions. The WAGO
specific faults are arranged from fault number 17.
Fault
Type
Meaning
0 Not specified
1 Short circuit
2 Low voltage
3 High voltage
4 Overload
5 Over temperature
6 Line break
7 Upper limit value exceeded
8 Lower limit value exceeded
9 Fault
S T A N D A R D I Z E D
10
...
15
Reserved
16 Reserved
17 Field voltage fault
18 Fuse fault
19 Receiver buffer overflow
20 Reserved
21 Reserved
22 Reserved
23 Reserved
24
The register of the I/O module, which is referenced by the
type of signal and the signal channel, contains a diagnostics
message
25 Reserved
26 Input fault
27 Frame fault
28 Cycle time fault
29 I/O module fault
W A G O S P E C I F I C
31 Terminal fault
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