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PROFINET IO 750-340
Diagnostics
WAGO-I/O-SYSTEM
750
PROFINET IO
3.1.7.2.2
Fault Cases of I/O Modules with Diagnostics Capability
Article
number
Data
format
Fault type
Significance
75x-418,
75x-419,
75x-421
BIT
0x1A / 26 External fault
Short circuit of the transmitter power supply
75x-425
BIT
0x1A / 26 External fault
Signal line to transmitter interrupted or short
circuited
750-506
BIT
0x01 / 1
0x02 / 2
0x06 / 6
Short circuit
Overvoltage
Line break fault
Signal output short circuited
Field voltage to the signal output inadequate
Signal line to the actuator interrupted or not
connected
750-507,
750-532,
750-537
BIT
0x1A / 26 External fault
Short circuit of the signal output against
+24V or GND, signal line to the actuator is
interrupted or not connected or excess
temperature through overloading.
750-522,
750-523
BIT
0x1A / 26 External fault
External fault (broken wire, overload or short
circuit, manual operation)
750-460,
750-461,
750-469
WORD
0x06 / 6
0x08 / 8
0x09 / 9
Broken wire
Lower limit value
undershot
Fault
Signal line to transmitter interrupted
Measurement range shortfall or signal line to
the transmitter has a short circuit
Internal fault (e.g. hardware)
750-452,
750-465,
750-467,
750-468,
750-472,
750-475,
750-477
WORD
0x07 / 7
0x09 / 9
Upper limit value
exceeded
Fault
Measurement range overflow
Internal fault (e.g. hardware fault)
750-453,
750-454,
750-455,
750-456,
750-457,
750-459,
750-466,
750-474,
750-476,
750-478,
750-479,
750-480,
750-483,
750-485,
750-492
WORD
0x07 / 7
0x08 / 8
0x09 / 9
Upper limit value
exceeded
Lower limit value
undershot
Fault
Measurement range overflow of the input
signal
Measurement range shortfall of the input
signal
Internal fault (e.g. hardware fault)
750-491
WORD
0x03 / 3
0x07 / 7
0x09 / 9
Overvoltage
Upper limit value
exceeded
Fault
Measurement range overflow of the input
signal
Internal fault (e.g. hardware fault)