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2
0
2
0
-0
6
62
Troubleshooting
•
MI-SCA
: Module information
—
actuator short circuit, channel A
•
MI-SCS
: Module information
—
sensor short circuit
•
MI-LVA
: Module information
—
low-voltage auxiliary power supply
•
MI-LVS
: Module information
—
low-voltage system/sensor power supply
•
CE-X5B ... CE-X8B
: Channel error, channel B (pin 2) of connections X1 to X8
Overload/Short Circuit of the Auxiliary Power Supply of the Type B
Connection
In the event of an overload or short circuit between pin 2 and pin 5 at connections X5 - X8, the
following group diagnostic message (not channel-specific) is generated in the status data of the
IO-Link master:
This includes:
•
MI-FMA
: Module information
—
force mode active
•
MI-VAL
: Module information
—
IO-Link validation error
•
MI-SCB
: Module information
—
actuator short circuit, channel B
•
MI-SCA
: Module information
—
actuator short circuit, channel A
•
MI-SCS
: Module information
—
sensor short circuit
•
MI-LVA
: Module information
—
low-voltage auxiliary power supply
•
MI-LVS
: Module information
—
low-voltage system/sensor power supply
•
CE-X5B ... CE-X8B
: Channel error, channel B (pin 2) of connections X1 to X8
IO-Link Master Error
IO-Link C/Q Error
If an IO-Link device is disconnected in COM mode or an electrical fault occurs at the C/Q line
(pin 4), e.g., due to a short circuit, the following diagnostic bits can be set in the IO-Link master
status data:
This includes:
•
MI-FMA
: Module information
—
force mode active
•
MI-VAL
: Module information
—
IO-Link validation error
•
MI-SCB
: Module information
—
actuator short circuit, channel B
•
MI-SCA
: Module information
—
actuator short circuit, channel A
•
MI-SCS
: Module information
—
sensor short circuit
•
MI-LVA
: Module information
—
low-voltage auxiliary power supply
•
MI-LVS
: Module information
—
low-voltage system/sensor power supply
•
CE-X1A ... CE-X8A
: Channel error, channel A (pin 4) of connections X1 to X8
Input
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Byte 4
0
MI-FMA
MI-VAL
MI-SCB
MI-SCA
MI-SCS
MI-LVA
MI-LVS
Byte 9
CE-X8B
CE-X7B
CE-X6B
CE-X5B
0
0
0
0
Input
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Byte 4
0
MI-FMA
MI-VAL
MI-SCB
MI-SCA
MI-SCS
MI-LVA
MI-LVS
Byte 8
CE-X8A
CE-X7A
CE-X6A
CE-X5A
CE-X4A
CE-X3A
CE-X2A
CE-X1A