ifm
Device manual AS-i M4 Gateway Profibus DPV1 (AC1375, AC1376)
2012-02-23
Troubleshooting
Timeout errors – error codes T00...T13
501
Error message
Cause(s)
Remedy
T08
Timeout command channel request
During the attempt to start a command on the
command channel a timeout was detected.
Possible causes:
The status information of the command channel
has been overwritten by the PLC.
Permanent use of the command channel by the
installed fieldbus.
T07
Timeout fieldbus communication
A timeout was detected during the communication
of the device with the connected fieldbus. This
monitoring is active after a first communication of
the device via the connected fieldbus.
Possible causes:
1.
Fieldbus master has stopped the
communication.
►
Check the cause for the wrong command
and correct.
T09
2.
Connection cable interrupted.
►
Check and correct connection cable.
Timeout for master mode
Switching the master to another operating mode
failed
Possible causes:
1.
AS-i cable too long.
►
Install repeater (e.g. AC2225).
T10
2.
AS-i cable not terminated.
►
Install bus termination (e.g. AC1147).
Timeout MUX update
(for gateway: reserved)
A timeout was detected when updating the MUX
fields, e.g.: analogue values of slaves 1...31.
Possible causes:
1.
Parts of the operating system have been
overwritten by the plc.
►
Check the cause for the wrong command
and correct.
T11
2.
Interference on the 24 V power supply
cable.
►
Use a switched-mode power supply to
supply the device with power.
Only in AC1345/46, AC1355/56, AC1365/66,
AC1375/76
Timeout when sending DP diagnosis
The DP user diagnosis could not be transmitted.
Possible causes:
1.
Interference on the Profibus DP.
►
Check the layout of the Profibus system.
T12
2.
The DP master no longer exchanges data
with the device.
►
Check function of the Profibus master and
the connection.
T13 reserved
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