H D 2 - D M - A / D M - A M
Use Cases and Troubleshooting
Subject to reasonable modifications due to technical advances.
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Noise level before each slave on cyclic data exchange
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Jitter of each slave on cyclic data exchange
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Live list of the slaves on cyclic data exchange
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Live list appearances of the slaves on cyclic data exchange
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Signal polarity of each slave beeing in the cyclic data exchange
Segment Focus:
•
Number or Passtoken Misses of the slaves at the cyclic data ex-
change
10.2
Troubleshooting
10.2.1
Diagnostic Manager/Error Messages
System alarms
Segment/Field Device alarms
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Devices being operated in connection with hazardous areas may not be
changed or manipulated. In case of defect, the device must be removed
and replaced with a new one.
If devices are operated in general purpose electrical systems, they must
not thereafter be operated in electrical systems that are connected with
hazardous areas.
Fault Type
Fault Clearance
Bulk Power supply
voltage errors
• Check bulk power supply status
• Check bulk power supply wiring
• Check bulk power supply output fuses
Board type configu-
ration/board redun-
dancy configuration
• Has the motherboard been replaced by another
one?
• Update module configuration
Fault Type
Fault Clearance
Module failure
alarms
• Check power supply module error and power
LEDs of affected segment
• If the bulk power supply is flashing check bus
segment for short circuit or overload
• Replace power supply if green power LED is off
• If in redundant power supply configuration only
one power supply module is in error state, re-
place power supply module