Epson EM07ZS1647F User Manual page 139

♦ Causes of Error
Fieldbus I/O Rev.6
Possible Cause
Electrical surges Measure voltage of device power
of master device supply at the master unit.
power supply → It should be within the range
Master device Check that the master device was
configuration error configured properly.
→ After changing the
Broken master Replace the broken master unit
unit with a new one.
→ Verify whether the problem is
4. Troubleshooting (PROFIBUS DP)
Examination Method
of sufficient voltage for device
operation.
configuration, verify whether
the problem is fixed.
fixed.
Countermeasure
Check voltage of the
device power supply.
Check the master unit
configuration.
Replace the master unit
with a new one.
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