Epson EM07ZS1647F User Manual

Page 139

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4. Troubleshooting (PROFIBUS DP)

♦ Causes of Error

Possible Cause

Examination Method

Countermeasure

{ Electrical surges

of master device
power supply

Measure voltage of device power
supply at the master unit.
→ It should be within the range

of sufficient voltage for device
operation.

Check voltage of the
device power supply.

{ Master device

configuration error

Check that the master device was
configured properly.
→ After changing the

configuration, verify whether
the problem is fixed.

Check the master unit
configuration.

{ Broken master

unit

Replace the broken master unit
with a new one.
→ Verify whether the problem is

fixed.

Replace the master unit
with a new one.

Fieldbus I/O Rev.6

127

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