Epson EM07ZS1647F Specifiche Scaricare il pdf (Pagina 139)

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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Epson EM07ZS1647F Specifiche Pagina 139