Yaskawa Z1000U User Manual

Page 206

HOA Keypad Display

Minor Fault Name

EF0

Option Card External Fault
An external fault condition is present.

Cause

Possible Solutions

An external fault was received from the PLC with

F6-03 set to 3, which allows the drive to continue

running after an external fault occurs

• Remove the cause of the external fault.
• Remove the external fault input from the PLC.

There is a problem with the PLC program

Check the PLC program and correct problems.

5.5 Alarm Detection

206

YASKAWA ELECTRIC TOEP C710636 10B Z1000U HVAC MATRIX Drive User Manual

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