Yaskawa GPD503 Drive - Manual (Page 124)

TROUBLESHOOTING CHART 7.10
EXTERNAL FAULT ( EF ) INDICATION
IS AN EXTERNAL FAULT SIGNAL
PRESENT (OPEN OR CLOSED ✱✱
CIRCUIT BETWEEN
TERMINAL 3 AND 11;
OR OPEN OR CLOSED ✱✱
CIRCUIT BETWEEN TERMINAL
11 AND WHICHEVER TERMINAL
(5-8) HAS BEEN PROGRAMMED
FOR EXT. FAULT INPUT)?
YES
FAULT HAS OCCURRED
IN CIRCUITS OUTSIDE
THE GPD 503.
TROUBLESHOOT AND
CORRECT.
NO
CONTROL PCB IS
FAULTY. REPLACE.
7-12
✱
✱ THIRD DIGIT OF FAULT DISPLAY
INDICATES WHICH TERMINAL IS
INVOLVED.
✱✱ DEPENDING ON WHETHER THE
TERMINAL HAS BEEN PROGRAMMED
TO MONITOR A N.O. OR N.C.
CONTACT.