Mitsubishi MELSEC-A series - Page 150

8, TROUBLESHOOTtNG /MELSEC-A
8.2.7 Zeroing fault
(1 ) Partial zeroing
Monitor zeroing process with
AGGPP or AD71TU.
Zeroing signal
OK?
NO
m
Check zeroing switch wiring etc.
r
NO
I
I
Check the zeroing method selected
in the palameten.
< Stopper method? >
Check that zeroing signal witches
on then
off.
< Time-out method. >
System is OK
I
Check pulse chain from AD71.
YES
Pulse chain OK? c Contact nearest Mitwbirhi representative. *
i-1-1 Check motor drive unit.
8-1 4 I
I0 IN41 66101.A