Mitsubishi Melsec-A Series User Manual page 121

6.
PROGRAMMING
/MELSEC
(b) Stop signal during deceleration
When a stop signal is received during normal deceleration,
this has no effect on the rate etc. However if the signal is
received during zeroing, positioning stops immediately.
Deceleration
I
Stop signal
I
Fig. 6.1 1 Stop Command Received during Zeroing Deceleration
Giving the stop command at any point after the zeroing dog has been actuated
will invalidate the zeroing process. In this case the system must be manually
driven (jog or inch) to a point before the zeroing dog and the
process repeated.
(c) Stop signal reset
A
start signal (Y10, Y 11, Y12) i s only valid
a t i t s
leading
edge, therefore if it is already on when the stop signal
is
reset the process will not restart.
(dl M code
The conditions shown in Table 6.10 turn off the
M
code ON
signal
a t
the relevant axis. When the
PC
ready signal is turned
off, the M code is
set
to
"0".
6-42
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