Mitsubishi Electric MELSERVO-J3 Series Manual page 545

16. INDEXER POSITIONING OPERATION
(b) Output device
Device
Ready
Trouble
Home position return
completion
(2) Input signals
Device
Manual pulse generator
POINT
Output devices assigned to the CN6 connector pins can be used with the
remote output of the CC-Link communication function.
Connector
Symbol
pin No.
RD CN6-14 RD turns ON when the servo amplifier is ready to operate after servo-on.
ALM CN6-15 ALM turns off when power is switched off or the protective circuit is activated to
shut off the base circuit. Without alarm occurring, ALM turns on within 1.5s after
power-on.
The significance of this device is opposite of that of remote output (RX (n 1)A
or RX (n 3)A).
ZP CN6-16 ZP turns ON when a home position return is completed. ZP turns ON at
completion of a home position return.
In an absolute position detection system, RXn3 turns ON when operation is
ready to start, but turns OFF in any of the following cases.
1) Servo-on (RYn0) is turned OFF.
2) Forced stop (EMG) is turned OFF.
3) Reset (RY(n 1)A or RY(n 3)A) is turned ON.
4) Alarm occurs.
5) Forward rotation stroke end (LSP) or Reverse rotation stroke end (LSN) is
turned OFF.
6) Home position return has not been made after product purchase.
7) Home position return has not been made after occurrence of Absolute
position erase (A25) or Absolute position counter warning (AE3).
8) Home position return has not been made after electronic gear change.
9) Home position return has not been made after the absolute position detection
system was changed from invalid to valid.
10) Parameter No.PA14 (Station No. direction selection) has been changed.
11) While a home position return is being made.
When any of 1) to 11) has not occurred and a home position return is already
completed at least once, Home position return completion (ZP) turns to the
same output status as Ready (RD).
Connector
Symbol
pin No.
PP CN6-6 Not used in indexer positioning operation.
NP CN6-19
Functions/Applications
Functions/Applications
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