Operation And Functions - Mitsubishi Electric MELSERVO-J4 Series Instruction Manual

15.3

Operation and functions

• When using the direct drive motor, set [Pr. PA01] to "_ _ 6 _".
• For the test operation, refer to the following. Page 138 Test operation
• The Z-phase pulse of the direct drive motor must be turned on after power-on. When the machine
configuration does not allow one or more revolution of the direct drive motor, install the direct drive motor so
that the Z-phase pulse can be turned on.
Startup procedure
Start up the direct drive servo system in the following procedure.
Incremental system
Perform the magnetic pole detection. (Refer to section 15.3.2.)
Positioning operation check using the test operation mode
Positioning operation check using the controller (Refer to section 15.3.3.)
Home position return operation (Refer to the manual of the controller.)
15 USING A DIRECT DRIVE MOTOR
498
15.3 Operation and functions
Installation and wiring
Absolute position detection system
Absolute position
detection system?
Can you manually turn
on the Z-phase pulse of the
direct drive motor?
Z-phase pulse of the direct drive motor
is turned on by the JOG operation.
Change the setting to disable the
magnetic pole detection.
(Refer to section 15.3.2.)
Turn the servo amplifier power
off and on again.
Positioning operation
Perform this procedure once at startup.
Yes
No
*1
Z-phase pulse of the direct drive motor
*1*2
*2
*1
is turned on manually. *3