Jog Operation - Mitsubishi Electric MELSERVO-J4 Instruction Manual

6. HOW TO USE INDEXER

6.3.2 JOG operation

(1) Setting
According to the purpose of use, set devices and parameters as shown below. With this operation, DI0
(Next station No. selection 1) to DI7 (Next station No. selection 8) are disabled.
Item
Selecting indexer method
Manual operation mode
selection
JOG operation selection
Rotation direction selection
Servo motor speed
Acceleration time
constant/Deceleration time
constant
(2) Operation
Turning on ST1 (Forward rotation start) will start rotation to a direction specified with the rotation
direction decision and turning off it will decelerate to a stop regardless of the station position.
Used device and parameter
Control mode selection of [Pr. PA01
Operation mode]
MD0 (Operation mode selection 1)
MD1 (Operation mode selection 2)
[Pr. PT27]
SIG (External limit/Rotation direction
decision/Automatic speed selection)
[Pr. PC07 Manual operation speed 1]
RT (Second acceleration/deceleration
selection)
6 - 18
Setting
Select "_ _ _ 8" (positioning mode (indexer
method)).
Switch on MD0.
Switch off MD1.
Select "_ _ 1 _" (JOG operation).
The rotation direction to a station No. will be as
follows.
Off: Station No. decreasing direction
On: Station No. increasing direction
Set a servo motor speed.
1. Turning off RT will be as follows.
Acceleration time constant: setting value of [Pr.
PC01 Acceleration time constant 1]
Deceleration time constant: setting value of [Pr.
PC02 Deceleration time constant 1]
2. Turning on RT will be as follows.
Acceleration time constant: setting value of [Pr.
PC30 Acceleration time constant 2]
Deceleration time constant: setting value of [Pr.
PC31 Deceleration time constant 2]