6. SERVO MOTOR DRIVING
6 - 82
6.4 Jog mode (jg)
6.4.1 Function description
For the machine adjustment, home position adjustment, and others, positioning to any point is possible with
the jog mode (jg).
Jog operation is available in the point table method, and station jog operation and jog operation are available
in the indexer method.
(1) Jog operation in the point table method
(a) Setting
Set objects and parameters as shown below depending on the intended application. In this
operation, "Target point table" is disabled.
Item
Object/parameter to be used
Setting
Jog mode (jg) selection
Modes of operation
Set "-100".
Servo motor rotation direction [Pr. PA14]
Refer to (1) (b) in this section.
JOG speed Profile
velocity
Set the servo motor speed.
Acceleration time constant
Profile Acceleration
Set the acceleration time constant.
Deceleration time constant
Profile deceleration
Set the deceleration time constant.
Speed limit
Max profile velocity
Set a limit value of operation speed.
(b) Servo motor rotation direction
[Pr. PA14] setting
Servo motor rotation direction
Forward rotation start
(Controlword bit 4 (Rotation start): on
Controlword bit 5 (Direction): off)
Reverse rotation start
(Controlword bit 4 (Rotation start): on
Controlword bit 5 (Direction): on)
0
CCW rotation
CW rotation
1
CW rotation
CCW rotation
[Pr. PA14]: 0
[Pr. PA14]: 1
CW
Reverse rotation start
CW
Forward rotation start
Reverse rotation start
CCW
Forward rotation start
CCW
(c) Operation
Switching on "Controlword bit 4 (Rotation start)" starts the operation with the set speed, acceleration
time constant and deceleration time constant. Switching off "Controlword bit 4 (Rotation start)"
makes deceleration to a stop. Refer to (1) (b) in this section for rotation direction.
Item
Object to be used
Setting
Start/stop Controlword
Set start/stop in "Controlword bit 4 (Rotation start)". The
setting is shown as follows:
On: start
Off: deceleration to a stop
Summary of Contents for MR-J4-_GF
Page 27: ...2 CC Link IE FIELD NETWORK BASIC PROTOCOL 2 4 MEMO ...
Page 185: ...8 TROUBLESHOOTING AT POWER ON 8 2 MEMO ...
Page 227: ...9 MANUFACTURER FUNCTIONS 9 42 MEMO ...
Page 269: ...10 OBJECT DICTIONARY 10 42 MEMO ...
Page 271: ...MEMO ...