Stop Mode Selection At Servo Off - Omron OMNUC W Series Manual

8.2.2 Stop Mode Selection at Servo OFF

The W-series Servo Driver turns OFF under the following conditions:
• The SV_OFF command is transmitted.
• A servo alarm occurs.
• Power is turned OFF.
Specify the Stop Mode if any of these occurs during Servomotor operation.
Pn001.0
Note The dynamic brake electrically applies a brake by using a resistor to consume Servomotor rotation
energy. Refer to 8.4.1 Using the Dynamic Brake.
Parameter
Pn001.0
Note If the Servomotor is stopped or rotating at extremely low speed when the item above is set to 0
(dynamic brake status after stopping with the dynamic brake), then braking power is not generated
the same as in free fun.
1
Dynamic brake
The dynamic brake is a common way of suddenly stopping
a Servomotor. Built into the Servo Driver, the dynamic
brake suddenly stops a Servomotor by electrically shorting
its electrical circuit.
Select stop if an alarm occurs when
Servomotor is OFF.
Servo
Stop Mode
OFF
Pn001.0
= 0 or 1
Stop by dynamic
brake
Pn001.0 = 2
Stop by free run
Setting
0
Uses the dynamic brake
maintains dynamic brake status after stopping.
1
Uses the dynamic brake to stop the Servomotor, and
cancels dynamic brake status after stopping to go into
coast status.
2
Servomotor stopped with free run. The Servomotor is
(Default setting)
turned OFF and stops due to equipment friction.
8-9
8.2 Settings According to Equipment Characteristics
Default Setting: Coasts the Servo-
motor to a stop.
2
After stopping
0
Hold with
dynamic brake
Free run
1
Free run
Item
1
to stop the Servomotor, and
Servo Driver Servomotor
8