YASKAWA MP2000 Series User Manual page 308

( 2 ) Parameter Settings
[ a ] Use/Not Use Overtravel Input Signals
The following parameters are used to enable and disable the overtravel input signals.
Parameter
Pn50A.3
P-OT Signal Mapping
Pn50B.0
N-OT Signal Mapping
[ b ] Selecting Motor Stopping Methods for Overtravel
When using the overtravel function has been enabled, the following parameters are used to set the methods for stopping
the motor. Select the methods for stopping when the P-OT or N-OT is input during motor running.
Parameter
Pn001.1
Overtravel Stop Mode
Pn001.0
Servo OFF Stop Mode
Overtravel
Pn001.1 = 0
Pn001.1 = 1 or 2
11.2.1 Connections to Σ-II, Σ-III, Σ-V, or Σ-7 Series SGDH, SGDS, SGDV, and SGD7S SERVOPACKs
Name Set Value
2
(Recom-
mended)
8
3
(Recom-
mended)
8
Name Set Value
0
(Recom-
mended)
1
2
0
(Recom-
mended)
1
2
Stopping method
Pn001.0 = 0 or 1
Dynamic
brake stop
Pn001.0 = 2
Coast to a stop
Deceleration
stop
Item
Enables use of Positive Prohibit Input Signal
(P-OT). (Forward rotation prohibited when
open, allowed for 0 V.)
Disables the P-OT signal.
Enables use of Negative Prohibit Input Signal
(N-OT). (Reverse rotation prohibited when
open, allowed for 0 V.)
Disables the N-OT signal.
Item
Stops the motor according to Pn001.0 setting
(dynamic brake or coasting) when overtravel is
detected.
Decelerates the motor to a stop by applying the
torque specified in Pn406 (Emergency Stop
Torque) when overtravel is detected, and then
sets it to zero clamp (servolock) mode.
Decelerates the motor to a stop by applying the
torque specified in Pn406 (Emergency Stop
Torque) when overtravel is detected, and then
sets it to coast (servo OFF) mode.
Stops the motor by applying dynamic brake (DB)
and then holds the DB.
Stops the motor by applying dynamic brake (DB)
and then releases the DB.
Makes the motor coast to a stop.
Current is not supplied to the motor and the
machine stops due to friction.
After stopping
Coasting
Zero-clamp
Coasting
11.2 Overtravel Function
Default
2
3
Default
0
0
Pn001.1 setting
0
1
2
11
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