Mitsubishi Electric FR-A700 Instruction Manual page 455

Parameter
Main spindle speed
Start signal (STF/STR)
Orientation command
Current position signal
DC injection brake
Orientation completion
Fig. 6-116: Action time chart for orientation during running
● Orientation from stop
After turning on the orientation command (X22), turning on the start signal will increase the
motor speed to the orientation speed set in Pr. 351 "Orientation speed", then orientation ope-
ration same as when "orientation during running" is performed (refer to
Note that, DC injection brake is operated if the position signal is within the DC injection brake
start position.
Fig. 6-117: Action time chart for orientation from stop
FR-A700 EC
(encoder)
Pr. 351
Pr. 352
0
(X22)
Origin signal
signal (ORA)
Main spindle speed
(encoder)
Pr. 351
Pr. 352
Start signal (STF/STR)
OFF
OFF
Orientation command
(X22)
DC injection brake
Orientation completion
signal (ORA)
Orientation speed (set with Pr. 351)
Creep speed (set with Pr. 352)
OFF ON
DC injection
brake start position
(set with Pr. 355 )
OFF
OFF
Orientation speed (orientation switchover speed)
Creep speed (orientation deceleration ratio)
ON
ON
OFF ON
OFF ON
Motor brake and stop operation
Time
ON OFF
OFF
Creep switchover position
(set with Pr. 353)
Position loop switchover
(set with Pr. 354 )
Stop position command
ON OFF
ON OFF
to at page 6-274).
Time
OFF
OFF
OFF
OFF
I001580E
I001581E
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