Mitsubishi Electric FR-A820-00046 Instruction Manual page 372

Position control under vector control and PM sensorless vector control
Selecting the home position return method (Pr. 1282 to Pr. 1288)
Home position return
Pr. 1282 Setting
method
Dog type
0
Vector Vector Vector
Count type
1
Vector Vector Vector
Data set type
Vector Vector Vector
2
PM PM PM
Tab. 5-59: Home position return methods (1)
5 - 170
Description
Deceleration starts when the proximity dog signal is turned ON. For the home position after turn
OFF of the proximity dog signal, the position specified by the first Z-phase signal or the position of
the first Z-phase signal shifted by the home position shift amount (Pr. 1285, Pr. 1286) is used.
Position command
speed
0
Z-phase
X76
Point table selection signal
LX
STF
Deceleration starts when the proximity dog signal is turned ON. After the proximity dog, the
motor travels the specified travel distance (Pr. 1287, Pr. 1288). Then, it uses the position specified
by the the first Z-phase signal or position of the Z-phase signal shifted by the home position shift
amount (Pr. 1285, Pr. 1286).
Position command
speed
0
Z-phase
X76
Point table selection signal
LX
STF
The position at which the start signal is input is used as the home position.
Position command speed
0
Point table selection signal
LX
STF
Home position
Point table 1
return speed
deceleration time
Creep speed
Point table 1
acceleration time
Proximity dog
Home position
Point table 1
return speed
deceleration time
Creep speed
Travel distance
Point table 1
after proximity
acceleration time
dog
Proximity dog
Parameters
Home position
shift amount
Home
position
Time
I002538E
Home position
shift amount
Home
position
Time
I002539E
Home position
Time
I002540E