Mitsubishi Electric 800 Series Instruction Manual page 217

Position control under vector control
Selecting the home position return method (Pr.1282 to Pr.1288)
Pr.1282 Home position
Setting return method
0 Dog type
1 Count type
2 Data set type
216
PARAMETERS
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
Description
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
Home position
shift amount
Home
position
Time
Home position
shift amount
Home
position
Time
Home position
Time