Mitsubishi Electric MELSERVO-J4 Instruction Manual page 324

7. PARAMETERS
No./ Setting
symbol/name digit
PL08 _ _ _ x Magnetic pole detection method selection
*LIT3 0: Position detection method
Linear servo 4: Minute position detection method
motor/DD
_ _ x _ For manufacturer setting
motor
_ x _ _ Magnetic pole detection - Stroke limit enabled/disabled selection
function
0: Enabled
selection 3
1: Disabled
x _ _ _ For manufacturer setting
PL09 Set a direct current exciting voltage level during the magnetic pole detection.
LPWM If [AL. 32 Overcurrent], [AL. 50 Overload 1], or [AL. 51 Overload 2] occurs during the
magnetic pole detection, decrease the setting value.
Magnetic pole
detection If [AL. 27 Initial magnetic pole detection error] occurs during the magnetic pole
voltage level detection, increase the setting value.
Setting range: 0 to 100
PL17 _ _ _ x Response selection
LTSTS Set a response of the minute position detection method.
Magnetic pole When reducing a travel distance at the magnetic pole detection, increase the setting
detection - value.
Minute
Refer to table 7.11 for settings.
position
_ _ x _ Load to motor mass ratio/load to motor inertia ratio selection
detection
Select a load to mass of the linear servo motor primary-side ratio or load to mass of the
method -
direct drive motor inertia ratio used at the minute position detection method. Set a
Function
closest value to the actual load.
selection
Refer to table 7.12 for settings.
_ x _ _ For manufacturer setting
x _ _ _
Table 7.11 Response of minute position detection method at
magnetic pole detection
Setting value Response
0 Low response
1
2
3
4
5
6
7 Middle response
Table 7.12 Load to motor mass ratio/load to motor inertia ratio
Load to motor mass
Setting
ratio/load to motor
value
inertia ratio
0 10 times or less
1 10 times
2 20 times
3 30 times
4 40 times
5 50 times
6 60 times
7 70 times
Function
Setting value Response
8 Middle response
9
A
B
C
D
E
F High response
Load to motor mass
Setting
ratio/load to motor
value
inertia ratio
8 80 times
9 90 times
A 100 times
B 110 times
C 120 times
D 130 times
E 140 times
F 150 times or more
7 - 67
Initial
Control mode
value
CP CL PS
[unit]
0h
1h
0h
0h
30
[%]
0h
0h
0h
0h