Mitsubishi Electric MELSERVO MR-J4-03A6-RJ, Instruction Manual

Page: 388 / 610

7. PARAMETERS
7 - 83
7.2.9 Positioning control parameters ([Pr. PT_ _ ])
No./
symbol/name
Setting
digit
Function
Initial
value
[unit]
Control mode
CP/BCD
CL
PS
PT01
*CTY
Command
mode
selection _ _ _ x Positioning command method selection
0: Absolute value command method
1: Incremental value command method
0h
_ _ x _ For manufacturer setting 0h
_ x _ _ Position data unit
0: mm
1: inch
2: degree
3: pulse
0h
x _ _ _ RS-422 communication - Previous model equivalent selection
0: Disabled (MR-J4 standard)
1: Enabled (equivalent to MR-J3-T)
2: Enabled (equivalent to MR-J2S-CP)
3: Enabled (equivalent to MR-J2S-CL)
For the communication command of the Mitsubishi general-purpose AC servo
protocol, the status display and read/write commands of input/output devices can be
used with the data Nos. and bit assignment of the same as previous models.
When this digit is "1" or "2", MR Configurator2 cannot be used with the USB
communication.
0h
PT02
*TOP1
Function
selection T-1 _ _ _ x Follow-up of SON (Servo-on) off/EM2 (Forced stop 2) off with absolute value
command method in incremental system
0: Disabled (Home position is erased at servo-off or EM2 off.)
1: Enabled (Home position is not erased even if servo-off, EM2 off, or alarm
occurrence which can be canceled with reset. The operation can be continued.)
0h
_ _ x _ For manufacturer setting 0h
_ x _ _ 0h
x _ _ _ Point table/program writing inhibit
0: Allow
1: Inhibit
0h
PT03
*FTY
Feeding
function
selection
_ _ _ x Feed length multiplication [STM]
0: × 1
1: × 10
2: × 100
3: × 1000
This digit will be disabled when [degree] or [pulse] of "Position data unit" is set in
[Pr. PT01].
0h
_ _ x _ Manual pulse generator multiplication
0: × 1
1: × 10
2: × 100
0h
_ x _ _ Shortest rotation selection per degree
0: Rotation direction specifying
1: Shortest rotation
This parameter setting is available with servo amplifiers with software version B7 or
later.
0h
x _ _ _ For manufacturer setting 0h
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