7 Before Starting Positioning Operation
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FX
3U
-20SSC-H Positioning Block User's Manual
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7.1 Note on Setting Parameters
1) Finish positioning operation.
Make sure to change positioning parameters and servo parameters while positioning operation is
stopped.
2) Stop automatic update of servo parameters (only Ver. 1.10 or later).
Set to ON from OFF the servo parameter update stop command in operation command 2.
→
For operation command 2, refer to Subsection 11.4.11
3) Set positioning parameters stored in the buffer memory.
Save the set value of positioning parameters by direct specification of the buffer memory using the
FROM/TO instruction and applied instructions to the buffer memory.
→
For the contents of positioning parameters, refer to Section 11.1
Set the servo parameter transfer mode as follows (Ver. 1.10 or later only).
4) Set servo parameters stored in the buffer memory.
Save the set value of servo parameters by direct specification of the buffer memory using the FROM/TO
instruction and applied instructions to the buffer memory.
→
For the contents of servo parameters, refer to Section 11.2
*1.
When connecting the MR-J3W-
B, set "MR-J3-B" as the servo series.
*2.
The MR-J3-
BS can be set for 20SSC-H blocks later than Ver.1.40.
5) Enable (make valid) the control commands.
→
For the control command enable/disable, refer to Subsection 11.4.14
BFM Number
Description
X-axis
Y-axis
Operation
command 2
Servo parameter update
stop
BFM #519
b11
BFM #619
b11
Set this bit to ON from OFF using a sequence program.
Servo status 2
Parameter update
completed flag
BFM #72
b0
BFM #172
b0
•
This bit is set when an automatic update of servo
parameters is completed.
•
Cleared when a servo parameter save command or
servo parameter initialization command is finished.
Parameter updating flag
BFM #72
b1
BFM #172
b1
This bit is ON while servo parameters are being updated.
Parameter update request
flag
BFM #72
b2
BFM #172
b2
This bit turns ON when the servo amplifier sends servo
parameter update request
BFM Number
X-axis
Y-axis
Positioning parameters
BFM #14000 to #14199
BFM #14200 to #14399
BFM Number
Description
X-axis
Y-axis
Operation
parameter 2
Servo parameter
transfer mode
BFM
#14002 b15
BFM
#14202 b15
Set this bit to OFF using a sequence program (so that the
contents of the flash memory will be transferred to the
servo amplifier).
BFM Number
Description
X-axis
Y-axis
Servo parameter
(Servo series)
BFM #15000
BFM #15200
Set the servo amplifier series connected to the 20SSC-H using a
sequence program.
1: MR-J3-B
*1
3: MR-J3-BS
*2
Servo parameters
(Except servo series)
BFM #15001
to #15199
BFM #15201
to #15399
Set them in accordance with the system.
BFM Number
Description
X-axis
Y-axis
Control command enable/disable
BFM #522
Write K5220 using a sequence program.