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MELSEC-A
5 DATA USED FOR POSITIONING CONTROL
(3) Servo extension parameters
Servo amplifier
side parameter
Setting value, setting range
Setting value buffer
memory address
Item
No.
Abbre-
viation
Value set with peripheral
device
Value set with sequence
program
Default
value
Axis 1 Axis 2 Axis 3
Pr.127
Monitor output
1 offset
No.27 MO1 -999 to 999 (mV) -999 to 999 (mV) 0 127 277 427
Pr.128
Monitor output
2 offset
No.28 MO2 -999 to 999 (mV) -999 to 999 (mV) 0 128 278 428
Pr.130
Zero speed
No.30 ZSP 0 to 10000 (r/min) 0 to 10000 (r/min) 50 130 280 430
Pr.131
Error
excessive
alarm level
No.31 ERZ 1 to 1000 (kpulse) 1 to 1000 (kpulse) 80 131 281 431
PI-PID control switching
0 : PI control is always
valid
0
1 : Switched to PID control
when value set to "PI-
PID switching position
droop" is reached or
exceeded during
position control
1
Pr.132
Option
function 5
No.32 OP5
2 : PID control is always
valid
2
0 132 282 432
Pr.134
PI-PID
switching
position droop
No.34 VPI 0 to 50000 (pulse) 0 to 50000 (pulse) 0 134 284 434
Pr.136
Speed
differential
compensation
No.36 VDC 0 to 1000 0 to 1000 980 136 286 436
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