MITSUBISHI ELECTRIC MR-J2S- A - Manual (Page 152)

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5. PARAMETERS
To rotate the servo motor at 3000r/min in the open collector system (200kpulse/s), set the electronic
gear as follows
CDV
CMX N
0
f
60
pt
f : Input pulses [pulse/s]
N
0
: Servo motor speed [r/min]
Pt : Servo motor resolution [pulse/rev]
200
CDV
CMX 3000
60
131072
CDV
CMX 3000
60
131072
200 60 200000
3000 131072 4096
125
10
3
The following table indicates the electronic gear setting example (ball screw lead 10mm) when the
A1SD75P is used in this way.
Rated servo motor speed 3000r/min 2000r/min
Input system
Open
collector Differential
line driver Open
collector Differential
line driver
Max. input pulse frequency [kpulse/s] 200 500 200 500
Feedback pulse/revolution [pulse/rev] 131072 131072
Servo amplifier
Electronic gear (CMX/CDV) 4096/125 2048/125 8192/375 4096/375
Command pulse frequency [kpulse/s] (Note) 200 400 200 400
Number of pulses per servo motor revolution as
viewed from A1SD75P[pulse/rev]
4000 8000 6000 12000
AP 1 1 1 1
AL 1 1 1 1
Minimum command unit
1pulse
AM 1 1 1 1
AP 4000 8000 6000 12000
AL 100.0[ m] 100.0[ m] 100.0[ m] 100.0[ m]
A1SD75P
Electronic gear
Minimum command unit
0.1 m
AM 10 10 10 10
Note. Command pulse frequency at rated speed.