Appendix 4 Comparisons With Positioning Modules/Ld77Mh Models; Appendix 4.1 Differences With Qd75Mh Models - Mitsubishi Electric QD77MS User Manual

Appendix 4 Comparisons with positioning modules/LD77MH models

Appendix 4.1 Differences with QD75MH models

Item
Number of control axes
Operation cycle [ms]
Speed-torque
Control method
control
Synchronous control
Trapezoidal
acceleration/
Starting time deceleration
(1-axis linear)
S-curve
acceleration/
deceleration
SSCNET communication
Compatible servo amplifier
Controlled
SSCNET /H
servo
parameter
SSCNET
group
Monitor data refresh cycle [ms]
Signal input
Manual pulse form
generator
1 pulse input
magnification
Machine OPR function
(OPR method)
External signal selection function
Torque change function
Amplifier-less operation function
Virtual servo amplifier function
Mark detection function
Optional data monitor function
Module error collection function
(1) Differences of performance specifications
Model
QD77MS2
2
0.88ms
SSCNET /H or SSCNET
MR-J4-_B_/MR-J4W_-_B/MR-J4-_B_-RJ/
MR-J3-_B_/MR-J3W-_B/MR-J3-_B_-RJ006/
MR-J3-_BS_/MR-J3-_B_-RJ004/
MR-J3-_B-RJ080W/MR-JE-_B
PA, PB, PC, PD, PE, PS, PF, Po, PL
PA, PB, PC, PD, PE, PS, PF, Po
Operation cycle
Set "differential-output type" or "voltage-output/open-
collector type" by parameter ([Pr.89]).
(Near-point dog method, Count method 1) 2), Data set
method, Scale origin signal detection method,
Driver OPR method)
External input signal of QD77MS
(FLS, RLS, DOG, STOP, DI) /
External input signal of servo amplifier
(FLS, RLS, DOG) / external input signal via CPU
(buffer memory : FLS, RLS, DOG)
Forward/reverse same setting and individual setting
QD77MS4 QD77MS16
4 16
0.88/1.77
1.77ms
1 to 10000
6 types
Appendix - 46
QD75MH2
2
1.77
3.5ms
4.0ms
SSCNET
MR-J3-_B_/MR-J3W-_B/MR-J3-_B_-RJ006/
MR-J3-_BS_/MR-J3-_B_-RJ004/
MR-J3-_B-RJ080W
PA, PB, PC, PD, PE, PS
1.77
Machine feed value,
56.8
External input signal,
Forced stop input
Automatic recognition of "differential-output
type" or "voltage-output/open-collector type"
by hardware
(Note-1)
1 to 1000
4 types
(Near-point dog method, Count method 1) 2),
Data set method)
External input signal of QD75MH
(FLS, RLS, DOG, STOP, CHG) /
external input signal of servo amplifier
(FLS, RLS, DOG)
Forward/reverse same setting only
(Note-1)
Appendices
QD75MH4
4
(Note-1)
Other than the
following
Feedrate,
Axis feedrate,
(Note-1)