Appendix 5 Comparisons With Conventional Positioning Modules; Appendix 5.1 Comparisons With Qd75P Model - Mitsubishi Electric MELSEC-Q QD75M User Manual

APPENDICES

Appendix 5 Comparisons with conventional positioning modules

Appendix 5.1 Comparisons with QD75P model

Item
No. of control axes
No. of positioning data items
2-axis linear interpolation
3-axis linear interpolation
Interpolation
functions
4-axis linear interpolation
2-axis circular interpolation
Position control
Speed control
Positioning
Speed-position switching
systems
control
Position-speed switching
control
Machine OPR function (OPR method)
JOG operation
Inching operation
Manual pulse generator function
Automatic trapezoidal
Acceleration/
acceleration/deceleration
deceleration
S-pattern
processing
acceleration/deceleration
Acceleration/deceleration time
Compensation
Error display
History data storage
(Start, error, warning)
Data storage destination
Connected to servo amplifier
ABS function
Electronic gears ratio
Absolute positioning system (degree)
with unlimited length feed can be
configured grantee.
No. of input/output points
No. of module occupied slots
Model
QD75M1
1
(INC/ABS mode)
Near-point dog method, Count method 1) 2)
and Data set method
Acceleration time and deceleration time setting possible (4 patterns each)
Current value return function.
Follow up function
Denominator/numerator
Appendix - 37
QD75M2 QD75M4
2 4
600/axis
(4 types)
Electronic gears, backlash compensation
Error LED
Provided (3 types, 16 items/axis)
Flash ROM
(battery-less backup)
SSCNET
(32 bit)
Provided
32
1
MELSEC-Q
QD75P
4
600/axis
(INC/ABS mode)
(6 types)
Near-point dog method,
Stopper method 1) to 3) and
Count method 1) 2)
Pulse signal
Servo ON signal
Servo READY signal
Zero point signal
Denominator/numerator
(16 bit)
Improvided
: Possible, : Not possible