Appendix 3 Comparison Of The Qd73A1 And The Ad70/A1Sd70 - Mitsubishi Electric MELSEC Q Series User Manual

Appendix 3
(1) Performance specification comparison
Item
Number of occupied I/O points
Speed command
Positioning
In-position range
Positioning
feedback Pulse frequency
pulse input
OPR control
Internal current consumption
External supply voltage/current
terminal block
External dimensions
Weight
Starting time
(from a start request to analog
output start)
Comparison of the QD73A1 and the
AD70/A1SD70
QD73A1
48 points (I/O assignment: empty 16 points and
intelligent 32 points)
1 to 4000000(pulse/s)
1 to 20479pulse
Open collector: 200kpulse/s
TTL: 200kpulse/s
Differential output: 1Mpulse/s
With OPR address change
OPR method and OPR direction depend on the
parameter setting.
5VDC 0.52A
No external power supply
98(H)mm × 55.2(W)mm × 90(D)mm
0.20kg
Absolute system: 1.2ms (same for two-phase
trapezoidal positioning)
Incremental system: 1.2ms (same for two-phase
trapezoidal positioning)
JOG operation: 1.2ms
OPR (near-point dog method): 1.2ms
OPR (count method): 1.2ms
Specifications
AD70
32 points (special 32
points)
1 to 400000(pulse/s)
1 to 2047pulse
Open collector: 100kpulse/s
TTL: 100kpulse/s
Differential output: 100kpulse/s
With OPR address change
OPR method and OPR direction depend on the
switch setting.
5VDC 0.3A
+15VDC 0.2A, -15VDC, 0.02A
250(H)mm × 37.5(W)mm
× 119(D)mm
0.5kg
Absolute system: 4.4ms (additional 0.2ms for two-
phase trapezoidal positioning)
Incremental system: 4.5ms (additional 0.2ms for
two-phase trapezoidal positioning)
JOG operation: 4.3ms
OPR (near-point dog method): 4.4ms
OPR (count method): 5.1ms
APPENDICES
A1SD70
48 points (I/O
assignment: empty 16
points and special 32
points)
130(H)mm × 69.5(W)mm
× 93.6(D)mm
0.4kg
267
A