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MELSEC-Q
3 SPECIFICATIONS AND FUNCTIONS
Model
Item
QD75MH1 QD75MH2 QD75MH4
1-axis linear control 3.5
1-axis speed control 3.5
2-axis linear interpolation control (Composite speed) 4.0
2-axis linear interpolation control (Reference axis speed) 4.0
2-axis circular interpolation control 4.0
2-axis speed control 3.5
3-axis linear interpolation control (Composite speed) 4.0
3-axis linear interpolation control (Reference axis speed) 4.0
3-axis speed control 3.5
4-axis linear interpolation control 4.0
Starting time (ms)
2
4-axis speed control 4.0
Factors in starting time extension
The following times will be added to
the starting time in the described
conditions:
• S-pattern acceleration/
deceleration is selected: 0.5
• Other axis is in
operation: 1.5
• During continuous
positioning control: 0.2
• During continuous path
control: 1.0
External wiring connection system 40-pin connector
Applicable wire size
0.3 mm
2
(when A6CON1 and A6CON4 are used), AWG#24 to 28 (when A6CON2 is used),
AWG#28 (twisted)/AWG#30 (single wire) (when A6CON3 is used)
Applicable connector for external
device
A6CON1, A6CON2, A6CON3, A6CON4 (sold separately)
MR-J3BUSM
4
• Connection between QD75MH and MR-J3-B.
• Connection between MR-J3-B and MR-J3-B.
• Standard code for inside panel.
• 0.15m(0.49ft.), 0.3m(0.98ft.), 0.5m(1.64ft.), 1m(3.28ft.), 3m(9.84ft.)
MR-J3BUSM-A
4
• Connection between QD75MH and MR-J3-B.
• Connection between MR-J3-B and MR-J3-B.
• Standard code for outside panel.
• 5m(16.40ft.), 10m(32.81ft.), 20m(65.62ft.)
SSCNET cable
MR-J3BUS
M-B
4
• Connection between QD75MH and MR-J3-
B.
• Connection between MR-J3-
B and MR-J3-
B.
• Long distance cable.
• 30m(98.43ft.), 40m(131.23ft.), 50m(164.04ft.)
SSCNET cable over all length
The cable length of the SSCNET
cable depends on the cable type.
MR-J3BUSM: The cable length is 3m(0.98ft.) max. /
MR-J3BUSM-A: The cable length is 20m(65.62ft.) max. /
MR-J3BUS
M-B: The cable length is 50m(164.04ft.) max.
Internal current consumption
(5VDC)
QD75MH1 : 0.60A QD75MH2 : 0.60A QD75MH4 : 0.60A
Flash ROM write count Max. 100000 times
No. of occupied I/O points (points) 32 (I/O assignment: 32 points for intelligent function module)
Outline dimensions (mm(inch))
98 (3.86) (H)
×
27.4 (1.08) (W)
×
90 (3.54) (D)
Weight (kg) 0.15 0.15 0.16
2: Using the "Pre-reading start function", the virtual start time can be shortened. (For details, refer to "Section 12.7.8 Pre-reading start
function".)
4
:
= Cable length
(015: 0.15m (0.49ft.), 03: 0.3m (0.98ft.), 05: 0.5m (1.64ft.), 1: 1m (3.28ft.), 3: 3m (9.84ft.), 5: 5m (16.40ft.), 10: 10m (32.80ft.), 20: 20m
(65.62ft.), 30: 30m (98.43ft.), 40: 40m (131.23ft.), 50: 50m (164.04ft.) )