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MELSEC-Q
3 SPECIFICATIONS AND FUNCTIONS
Model
Item
QD75M1 QD75M2 QD75M4
1-axis linear control 6
1-axis speed control 6
2-axis linear interpolation control (Composite speed) 7
2-axis linear interpolation control (Reference axis speed) 7
2-axis circular interpolation control 7
2-axis speed control 6
3-axis linear interpolation control (Composite speed) 7
3-axis linear interpolation control (Reference axis speed) 7
3-axis speed control 6
4-axis linear interpolation control 7
Starting time (ms)
2
4-axis speed control 7
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-HBUS

M
• Connection between MR-H-BN/MR-H-BN4 and MR-H-BN/MR-H-BN4
(0.5m(1.64ft.), 1m(3.28ft.), 5m(16.4ft.) )
• MR-HBCNS: connector set (sold separately)
MR-J2HBUS

M
• Connection between QD75M

and (MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-J2M-B)
• Connection between (MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-J2M-B) and (MR-J2-
B/MR-J2S-B/MR-J2-Jr/MR-J2M-B).
(0.5m(1.64ft.), 1m(3.28ft.), 5m(16.4ft.) )
• MR-J2CN1: connector set (sold separately)
SSCNET cable
MR-J2HBUS

M-A
• Connection between QD75M

/MR-J2-B/MR-J2S-B/MR-J2-Jr/MR-J2M-B and
MR-H-BN/MR-H-BN4.
(0.5m(1.64ft.), 1m(3.28ft.), 5m(16.4ft.) )
• MR-J2CN1-A: connector set (sold separately)
SSCNET cable over all length (m) 30
Internal current consumption
(5VDC)
QD75M1 : 0.40A QD75M2 : 0.40A QD75M4 : 0.40A
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".
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