Mitsubishi Electric MELSECQ Series User Manual page 53

4
PROCEDURES AND SETTINGS BEFORE
OPERATION
Phase A
Phase B
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(4) Example of wiring with an encoder of voltage output type (12/24 VDC)
Load resistance
12 V 820
QD63P6
24 V 2200
Phase A pulse input +
A19
Phase A pulse input -
B19
240 1/8 W
Load resistance
Phase B pulse input +
A18
Phase B pulse input -
B18
240 1/8 W
12/24 VDC
External power supply
0 V
Figure 4.12 Example of wiring with an encoder (12/24 VDC)
According to external power supply voltage, connect load resistance between each pulse
input terminal of the QD63P6 and shielded twisted pair cable. The following table shows
conditions on load resistance.
External voltage [V]
12
24
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1/4 W
1/2W
Shielded
twisted pair cable
Shield
Shielded
twisted pair cable
Shield
Table 4.6 Conditions on load resistance
Load resistance [ ]
820
2200
4.4.2 Example of wiring the module and an encoder
Encoder
OUT
GND
E
OUT
GND
E
12/24 V
0 V
Capacity [W] Tolerance [%]
1/4
1/2
4.4 Wiring
1
2
3
4
5
6
5
5
7
8
4
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