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4
PROCEDURES AND SETTINGS BEFORE
OPERATION
4.4 Wiring
4.4.2 Example of wiring the module and an encoder
4 - 7
1
OVERVIEW
2
SYSTEM
CONFIGURATION
3
SPECIFICATIONS
4
PROCEDURES AND
SETTINGS BEFORE
OPERATION
5
FUNCTIONS
6
UTILITY PACKAGE (GX
Configurator-CT)
7
PROGRAMMING
8
TROUBLESHOOTING
4.4.2 Example of wiring the module and an encoder
Alphanumeric characters in parentheses of QD64D2 terminal parts indicate CH2 terminal
numbers.
(1) Example of wiring with a line driver (AM26LS31 equivalent) encoder
Figure 4.5 Example of wiring with a line driver (AM26LS31 equivalent) encoder
VCC
0V
B
A
B
A
E
E
VCC
0V
B19(A19)
B18(A18)
PULSE
B-
PULSE
A+
PULSE
B+
PULSE
A-
QD64D2
B17(A17)
B16(A16)
PULSE
COM
B15/A15
27k
1/10W
27k
1/10W
4.7k
1/10W
100
1/2W
4.7k
1/10W
27k
1/10W
27k
1/10W
4.7k
1/10W
100
1/2W
4.7k
1/10W
Phase A
Phase B
Digital
isolator
Line
receiver
Line
receiver
Digital
isolator
Shielded
twisted pair cable
Shielded
twisted pair cable
Shield
Shield
Encoder
External
power supply