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Appendix E
E 2
Figure E.1
Connection Diagram for Allen Bradley Encoder, Bulletin 845A (BCD)
(Pin R) BRN DECADE 1 - 1
(Pin K) ORN DECADE 1 - 2
(Pin E) YEL DECADE 1 - 4
(Pin A) GRN DECADE 1 - 8
(Pin B) BLU DECADE 2-1
(Pin G) VIO DECADE 2 - 2
(Pin C) GRAY DECADE 2 - 4
(Pin H) WHT DECADE 2 - 8
(Pin D) WHT / RED DECADE 3 - 1
(Pin J) WHT/BRN DECADE 3 - 2
(Pin Z) RED +5V dc
(Pin X) BLK GND
(Pin W) WHT / BLK SIGNAL COM
+
-
+5V dc Input Supply
Left
Wiring
Arm
Pin locations ( ) are shown for encoders
without colored wires.
1771 DE
Right
Wiring
Arm
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
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