E5AK/E5CK/E5EK
E5AK/E5CK/E5EK
127
OPTION BOARD WIRING
E5AK
Connect event inputs 1 and 2 (EV1/2) to terminal numbers 18 to 20, and event events 3 and 4 (EV3/4) to terminal numbers 24 to 26.
However, note that terminal numbers 18 to 20 cannot be used on Controllers with a communications function. Connect the event inputs
as follows:
10
9
8
7
6
5
4
3
2
1
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
31 32
33
Terminals 18 and 24 (COM) are connected internally.
13
14
1
32
31
19
SD
RD
SG
E53-AK01
RS-232C
E53-AK02
RS-422
Event input 1 and 2
(no contact)
Transfer output
Option type
Part number
20
18
SDA
SDB
RDA
RDB
SG
E53-AK03
RS-485
Event input 3 and 4
(no contact)
30
29
4 to 20 mA
L
20
19
18
EV1
EV2
COM
+
+
–
26
25
24
EV3
EV4
COM
+
+
–
+
–
32
31
19
20
A
B
A
B
Use event inputs under the following conditions:
Contact input
ON: 1 k
Ω
max.
OFF: 100 k
Ω
min.
No-contact input
ON: Residual voltage 1.5 V max.,
OFF: Leakage current 0.1 mA max.
Communications
Terminal numbers 18 to 20, 31 and 32 can be used only on Controllers with Communications Units (E53-AK01/02/03). For details on wir-
ing, refer to Chapter 6, Using the Communications Function in your User’s Manual.
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