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5. Base I/O Unit Connection
5.4 Base I/O Unit Connector Pin Assignment
37
DI/DO
CF31, 32, 33, 34
A
X10
X11
X12
X13
X14
X15
X16
X17
X18
X19
X1A
X1B
X1C
X1D
X1E
X1F
COM
GND
GND
B
X0
X1
X2
X3
X4
X5
X6
X7
X8
X9
XA
XB
XC
XD
XE
XF
COM
+24V
+24V
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
CF31 CF32
B
Y0
Y1
Y2
Y3
Y4
Y5
Y6
Y7
Y8
Y9
YA
YB
YC
YD
YE
YF
+24V
+24V
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CF33
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CF34
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
B
X20
X21
X22
X23
X24
X25
X26
X27
X28
X29
X2A
X2B
X2C
X2D
X2E
X2F
COM
+24V
+24V
A
(X30)
(X31)
(X32)
(X33)
(X34)
(X35)
(X36)
(X37)
(X38)
(X39)
(X3A)
(X3B)
(X3C)
(X3D)
(X3E)
(X3F)
COM
GND
GND
A
Y10
Y11
Y12
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y1A
Y1B
Y1C
Y1D
Y1E
Y1F
GND
GND
B
Y20
Y21
Y22
Y23
Y24
Y25
Y26
Y27
Y28
Y29
Y2A
Y2B
Y2C
Y2D
Y2E
Y2F
+24V
+24V
A
(Y30)
(Y31)
(Y32)
(Y33)
(Y34)
(Y35)
(Y36)
(Y37)
(Y38)
(Y39)
(Y3A)
(Y3B)
(Y3C)
(Y3D)
(Y3E)
(Y3F)
GND
GND
The values in parentheses are used
only for DX220 and DX221.
The values in parentheses are used
only for DX220 and DX221.
A1A20
B20 B1
(Note) I/O in the table is from the viewpoint of
the base I/O unit.
<Cable side connector type>
Connector : 7940-6500SC
Recommended manufacturer: Sumitomo 3M