● Input circuit diagram and terminal layout drawing
power supply circuit
+24V
D
G
0V
S-LINK V
system side
Notes: 1) A shorting piece is used for connection of +24V to '+' or 0V to '−.'
2) Remove the shorting piece to use different power supply units for the input device and the input terminal respectively.
*1
Non-voltage contact, NPN open-collector transistor or DC 2-wire output
• Current input: 9mA or less
• Operation voltage:
ON voltage: 17V or more [between input and +24V]
OFF voltage: 4V or less [between input and +24V]
• Input impedance: Approx. 3.3kΩ
8
9
10
11
12
13
D
24VDC
0
1
+
WHITE
BROWN
1
2
3
4
5
6
G
0V
-
+
-
BLACK
BLUE
SL-VTB4 terminal nameplate
12
13
14
15
16
17
D
24VDC
0
1
+
WHITE
BROWN
1
2
3
4
5
6
G
0V
-
+
-
BLACK
BLUE
SL-VTB8 terminal nameplate
21
22
23
24
25
26
D
24VDC
0
+
+
WHITE
BROWN
1
2
3
4
5
6
G
0V
-
-
+
-
BLACK
BLUE
SL-VTB16 terminal nameplate
21
22
23
24
25
26
D
24VDC
1
+
+
WHITE
BROWN
1
2
3
4
5
6
G
0V
0
2
-
-
BLACK
BLUE
SL-VTB32 terminal nameplate
(Shorting piece)
(Shorting piece)
Internal circuit
14
2
3
7
+
-
18
19
20
21
22
2
3
4
5
6
7
7
8
9
10
11
+
-
+
-
+
-
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
+
-
+
-
+
27
28
29
30
31
3
5
7
9
11
13
7
8
9
10
11
12
4
6
8
10
12
+
+
Input
*1
Output circuit of input device
–
–
Input device side
32
33
34
35
36
37
7
8
9
10
11
12
13
14
15
16
17
-
+
-
+
-
+
32
33
34
35
36
37
15
17
19
21
23
25
13
14
15
16
17
14
16
18
20
22
24
Specifications
38
39
40
13
14
15
18
19
20
-
+
-
38
39
40
27
29
31
18
19
20
26
28
30
101