Siemens S5-135U/155U System Manual page 373

Connection of Front Strip
Process Signal
Lines
LED Pin
F+
1
F–
2
1L 1L
4
r
1Q0.0
1N
6
g
2L 2L
8
r
2N 2Q0.1
10
g
3L 3L
r
12
3N 3Q0.2
g
14
4L 4L
16 r
4Q0.3
4N
g
18
20
5L 5L
25
r
5N 5Q0.4
g
27
6L 6L
29
r
6N 6Q0.5
g
31
7L 7L
33
r
7N 7Q0.6
g
35
8L 8L
37
r
8N 8Q0.7
g
39
41
g = Green LED (status indicator)
r = Red LED (short-circuit indicator)
F+/F– = Enable input (jumper in front connector)
1)
Changeover of enable mode with jumper X20:
Jumper inserted = Enable input active (factory setting)
Jumper open = Enable input inactive.
2)
The terminal is not connected internally. If this terminal is connected to the output voltage, the clearances in air and
leakage paths remain adequate to UL, CSA and VDE.
System Manual
C79000-G8576-C199-06
Block Diagram of Example of connection designation
Module Inputs
for an output:
+5V
x20
t
1)
F1
2)
F5
F8
2)
Shield
Digital Input/Output Modules
(3) Q 0.2
Output 2 (2nd bit);
0 to 7 possible
Address of output byte
(byte 0);
0 to 255 possible
Q = Output
3rd terminal L+ (not
specified in the ad-
dress)
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