Siemens S5-135U/155U - Page 359

8-47
System Manual
C79000-G8576-C199-06
F+
F–
1
2
4
6
8
10
12
14
16
18
20
25
27
29
31
33
35
37
39
41
g
g
g
g
g
g
g
g
LED Pin
Shield
t
t
t
t
t
t
t
t
t
+5V
1N1N
2N2N
3N3N
4N4N
1I0.0
1L
2I0.1
2L
3I0.2
3L
4I0.3
4L
1)
x20
2)
5N5N
6N6N
7N7N
8N8N
5I0.45L
6I0.56L
7I0.67L
8I0.78L
2)
(6)
I
0.5
Front StripConnection of
Process Signal
Lines
Example of connection designation for
an input:
Input 5 (5th bit);
0 to 7 possible
Address of input byte
(byte 0);
0 to 255 possible
I = Input
6th group (not speci-
fied in the address)
Block Diagram of
Module Inputs
Data Memory and S5 Bus Control
g = Green LED (status 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. When this terminal is connected to input voltages, the clearances in air and
leakage paths remain adequate to UL, CSA and VDE.
Di
g
ital Input/Output Modules