Siemens SIMATIC S5-115U, User Manual

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Technical Specifications S5-115U Manual
Digital Input Module 8 x 24 V DC (with P Interrupt), Floating (6ES5 434-7LA12)
Technical Specifications
Number of inputs 8
Floating yes (optocoupler)
- in groups of 1
Input voltage L+
- rated value
24 V DC
- for "0" signal - 30 to +5 V
- for "1" signal 13 to 30 V
Input current at
"1" signal
- for 24 V DC
typically 8.5 mA
Response time
- from "0" to "1"
0.5 to 1.5 msec.
- from "1" to "0" 0.5 to 1.5 msec.
Interrupt signal (external) latching relay contact
(permissible load:
max. 0.2 A 50 V DC -
switching capacity
max. 20 W or 35 VA)
Interrupt signal (internal) via bus line
PRAL-N
Acknowledgement external via input reset
24 V DC
Cable length
- shielded
maximum 1000 m (3281 ft.)
- unshielded maximum 600 m (1969 ft.)
Isolation rating according to VDE 0160
Rated isolation voltage
(between groups)
30V
- isolation group C
- tested with 500 V
Rated isolation voltage
(L+ to )
30 V
- isolation group C
- tested with 500 V
Connection of 2-wire
BERO proximity switches
possible
- quiescent current maximum 1.5 mA
Current Consumption
- from 5 V (internal)
< 70 mA
Power losses of
the module
typically 2 W
Weight approx. 0.7 kg (1.54 lb.)
Terminal Assignment
Block diagram
M ext.
24 V
Interrupt
logic
B
U
S
+
DIGITAL
INPUT
8x24VDC
M
M
+
RESET
RESET
M
+
M
M
M
+
MELD
MELD
+
M
M
6ES5 434-7LA12
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
+
+
+
+
M
15-24
EWA 4NEB 811 6130-02b