Siemens SIMATIC S5-115U, Руководство пользователя

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Technical Specifications S5-115U Manual
15.2.4 Digital Input Modules
Digital Input Module 32 x 24 V DC, Nonfloating (6ES5 420-7LA11)
External connection
M ext.
+
L+
PE=M
int.
Technical Specifications
Number of inputs 32
Floating no
Input voltage L+
- rated value
24 V DC
- for "0" signal - 30 to+5 V
- for "1" signal 13 to 30 V
Input current
- f´or "1" signal
typically 8.5 mA
Response time
- from "0" to "1"
1.4 to 5 msec.
- from "1" to "0" 1.4 to 5 msec.
Cable length
- shielded
maximum 1000 m
- unshielded maximum 600 m
Isolation rating according to
VDE 0160
Connection of 2-wire
BERO proximity switches
possible
- leakage (quiescent) current 1.5 mA
Current consumption
- from 5 V (internal)
5 mA
Power losses of
the module
typically 6.5 W
Weight approx. 0.7 kg (1.54 lb.)
Terminal Assignment
Block diagram
DIGITAL
INPUT
32x24VDC
a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a
6ES5 420-7LA11
+
+
+
+
M
M
M
M
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
B
U
S
15-20
EWA 4NEB 811 6130-02b