Siemens SIMATIC S5-115F - Page 243

Technical Specifications S5-115F Manual
Digital Output Module 8 x 24 V DC; 2 A, Floating, Reaction-Free (6ES5 454-7LB11)
Technical Specifications
Number of outputs 8
Floating yes (optocoupler)
- isolated in groups of 1
Load voltage L+
- rated value 24 V DC
- permissible range 20 to 30 V
- surge voltage at t
0.5 sec. 35 V
Output voltage
- at ”1” signal min. L + - 3 V
Output current
- rated value 2 mA
- lamp load max. 10 W
Leakage current
at ”0” signal max. 1 mA
Parallel connection of
outputs possible
- maximum current 1 x rated
Permissible total current
of outputs, per group 100% at 25°C and
50% at 55°C (referred
to the sum of the
currents of a group)
Short-circuit protection with FF 2.5 A fuse
(for each group) (e.g., Wickmann 19231)
Limitation of the
voltage incluced on
circuit interruption typ. -21 V
Switching frequency
- inductive load max. 0.27 Hz
- resistive load max. 100.00 Hz
Cable length
- shielded max. 1000 m (3281 ft.)
- unshielded max. 600 m (1969 ft.)
Insulation rating to VDE 0160
Rated insulation voltage
(between groups) 30 V DC
- insulation group C
- tested with 500 V AC
Rated insulation voltage
(L+ to ) 30 V DC
- insulation group C
- tested with 500 V AC
Current consumption
- from 5 V (internal) max. 50 mA
Power losses of
the module typ. 20 W
Weight approx. 0.8 kg (1.76 lb.)
Terminal assignment
Simplified schematic
L+
B
U
S
DIGITAL
OUTPUT
8x24V DC
6ES5 454-7LB11
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
+
+
+
+
+
+
+
+
8-16 EWA 4NEB 811 6148-02