turck BL20 Series - 11.4.3 Wiring diagram

329
2020/09
11.4.3 Wiring diagram
The potential free contacts 11 and 14 or 21 and 24 can be used directly.
In addition to that, the following wiring diagrams show different possibilities for a common power
supply of the connected loads.
With supply via C-rail and cross-connected root:
Fig. 240: Wiring diagram BL20-S4x-SBBS
 bridged in the electronics
‚ cross-connection via jumper in the base module
Fig. 241: Block diagram BL20-S4x-SBBS
24
23
22
21
14
13
12
11
a
b
23
S
0
W
0
11
14
22
13
21
24
S
1
W
1
12
R2
Elektronik-
modul
R1