Circuit diagrams/applications
13.1 Block diagrams
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
67
Typical circuit diagram of normal switching duty
$
$
$
7
<
7
<
< 7
4
21
<
4
9 '&
0
+ +
+
4 4 4 4
0DFKLQHFRQWURO
Figure 13-7 3TK2826 - typical circuit diagram of normal switching duty,
DIP switch 6 in position "0" = cascading input with autostart
WARNING
Short circuit protection in accordance with IEC 60 947-5-1
The device must have an upstream fuse, 4 A gL/gG or 6 A quick-response, as short circuit
protection.