External circuitry
10.3 Output circuit
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
53
Actuator circuit, category 2 in accordance with EN 954-1 / Safety Integrity Level (SIL) 1 in accordance
with EN 954-1
13
23
14 24
K1
Figure 10-3 Category 2 in accordance with EN 954-1 / Safety Integrity Level (SIL) 1 in accordance
with EN 954-1
In combination with signal via output "Feedback circuit fault" at higher-level control.
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