External circuitry
10.2 Typical circuits
3TK2826 safety relay
Manual, 08/2007, GWA NEB 926 1579-02 DS 02
51
Table 10-20 Circuit example 18: Type 4 light array, without cross-circuit detection, with autostart
• Without cross-circuit detection
• 2 NC contacts
• 2-channel
• Autostart
• 3TK2826-.BB4.
DIP switch
1 2 3 4 5 6 7 8
0 1 1 — 0 0 — —
Category in accordance with DIN
EN ISO 13849-1
4
<
7 < $
$ < 7
< 7
99
9
9
3(3(
9'&
0
266'
266'
.
.
Q
Safety Integrity Level (SIL),
in accordance with IEC 61508
3
Note
Wiring of the light arrays
For the exact wiring of the light arrays, please refer to the product description for the light
array.
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