What signals do the three diagrams on the left side of terminals 1 and 2 of the safety barrier represent?
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Of course, one is clearly a dead node; what about the other two? Is there a numar signal?
I also want to know what the first one means...?
Isolation for digital signals: one input, two outputs, relay output
It’s a P+F brand product; check the manual – it’s very detailed.
The OFF setting for S3 corresponds to the mechanical contact switch on the left side. The S3 being set to ON corresponds to the right-side proximity switch on site.
It seems none of you understand what I’m asking
NAMUR-type switch signal or dry contact signal.
It is the icon for the Namur signal