![background image](http://html1.mh-extra.com/html/simons-voss-technologies/smartrelay-srel-series/smartrelay-srel-series_manual_1275940030.webp)
7 Signalling
SREL
LED lights up or flashes green: ID medium is authorised and the SREL
activates.
No response from the LED: ID medium rejected or not recognised.
SREL2
LED lights up or flashes blue: ID medium is authorised and the SREL2
activates.
LED flashes red: ID medium rejected.
SREL1+2
(Manual)
7. Signalling
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