Simons Voss Technologies SmartRelais 3 LED Reader Guide Abrégé page 30

4. Connections
Reader connection
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+
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Wire colour in cable
green
black (brought out
only on the reader's
end)
white
SmartRelais 3 LED Reader
SREL3 controller
connection
-
-
+
Signal
GND. Used to estab-
lish the common
ground reference po-
tential for the data
lines. Any ground
connection to the
SREL3 controller.
GND. Connection of
the cable shielding
to the common
ground reference po-
tential of reader and
controller.
V . Connection for
IN
power supply (ex-
ternal or via control-
ler).
EN