Simons Voss Technologies SmartRelais 3 Leser Quick Manual page 31

SmartRelais 3 Leser
Reader connection
-
+
EN
Wire colour in cable
green
black (brought out
only on the reader's
end)
white
SREL3 controller
connection
-
-
+
4. Connections
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).
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