Simons Voss Technologies SREL Guide Abrégé page 28

3. Connections
Connection
+/~
-/~
Battery
NC
COM
NO
The expansion and antenna connection are only available in
the ADV version:
Description
Positive pole for DC voltage (5 VDC to
24 VDC) or AC voltage (12 V
Ground for DC voltage (5 VDC to 24
VDC) or AC voltage (12 V
Plug-in connection for battery (opera-
tion without power supply unit).
Order code incl. plug: SREL.BAT.
Relay: NC (Normally closed). This con-
tact is closed against Relay COM when
not connected.
Relay: COM (Common). This contact is
wired either against an NC relay (break
contact) or against a NO relay (closing
contact).
Relay: NO (Normally open). This contact
is closed against Relay COM when
switched.
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).
AC
).
AC