Figure 35 - Terminate Reader Wiring - Keyscan CA250 Series Technical Manual

Proximity
Reader
Enclosure
Energized when AC
N.O.
AC Fail
N.C.
+
DC Output 12V
-
External DC
Keyscan Technical Guide (PC109x - 04.12)
Figure 35 – Terminate Reader Wiring
KEYSCAN
Shield not
connected.
Isolate with
electrical tape.
Blue used for pre-alert
otherwise isolate and tape
back.
present.
EGND
Ground
Supply
READER PWR
+
FAIL
+
FAIL
ACU PWR
Power terminal on control board
Orange not
used. Isolate
and tape back.
GND (Black)
PWR (Red)
D0 (Green)
D1 (White)
LED (Brown)
Pre-alert (Blue)
Lug
Shield
C1 LED D1
(BEEP) WHT
Reader terminal on control board
Shield not
connected.
Isolate with
electrical tape.
3 pairs shielded
22 AWG or 18 AWG
500 ft (152.4 m) maximum
Cable in through knockout.
D0 PWR GND
GRN RED BLK
KI-00138E-07-11
49