Keyscan Inc. – Technical Guide (PC109x - 07.15)
LED (Brown)
D1 (White)
D0 (Green)
PWR (Red)
GND (Black)
Shield not
connected at
reader.
Isolate with
electrical tape.
Shield
ACU
Ground
Lug
D1 (White)
GND (Black)
LED (Brown)
PWR (Red)
D0 (Green)
Pre-alert (Blue)
Pre-alert (Blue)
6 conductors - shielded 22 AWG
Maximum - 500 feet (152.4 m)
Orange wire
not used.
Isolate & tape
back.
Orange
Reader terminal on control board
LED D1
WHT
D0
GRN
PWR
RED
GND
BLK
C1
(BEEP)
Blue used for pre-alert otherwise
isolate and tape back.
If connecting external sound device,
see Pre-Alert Relay Option or refer to
ACU cut sheet enclosed with panel
for ACU/OCB8 relay assignments.
KI-00198E-07-13