Specifications

WSE • 3/21/97 16720 — D Alto 818 Access Control System
.3 SAMPLE SYSTEM DIAGRAMS
A. Alto 818 SC Digital Proximity with Keypad:
Twisted pair wire
LEGEND
RS-232
Phone line
Video switcher
Remote security center
or alarm central station
778 Annunciator
Video
monitor
3708S Power module
AC input
Modem
Modem
Printer
Public
phone
system
up to eight doors per Alto 818SC ACU
Parking lot
Main entrance
Manufacturing
Cafeteria
CCTV
camera
CCTV
camera
CCTV
camera
Lock Lock
DigiReader
(DR 4238)
DigiReader Keypad Keypad
MSM
IN
Sensor loop
MSM
Door switch
Motion sensor
(REX)
Glass break
detector
Fire sensor
MSM
Alarm Alarm Alarm
OUT
Sensor loop
DigiReader DigiReader
Gate arm
SE 5850 or
SE 6000 host
Coax
15-pin ribbon
RS-485
Door switch
Motion sensor
(REX)
Glass break
detector
Fire sensor