CDVI A22 - Page 6

6
cdvigroup.com
EN
ATRIUM A22
2-Door Controller
INSTALLATION MANUAL
EN
ATRIUM A22
2-Door Controller
INSTALLATION MANUAL
Communication
LOCAL BUS RS485 @ 57600Baud supporting star and/or daisy chain topologies up to 4000ft (1220 meters)
ETHERNET 10/100 Base-T, Auto Sensing, 100m(300ft)
Power Supply
AC Power 120-240Vac
Frequency 50Hz/60Hz
Output 24Vdc, 2.5A
AC Terminal Fuse 250Vac, 2.5 A, Time Lag, Slow Blow, Operating Temperature: -55
o
C to +125
o
C
Power Loss Indicator Yes (DC IN)
Do Not Connect to a Receptacle Controlled by a Switch.
Other 24Vac, 75VA 50/60Hz UL/ULC certied transformer can be use.
On-Board Protection (All fuseless, auto-resume)
VLK 12Vdc @ 750mA
AUX 12Vdc @ 1A
Battery Against reversal, short, current limited/monitored
Power output specications
Battery Backup
Battery Capacity
12Vdc 7Ah rechargeable acid/lead or gel cell backup battery (UL/ULC: YUASA #NP7-12
recommended, Europe: CDVI B7AH recommended). Ensure proper polarity.
Charging Current
250mA (default), 320mA, 500mA, or 1A. Refer to the ATRIUM user interface instruction manual
for more information on how to modify the battery charging current.
Low Battery @ 11.8Vdc
Low Battery Restore @ 12.2Vdc
Low Battery Cut-O @ 10.5Vdc
Power Outputs (+12Vdc)
Lock Output 1
Maximum Current 750mA each
Lock Output 2
Reader 1
Maximum Current 1000mA
Reader 2
Zone Inputs
LOCAL BUS
Outputs
LK1, LK2, RLY1, RLY2 Form C Relay, 5A @ 250Vac, 7A @ 125Vac, 7A @ 30Vdc