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+12V DC
RS485
LOCAL
A+
BUS
B-
Input 1
EXTRA
Input 2
INPUTS/
Output 1
OUTPUTS
+12V DC
WIRING DIAGRAM
Output 2
A22K CONTROLLER
A22K CONTROLLER
A22K CONTROLLER
READER PORT #1
READER PORT #2
READER PORT DOOR 1
READER PORT DOOR 2
Red :
Black : GND
Green : D0 / A+ (RS485 BUS)
White : D1 / B- (RS485 BUS)
Blue :
DIP switch settings
located on the back of
the K1BT reader:
1:
2:
3:
Note: Each ATRIUM A22K controller support 2 reader
connected in parallel per port (ENTRY and EXIT readers).
Offset the readers by a minimum of 6 inches to avoid
interference.
MOUNTING
•
Connect wires as shown above in ''Wiring Diagram''.
•
Once leveled and aligned, mark the mounting
holes of the reader.
•
Drill the fixing screw holes.
Use provided anchors if required.
•
Once the card reader is mounted to the wall,
place the screw cover caps on the reader.
SYSTEM STATUS
INPUTS
DOOR 1
DOOR 2
12VDC
Not applicable
ON= Entry reader (default)
OFF= Exit reader.
You must restart the K1BT
after each change.
ON= KRYPTO reader (default)
OFF= OSDP reader
No need to reboot the reader
after every change.
Future use
4.13"
(105 mm)
w w w . c d v i . c a
INPUT
+24V DC
QUICK START
POWER
SUPPLY
INSTALLATION GUIDE
BATTERY
+12V DC
BACKUP
ENCLOSURE
TAMPER
SWITCH
LOCKS
INPUT
It is recommended to use twisted pair wiring as shown
DOOR 1
DOOR 2
below between the reader and the ATRIUM A22K controller.
Furthest reader can be installed up to 4,000 ft (1220 m)
from the A22K controller (AWG 22 cable).
CABLE CONNECTIONS
Wire Leads
Red
Black
Green
White
LED STATUS INDICATORS
Here are the LED statuses when connected to an
ATRIUM A22K controller:
LED State
Steady blue
Turn green for 5 sec. Chirp beep Access granted
5 rapid red blinks
Flashing blue
Blinks green every
3 sec.
Flashing red
Flashing red
Flashing red rapidly
Note:
Door output timings such as; unlock time (access granted),
door open too long pre-alarm and door open too long
alarm, can be modified in the ATRIUM software "Door
Properties" window.
-
-
Connect to
A22K Reader Port
12 VDC
GND
D0 / A+
D1 / B-
Buzzer
Description
-
Standby (door secure)
Steady
beep for
Access denied
3 sec.
Reader compromised
-
(lost its encryption key)
-
Door unlock schedule
Steady
Door forced alarm
beep
Beep every
Door open too long
2 sec.
pre-alarm
Door open too long
Fast beep
alarm
12V
GND
D0 / A+
D1 / B-
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