EN
EN
A22K
High Security Access Control 2-Doors Module
52
53
LED INDICATORS
The ATRIUM A22K has several status LEDs that are very useful to diagnose the ATRIUM system. Refer to the
following picture to locate the LEDs on the ATRIUM A22K.
+12V DC
+24V DC
-
+12V DC
-
+12V DC
A+
B-
Input 1
Input 2
Output 1
Output 2
INPUT
POWER
SUPPLY
RS485
LOCAL
BUS
ETHERNET
PORT
SYSTEM STATUS
EXTRA
INPUTS/
OUTPUTS
ETHERNET
LOCAL BUS
LOCK 1 & 2
JUMPER SETTING
STATUS
24V DC INPUT/
BATTERY/
MODULE TYPE
BATTERY
BACKUP
1
5
6
2
3
4
READER DOOR 1
INPUT
DOOR 1
LOCK
DOOR 1
LOCK
DOOR 2
INPUT
DOOR 2
READER DOOR 2
ENCLOSURE
TAMPER
SWITCH
INPUT
BUZ GRN RED D1 D0 GND 12V
BUZ GRN RED D1 D0 GND
GND
C1
12V
12V
REX1
GND
GND
C1 NO1 NC1
LK1+ LK1-
C2 NO2 NC2
LK2+ LK2-
TMP
C2
12V
REX2
1
ETHERNET
ACT
Green LED flashing: Data transmitted/received.
LNK
Steady Green LED: Ethernet network detected.
2
LOCAL BUS
RX
Green LED flashing: Data received on local bus.
TX
Green LED flashing: Data transmitted on local bus.
12V
Steady Green LED: 12V on local bus.
3
24Vdc Input
/ Battery
24V
Steady DC IN Green LED: A22K is powered properly.
Red LED: No primary power.
BATT
Green LED: On primary power present and battery charging.
Green LED Off Steady: Primary power present and battery full.
Red LED: No battery or battery not properly connected .
Red LED flashing: Battery power is below 11.8Vdc.
4
STATUS
STAT
Flash once per second: Firmware is operating normally.
Flash rapidly: Firmware is upgrading.
Blink once per 3 seconds: Card enrollment mode .
5
READERS
#1
Green LED flashing: Data received from Reader #1.
#2
Green LED flashing: Data received from Reader #2.
6
LOCK &
RELAY
LOCK 1
Green LED: Door 1 Lock Relay is active/triggered.
LOCK 2
Green LED: Door 2 Lock Relay is active/triggered.
RLY1
Green LED: Auxiliary Relay 1 is active/triggered.
RLY2
Green LED: Auxiliary Relay 2 is active/triggered.