Linear ACCESS AK-21 User Manual

1
COMPONENT LOCATIONS
WIRING DIAGRAM
228045 A IMAGE 3
RED/GREEN
POWER/ACCESS
INDICATOR
YELLOW
"LOCKOUT"
INDICATOR
KEYPAD
SOLID STATE
WHITE LED
DOWN LIGHT
MASTER CODE
RESET JUMPER
(JP2)
TERMINAL
BLOCK #1
(TB1)
TERMINAL
BLOCK #2
(TB2)
BEEPER
LEVEL
JUMPER (JP1)
FACEPLATE
BEZEL
MOUNTING
PLATE
1 - AC OR DC
2 - AC OR DC
3 - N.O.
4 - COM
5 - N.C.
6 - N.O.
7 - COM
8 - N.C.
SENSE - 8
COM - 7
REQUEST-TO-EXIT - 6
EARTH GROUND - 5
OUTPUT #3 COM - 4
OUTPUT #3 - 3
OUTPUT #4 - 2
OUTPUT #4 COM - 1
12-24 VOLT
AC OR DC
POWER
MAIN RELAY
5 AMPS @
28 VDC MAX.
AUXILIARY
RELAY 1 AMP
@ 28 VDC MAX.
TERMINAL
BLOCK 2
TERMINAL
BLOCK 1
AK-21 TERMINALS
CAUTION
IF THE UNIT IS AC POWERED,
MAKE SURE THE SECONDARY OF THE
SYSTEM TRANSFORMER IS ISOLATED
FROM EARTH GROUND
OPTIONAL WIRING
REQUIRED WIRING
OTHER WIRING
NOTES:
1. ALARM SHUNT SET FOR AUXILIARY RELAY
2. TERMINAL BLOCK #2, TERMINAL 8 SET FOR DOOR SENSE
GROUND
STAKE
N.C. DOOR
SWITCH
ALARM
CONTACT
TO ALARM
SYSTEM
POWER
SUPPLY
ELECTRIC
DOOR
STRIKE
AUXILIARY
OUTPUTS
100 mA MAX.
TO COMMON
REQUEST
TO EXIT
BUTTON
TYPICAL DOOR INSTALLATION WIRING
Figure 1. Component Locations
Figure 2. Wiring Diagram

Linear ACCESS AK-21 Specifications

Power

voltage	12-24 Volts AC or DC
current typical	30 mA
current maximum	150 mA

Outputs

main relay current	5 Amps @ 28 Volts maximum
auxiliary relay current	1 Amp @ 28 Volts maximum
solid state outputs current	100 mA @ 24 VDC maximum

Operating Environment

temperature range	-22°F to 149°F (-30°C to 65°C)
humidity range	5% to 95% non-condensing

Weight and Dimensions

width	3.00 inches
height	5.00 inches
depth	3.00 inches