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ZONE
ZONE
+12V
GND
PLATE
ZONE
GND
+12V
ZONE
BOTTOM
MODEL A77-716B
EOL POWER
SUPERVISION
RELAY
ZONE
POWER
VIOLET
VIOLET
RED
BLACK
YELLOW
BLACK
GREEN
RED
MODEL 1503A0011
1K OHM EOL RESISTOR
BLACK
GREEN
RED
WHEN Z8 USED
FOR SMOKE, J9
MUST BE IN
THIS POSITION
SYSTEM SENSOR
MODEL 2112/24TR
SYSTEM SENSOR
MODEL 2112/24TR
THIS OUTPUT MUST
A SWITCHED OUTPUT
BE CONFIGURED AS
SYSTEM SENSOR
YELLOW
GREEN
RED
BLACK
YELLOW
YELLOW
GREEN
RED
BLACK
RED
VIOLET
VIOLET
BLACK
SYSTEM SENSOR
MODEL 2112/24TR
MODEL 2112/24TR
MODEL A77-716B
RELAY
EOL POWER
SUPERVISION
ZONE
POWER
BLACK
GND
SYSTEM SENSOR
+12V
ZONE
RED
GREEN
ZONE
YELLOW
+12V
GND
ZONE
RED
BLACK
GREEN
ZONE
YELLOW
1K OHM EOL RESISTOR
MODEL 1503A0011
YELLOW
RED
GREEN
BLACK
PLATE
BOTTOM
SYSTEM SENSOR
YELLOW
GREEN
RED
BLACK
FOUR-WIRE DETECTOR ON ZONES 1-7 FOUR-WIRE DETECTORS ON ZONE 8
FIGURE 4 – FOUR-WIRE FIRE ZONE CONNECTIONS
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