Honeywell International Inc. 7720PLUS User Manual
2-1
S E C T I O N 2
Wiring and Mounting
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In This Section
♦
Removing the Cover
♦
Setting the Jumper Options
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Removing the Cover
Remove the 7720PLUS’s cover by inserting a screwdriver into the 4 removal points at the
bottom of the unit and gently releasing the locking tabs from the cover slots as shown.
bottom of the unit and gently releasing the locking tabs from the cover slots as shown.
Figure 1. 7720PLUS Locking Tab Locations
Setting the Jumper Options
The following jumper options are available:
• (J2) Zone Inputs Activate on High or Low
• (J3) Fault Output Select
• (J3) Fault Output Select
TAMPER SWITCH
RED LED
YELLOW LED
GREEN LED
PROGRAMMING
JACK
JACK
3
2
1
2
1
3
2
1
2
1
3
2
1
2
1
3
2
1
2
1
ZONE SENSE SELECT
FAULT RELAY SENSE
SEE
DETAIL A
DETAIL A
J2
J3
ZONE SENSE SETUP: SHORT PINS 1 AND 2 TO HAVE CIRCUIT ENERGIZE ON HIGH INPUT; SHORT PINS 2 AND 3 TO HAVE CIRCUIT ENERGIZE ON
GROUND (ZONES 1 AND 2 ONLY.) FAULT RELAY SENSE SETUP: SHORT PINS 1 AND 2 FOR A CLOSED CIRCUIT WHEN THE RELAY IS DE-
ENERGIZED. SHORT PINS 2 AND 3 FOR A CLOSED CIRCUIT WHEN THE RELAY IS ENERGIZED.
GROUND (ZONES 1 AND 2 ONLY.) FAULT RELAY SENSE SETUP: SHORT PINS 1 AND 2 FOR A CLOSED CIRCUIT WHEN THE RELAY IS DE-
ENERGIZED. SHORT PINS 2 AND 3 FOR A CLOSED CIRCUIT WHEN THE RELAY IS ENERGIZED.
Figure 2. Jumper Option Location Diagram