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Black Widow BW 2850 Installation Manual page 7

3 channel systems

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has a positive door switch, connect one
of the black/white wires to a constant
12V+ source and the other black/white
wire to the violet wire also from the main
harness (positive door input).
8. Connect Optional Armed
Output: Orange wire on the
main harness
This wire provides a 250 ma ground out-
put when the alarm is armed. It can be
used to control optional modules. (i.e.
window control modules, or used with
another relay to interrupt another circuit-
such as fuel pump, ignition).
9. Connect 2nd channel out-
put: Gray wire on main harness
This output is 500ma, and drives a relay
to open the electric trunk or hatch
release. (See diagram section).
NOTE: This output will work with the
ignition on or off. Press Button # 2 and
hold for 3 seconds.You will receive out-
put on the gray wire as long as you hold
Button # 2.
10. Connect Negative door
input: Green wire on main har-
ness
Connect the green wire from the module
to the wire that shows ground when all
of the doors are opened.Verify with a
volt/ohm meter. Make sure that all doors
when opened separately make the target
wire provide a ground output.
11. Connect Hood/ Trunk
switch input:Blue wire on main
harness
Connect the blue wire to either or both
hood and trunk switches.They must pro-
vide a ground output when the trunk or
hood are opened.
12. Connect Positive Door input:
Violet wire on main harness
Connect the violet wire from the module
to the wire that shows 12V+ when all of
the doors are opened.Verify with
volt/ohm meter. Make sure that all doors
when opened separately make the target
wire provide a 12V+ output.
13. Connect Siren Output:
Brown wire on main harness
Connect the brown wire on the main
harness to the red wire from the siren.
14. Connect the Flashing
Parking Light Output: White
wire main harness.
Using a volt/ohm meter, locate the wire
(usually on the head light switch) that
shows 12V+ when only the parking lights
are switched on. European vehicles may
require an additional relay if they have
separate wires that switch on the left and
right side parking lights.
This relayed output has a maximum of 15
amps. Do not hook to head lights. (See
diagram section).
7

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