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Page Title:
Chart 7-2. Processor/Detector Vibration Signal Performance Test Procedure |
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 Step
Test equipment
Test procedure
Performance standard
c. Apply a continuous pulse for 5
Multimeter should indicate greater than
seconds.
100K (alarm condition).
d. Short circuit the INT test point to
Multimeter should indicate greater than
signal ground to discharge inte-
100 K (alarm condition).
grator capacitor C18. Apply 4
Observe that the alarm condition dura-
pulses (100 milliseconds duration)
tion is 0.5 to 1.5 seconds.
over a 15 second period.
4.
Multimeter as a
Connect as continuity measurement
a. The tamper switch should open
continuity check.
between terminals 5 and 6 of TBI
(infinity indication) with no less
on the processor.
than 1/8 inch nor more than 1/4
inch of cover displacement.
b. Pull the tamper switch plunger out
and verify that continuity is restored
(near zero resistance).
c. Replace cover and verify that con-
tinuity is again obtained (near zero
resistance).
5.
Multimeter as a
Connect as continuity measurement
a. The tamper switch should open (infin-
continuity check.
between terminals 5 and 6 of TBI
ity indication) with no less than 1/8 inch
on the detector.
nor more than 1/4 inch of cover dis-
placement.
b. Pull the tamper switch plunger out and
verify that continuity is restored (near
zero resistance).
c. Replace cover and verify that con-
tinuity is again obtained (near zero
resistance.
7-6
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