Supervisory, Zone disable, Last event recall – System Sensor PDRP-1002 User Manual

Page 14

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2 System Operation

RMS Regulated Power

14

The PDRP-1002 PN 51135:A 03/11/99

Supervisory

Output circuit #4 is used as an input for monitoring supervisory devices such as valve
tamper switches (note that SW1 DIP switch #2 must be set “ON” -- see section “Setting
Mode of Operation”) By setting Switch short circuit on this input (activation of a N.O.
contact) will cause the supervisory LED to flash. The piezo sounder will generate a
unique sound. TONE SILENCE will silence the piezo and cause the LED to illuminate
steadily. Supervisory signals latch and require RESET to clear. An open circuit will be
reported as a circuit trouble.

Zone Disable

If a zone has been disabled, an alarm
that occurs on that zone will flash the
red zone LED, but not the piezo or any
output circuit. If both power sources
are removed from the system, all zones
will be re-enabled upon restoration of
power. Disable status will be lost.

The Zone Disable routine makes use of
the four panel switches as follows:

1.

Press and hold in the TONE
SILENCE switch.

2.

With the TONE SILENCE switch
held in, press (in sequence) the
ALARM SILENCE switch, the
ALARM ACTIVATE switch, and
then the RESET switch.

3.

The Zone 1 Alarm LED will flash.

4.

To disable Zone 1, press the RESET switch. The Zone 1 yellow LED will light to
show that the zone is disabled.

Note: The RESET switch toggles disable status for the selected zone.

5.

To select the next zone, press the ALARM SILENCE switch.

6.

To select the previous zone, press the ALARM ACTIVATE switch.

7.

When disable selections are complete, release the TONE SILENCE switch.

If any zone has been disabled, the trouble relay will activate and System Trouble LED
will flash.

Last Event Recall

Last Event Recall allows the user to display the previous panel status. The last event
recall uses the four panel switches as follows:

1.

Press and hold in the TONE SILENCE switch.

2.

With the TONE SILENCE switch held in, press (in sequence) the RESET switch,
the ALARM ACTIVATE switch, and then the ALARM SILENCE switch.

3.

Last Event is displayed.

4.

Release the TONE SILENCE switch to return to normal operation.

Note: To clear the last event buffer, press RESET twice.

4

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