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Document 50400 Rev B 10/27/97 P/N 50400:B
LED-10LS2 Only
Zone Alarm - Zones 1 through 8
The red LED for Zones 1 through 8 on the
LED-10LS2 operate the same as on the
LED-10 and LED-10L. Refer to the previous
section.
Zone Alarm - Zones 9 and 10
This is a yellow LED on Zones 9 and 10 of the LED-10LS2 only. These two zones
should be used to annunciate supervisory alarms only. Approval from the Local
Authority Having Jurisdiction is required in order to annunciate fire alarms or
process monitor alarms on these zones. The LED flashes at a ½ second on/½
second off rate for a supervisory alarm. The piezo sounder will pulse at a rate
corresponding to the flashing LED. The LED illuminates steadily and the piezo
silences when an Acknowledge or Silence switch is pressed. The LED turns off
when the supervisory alarm is cleared on the corresponding zone and the Reset
switch is pressed.
Zone Trouble - Zones 1 through 10 (All LED-10 Series)
This is a yellow LED that flashes when a zone
trouble condition occurs on the correspond-
ing zone. The LED flashes at a 1 second on/
1 second off rate for a zone trouble condi-
tion. The piezo sounder will pulse at a rate
corresponding to the flashing LED. The LED illuminates steadily and the piezo
silences when the Acknowledge or Silence switch is pressed. The LED turns off
when all trouble conditions on the corresponding zone are cleared.
Key-switch
(shown in Off Position)
Switch Functions for LED-10 Model Only
Key-switch
The key-switch is used to enable and
disable the operation of the membrane
(control) switches if switch 1 on DIP switch
SW2 has been placed to the ON position.
To enable the Acknowledge, Silence, Drill
and Reset function switches, insert a
standard Fire•Lite key into the key-switch
located at the top right corner of the LED-
10. Make certain the key is inserted
completely before attempting to turn it.
Turn the key clockwise until it stops. Leave the key inserted while pressing the
function switches. When finished with the function switches, turn key-switch
counterclockwise to disable function switches.
Note: The key-switch should normally be in the disabled position (fully counter-
clockwise), with the key removed and access to the key restricted to authorized
personnel only. Do not leave the key unattended in the LED-10.
Содержание LED-10 series
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