GTC-200A
4-2-4. 1st Alarm LED (Alarm 1 LED)
Alarm 1 LED is on when first alarm occurs on each channel unit.
If the value reaches at 1st alarm value during test of each channel unit, Alarm 1 LED
is on.
4-2-5. 2nd Alarm LED (Alarm 2 LED)
Alarm 2 LED is on when second alarm occurs on each channel unit. If the value
reaches at 2nd alarm value during test of each channel unit, Alarm 2 LED is on.
4-3-6. 3rd Alarm LED (Alarm 3 LED)
Alarm 3 LED is on when third alarm occurs on each channel unit. If the value
reaches at 3rd alarm value during test of each channel unit, Alarm 3 LED is on.
4-2-7. Channel communication LED (COM-CH LED)
If Common Unit normally communicates with whole Channel Units set on common
unit, this COM-CH LED is turning on continuously. If there is some channel units
having no communication with common unit, this COM-CH LED is flickering.
(If number of channel unit is set as under 1 on Common Unit, the LED is flickering
with 0.5 second interval)
4-2-8. PC communication LED (COM-PC LED) (Option)
If Common Unit normally receives communication data from PC, this COM-PC LED
is off after turned on once.
(If number of common unit address is set as under 1 on Common Unit, the LED is
flickering with 0.5 second interval.)
4-2-9. Buzzer Stop LED (BZ-STOP LED)
Buzzer stop s/w is used for stopping buzzer sound in case of alarm at each channel
unit and buzzer stop LED is also on. In case of pushing buzzer stop s/w again on
common or channel unit, buzzer stop LED is off. (This LED is activated only when
set alarm type as “Hold” on Channel Unit)
4-2-10. Buzzer Stop & Reset Key
This key is used for stop & reset of buzzer on alarm at each Channel Unit.
- Push once .... Buzzer sound stops and BZ-STOP LED is on.
- Push twice .... BZ-STOP LED is off and performs Reset function.
4-2-11. Main Power ON / OFF Switch
This is Power On/Off switch of Common Unit.
