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Tri-Tech
Medical Inc.
Alarm Displays & Functions
Alarm Displays & Functions
CPU Module
Power on Indicator
The power on indicator (green LED) is illuminated
whenever electrical power (120 or 240 VAC) is
connected to the alarm.
Test Button
When the Test button on the front panel is pressed, the
alarm undergoes a self-test checking the lights and
displaying the gas settings. If errors are detected, they
are displayed on the status LED and/or on the area
module gas LED displays.
Status Display
The status LED displays system alert codes when a
problem occurs (these are numeric). See System Alert
Codes on page 34 for details.
The status LED also displays a “P” whenever the
alarm is in the program mode.
Alarm Silence
In the event of an alarm condition an audible alarm
sounds. The audible alarm can be silenced by pressing
the alarm silence button. Whenever there is an alarm
condition and the alarm has been silenced, the Alarm
Silence Indicator LED will be illuminated. The high
or low pressure LED or the remote signal LED will
remain illuminated until the alarm condition is
rectified.
Program Mode Indicator
The Program Mode Indicator LED is only illuminated
when the alarm has been placed in the program mode
(see Programming the Alarm page 25). It should be
noted that when this LED is illuminated and the alarm
is in the program mode, it is not monitoring or
reporting alarm conditions for the medical gas
systems.
History Button
The History button may be pressed and held at any
time to view alarm history. Viewing alarm history is
only active when the History button is depressed,
releasing the button returns the alarm to normal
operation. When depressed “H” will be displayed in
the Status Display LED.
Gas(Area) Module -
If there was an alarm condition
for any gas (area) module, the High and/or Low
Pressure LEDs will be illuminated. If both the High
and Low Pressure LEDs are illuminated, the gas has
had both a High and Low alarm.
Remote Signal (Master) Module –
If there was an
alarm condition for any Remote Signal the Red LED
will be illuminated. All other LED’s will be off.
Clear Alarm History –
To clear alarm History you
simply press the History button, hold it down and
press Silence button (while the history button is still
depressed.
Program Button
See
Programming the Alarm
pages 25 – 27
Module Button
See
Programming the Alarm
pages 25 - 27
Units Button
See
Programming the Alarm
pages 25 - 27
Repeater Button
See
Programming the Alarm
pages 25 - 27
ID (Identification) Button
See
Programming the Alarm
pages 25 - 27
CPU Reset Button
See
Programming the Alarm
pages 25 - 27
