RKI Instruments GX-2012 Manual - Manual (Page 46)

38 • Measuring Mode, Alarms GX-2012 Operator’s Manual
Resetting and Silencing Alarms
You can set the GX-2012’s gas alarms as latching or self-resetting alarms (see
“Updating the Alarm Latching Setting” on page 117) and the buzzer
operation as silenceable or not silenceable (see “Updating the Alarm Silence
Setting” on page 118).
• Self-resetting alarms (LATCHING set to OFF)
Self-resetting alarms automatically shut off and reset when the gas
reading falls below (or rises above for an oxygen low alarm) the alarm
setting. You cannot silence or reset self-resetting alarms.
• Latching alarms (LATCHING set to ON)
You can set latching alarms with or without Alarm Silence (see “Updating
the Alarm Silence Setting” on page 118).
With ALRM SLNC On and LATCHING On:
When the GX-2012 goes into a gas alarm, press the RESET SILENCE button
to silence the buzzer. If the gas concentration was still above the alarm level
when the button was pressed, the LEDs continue to flash, and the GX-2012
Sensor Failure* • FAIL appears at the
bottom of the display
and the failed
sensor(s) are
indicated
• Alarm LED arrays
flash
Buzzer sounds a double
pulsing tone (two pulses
in quick succession)
Clock Failure* • FAIL CLOCK appears
on the display
• Alarm LED arrays
flash
Buzzer sounds a double
pulsing tone (two pulses
in quick succession)
System Failure* • FAIL SYSTEM
appears on the
display
• Alarm LED arrays
flash
• Buzzer sounds a
double pulsing tone
(two pulses in quick
succession)
• A failure code appears
Microprocessor
Failure*
• NOTE: The unit will
not operate if this
alarm occurs.
• Heart indicator is
steadily on or not on
at all
• None
* This alarm can also occur in Bar Hole Mode
Table 4: Alarm Types and Indications
Alarm Type Visual Indications Other Indications