RKI Instruments GX-2012 Manual - Manual (Page 97)

GX-2012 Operator’s Manual Start Up, Leak Check Mode • 89
10.The Battery Level and Alarm Pattern Screen appears next.
AL -- H indicates latching (hold) alarms and AL -- A indicates self-
resetting (automatic) alarms. The number shown indicates the voltage of
the batteries. If the unit is powered by alkaline (dry cell) batteries, a “D”
will appear before the “V” in the lower right corner.
11.The display then indicates the full scale values for all channels.
12.If the GX-2012 experiences a sensor failure during start up, a screen
indicating which sensor failed displays. In the example below, the
catalytic LEL sensor has failed.
If the catalytic LEL sensor fails, it is not possible to enter Leak Check
Mode. Press and release the RESET SILENCE button twice to
acknowledge the failure and return to the Mode Select Screen. Replace
the failed sensor as soon as possible.
If the oxygen, CO, or H
2
S sensor is installed and fails, press and release
the RESET SILENCE button to acknowledge the failure and continue to
Leak Check Mode.
If a vol% sensor is installed and fails, no indication will be given and the
bAtt
3.7
AL-H V
bAtt
3.7
AL-H D: V
FAIL
%LEL
CH
4
SENSOR