GX-2009 Operator
s Manual42
The channel that was just span adjusted will be displayed.
13.
If you want to span adjust additional channels, repeat step number 3
thro ugh ste p numbe r 12 fo r e ac h c hanne l while gas is s till flo wing.
Make the reading adjustment right away since gas has been flowing
for more than two minutes. If you need to calibrate more than two
channels, use the AUTO CAL menu item to calibrate the GX-2009.
14.
Turn the regulator on/off knob clockwise to close it.
15.
When you are finished with span adjustments, scroll to the screen that
indic ate s ESCAPE.
16.
Pre s s and release the POWER MODE butto n to return to the ONE CAL
Screen.
17.
Remove the calibration adapter plate from the instrument.
18.
Re mo ve the re gulato r fro m the c alibratio n gas c ylinde r.
19.
Leave the regulator connected to the calibration adapter plate for
convenience.
20.
Store the c o mpo nents o f the c alibratio n kit in a safe and c o nvenient
place.
Disc harging the Batteries with the REFRESH Func tion
Entering the REFRESH menu item allows you to discharge the batteries.
If the GX-2009 s b atte ries are repeate dly o nly partially dis c harge d b e fo re
being c harge d o r o nly partially c harge d b efo re b e ing dis c harged, the
ins trume nt s runtime may b e reduc e d. The NiMH b atte ries us e d in the
GX-2009 are resistant to this effect, but if you notice that the runtime is
dec reasing, run the REFRESH func tio n two o r thre e times and s ee if the
runtime recovers. If the batteries are fully charged, the REFRESH function
Calibratio n Mo de
39
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