RKI Instruments Gas Tracer - Manual (Page 100)

92 • Start Up, Bar Hole Mode Gas Tracer Operator’s Manual
2. Screw the bar hole probe onto the sample hose’s threaded fitting.
3. Press and briefly hold down the POWER ENTER button. The
Normal Mode Select Screen displays.
4. Use the AIR▲ or (SHIFT)▼ buttons to scroll to the Bar Hole Mode
Select Screen.
5. With the Bar Hole Mode Select Screen selected, press and release
the POWER ENTER button to begin the Bar Hole Mode startup
sequence.
NOTE: If no button is pressed for 20 seconds, the unit will proceed
into whichever mode is displayed.
6. If CL RMNDR is turned on (factory setting), the screen that
appears next depends on how CL EXPRD is set in the Maintenance
Mode Menu (page 162).
• If the unit is due for calibration and CL EXPRD is set to
CONFIRM (factory setting), then the following screen displays.
0
20.9
0
vol%
%LEL
%
ppm
CH
4
O
2
NORMAL ?
CO
0
20.9
30 vol%
%LEL
ppm
%
BAR HOLE MODE
vol%
sec
CH
4
O
2
B.H. MODE?
CAL
C--LIMIT