RKI Instruments Gas Tracer - Manual (Page 108)

100 • Bar Hole Testing Gas Tracer Operator’s Manual
• Press and release the DISPLAY (ADJ) button. The display will
now indicate PURGE along the bottom of the screen and the
purge time will begin counting down from 30 seconds in the
lower right corner of the display. If you wish to cancel the
purge, press and release the RESET SILENCE button.
• When the purge is complete, the screen will return to the initial
Bar Hole Mode screen.
8. If other bar holes will be tested, proceed to the next bar hole and
repeat steps 4 - 7.
9. To cancel a bar hole measurement or fresh air purge that is in
progress, press and release the RESET SILENCE button.
10.To exit Bar Hole Mode and return to the Mode Select Screen at any
time, press and hold the (SHIFT)▼ button for 5 seconds.
Turning Off the Gas Tracer, Bar Hole Mode
1. Press and hold the POWER ENTER button.
2. The unit will initiate a bar hole measurement. Keep holding the
POWER ENTER button. The buzzer will pulse for about three
seconds and TURN OFF will appear at the bottom of the screen.
3. Release the button when TURN OFF disappears.
0
20.9
30 vol%
%
BAR HOLE MODE
sec
CH
4
O 2
PURGE
0
20.9
%LEL
%
BAR HOLE MODE
CH
4
O
2
001