32 • Start Up, Normal Mode
Gas Tracer Operator’s Manual, CSA Version
6. With the Normal Mode Select Screen displayed, press and release the POWER
ENTER button and continue with the startup sequence as described in the
previous section, “Turning On the Gas Tracer, Normal Mode Only”, from
step 4 on page 25 on.
NOTE:
If no button is pressed for 20 seconds, the unit will proceed into
whichever mode is displayed.
7. To exit Normal Mode and return to the Mode Select Screen, press and hold the
(SHIFT)
▼
button for 5 seconds while in the Normal Operation Screen.
Performing a Fresh Air Adjustment, Normal Mode
Before using the Gas Tracer, it is recommended to set the fresh air readings for the
target gases by performing a fresh air adjustment. This will set the combustible
gas and CO channels to zero and the OXY channel to 20.9%.
1. Find a fresh-air environment. This is an environment free of toxic or
combustible gases and of normal oxygen content (20.9%).
2. Turn on the unit as described above in “Turning On the Gas Tracer, Normal
Mode Only” or “Turning On the Gas Tracer in Normal Mode With All Modes
Active”.
3. Press and hold the AIR
▲
button. The display prompts you to hold the AIR
▲
button.
4. Continue to hold the AIR
▲
button until the display prompts you to release the
AIR
▲
button. The Gas Tracer will count down from 8 on an autoranging
combustible gas channel as it sets the fresh air reading for all channels. Once
the countdown has finished, start up is complete and the unit is ready for
monitoring.
Turning Off the Gas Tracer, Normal Mode
1. Press and hold the POWER ENTER button.
2. The buzzer will pulse for about three seconds and TURN OFF will be
displayed along the bottom of the screen.
3. Release the button when TURN OFF disappears.
AIr
CAL
HOLD AIR
