RKI Instruments SC-01 - Manual (Page 28)

23 • Setup Mode SC-01 Operator’s Manual
1. When the DATE Screen is displayed, press and release the POWER
button. A screen appears with the year flashing in the upper left, the
date in the middle, and the time in the lower right.
2. Use the AIR ▼ or the ▲ DISP button to display the desired year.
3. Press and release the POWER button to save the setting. The month
setting flashes.
4. Repeat steps 2 and 3 to enter the month, day, hour and minute setting.
When you save the minute setting, you return to the DATE Screen.
Performing a Fresh Air Adjustment
Entering the AIR CAL menu item allows you to perform a fresh air
adjustment.
Perform a fresh air adjustment when you are performing a calibration
before proceeding to the next menu item, SPAN CAL, to perform a span
adjustment.
WARNING: Calibrate the SC-01 in a non-hazardous environment.
1. Find a fresh air environment, an environment of normal oxygen content
(20.9%) that is free of toxic or combustible gases.
2. When the AIR CAL screen is displayed, press and release the POWER
button. A screen appears that displays the current gas reading and
prompts you to press the AIR
▼ button with a flashing “PUSH AIR”
message at the top of the screen.
2006
12.11
08:00
AIR CAL
PUSH AIR
0.00
PPM