Delta OHM HD37AB1347, Руководство пользователя

Страница: 38 / 68

- - 38
Confirm with ENTER. The following screen will appear:
PROBE CALIBRATION
CALIBRATION CO
CAL ZERO
Cal zero 0 ppm
<ESC> exit/cancel
<ENTER> confirm
Place the instrument in a clean air environment (CO concentration is lower than 0.1 ppm outdoor).
Turn the instrument on and wait at least 15 minutes so as to stabilize the measurement. Now press
ENTER and wait the two minutes necessary for calibration without changing the working
conditions.
CO zero calibration with nitrogen bottle (code MINICAN.12A):
•
Using a screwdriver, open the
front small door of the
P37AB147
probe.
•
Connect the tube from the
MINICAN.12A bottle with the
rubber cap on the CO sensor head.
Use the arrows ▲▼ to select the 2) Calibration CO item:
PROBE CALIBRATION
1) Calibration CO
2
2) Calibration CO
3) Calibration RH
▼▲
select
<ESC> exit/cancel
<ENTER> confirm