Co2meter AZ 77535, Руководство по эксплуатации

Страница: 11 / 14

10
NOTE:
Users can also calibrate either point.
To calibrate 33% only, press and
exit when 33% calibration is completed.
To calibrate 75% only, press or
within the 5 minutes while initializing
33% calibration.
CAL
Esc
DP/WBT
“CAL” and calibrating value (75.2% if
o
at 25 C) are blinking on the LCD with
current temperature at the left. Meter is
now calibrating. Wait about 60 minutes
until blinking stops, then calibration is
completed and it returns to normal mode.
? Error messages
E01: CO sensor damaged.
2
E02: The value is under range.
E03: The value is over range.
E04: The original data error results in
this error (DP, WB)
E07: Too low voltage to measure CO .
2
Replace batteries or use an adaptor.
E11: Retry humidity calibration.
E17: Retry CO calibration.
2
E31: Temperature sensor damaged.
E34: Humidity sensor damaged.
? Can’t power on
Press for more than 0.3 seconds
and try again. Check whether batteries
are in good contact and correct polarity,
or the adaptor is well plugged.
TROUBLESHOOTING
SET
? Fixed readings
Check whether data hold function was
activated. (HOLD icon at the left top)
? Slow response
Check whether the air flow channels on
the rear were blocked.