42280-EU-EN-V4.4-12/11
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Troubleshooting
Power is ON but there’s no display
Check that the batteries or the AC adaptor is installed and connected properly
Ensure that the START-STOP button is pressed firmly and for at least 100ms
Calibration Failure
Check that the batteries or the AC adaptor is installed and connected properly
Ensure that the calibration bottles are tightly sealed around the meter sensor
Ensure that calibration takes place at room temperature
Flashing LED Indicators
REC flashes when datalogging takes place
ALM light flashes when alarm limit has been exceeded
Error Codes
E02 - Under flow error
E03 - Over flow error
E04 - E02 and E03 combined error
E11 - CAL error (recalibration required)
E32 - IC read/write error. Return unit for repair
E33 - Circuit Error. Return unit for repair
Battery Replacement
You, as the end user, are legally bound (
Battery ordinance
) to return all used batteries
and accumulators;
disposal in the household garbage is prohibited!
You can hand over your used batteries / accumulators at collection points in your
community or wherever batteries / accumulators are sold!
Disposal:
Follow the valid legal stipulations in respect of the disposal of the
device at the end of its lifecycle
©
2011 Extech Instruments Corporation (a FLIR company)
www.extech.com
HT30-EU-EN-V3.2--9/11
9
Phone: 01235 838 555
E-mail: [email protected]
web: www.airconcern.co.uk
Air Concern Ltd, Building 173 Curie Avenue Harwell Didcot, Oxfordshire OX11 0QG
more info for
Extech 42280