UNI-T UT382 Manual de Instruções descarregar pdf (Página 20)

UT381/382 Instruction Manual

VII Maintenance

Warning

During replacing battery or measuring, keep the sensitive mirror from scratch or

dirt to avoid damaging the mirror or inuencing the measuring precision; and do

not charge the replaced battery to avoid explosion and safety accident!

1. Battery installation and replacement

When “ ” is displayed on the luminometer, replace the battery immediately.

Replace the battery by following procedures:

● Power off

● Loosen the screw of battery cover and take it off.

● Replace with a new 6LF22 9V 1604A battery, please use battery with the

same model, and do not use unauthorized battery.

● Pay attention to the anode “+” and the cathode “-”. After completing

installation, install the cover and tighten the screw.

2. General maintenance

● When the surface of luminometer is dirty, clean with wet cloth and neutral

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UNI-T UT382 Manual de Instruções Página 20