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NAME AND TyPE Of THE INSTRUMENT
The HT-NA model weighing balance is a self-indicating weighing scale of
Class II with single weighing range, an external AC mains adapter, and an
internal rechargeable battery.
The balance consists of analogue to digital conversion, microprocessor
control, power supply, keyboard, and a weight display contained within a
single enclosure.
KEyS AND DISPLAy DESCRIPTION
The balance is equipped with 13 keys membrane keypad to control the
functions and also the ON/Off of the balance.