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Wahl DHS520
4.0 THERMOMETER POWER SUPPLY OPTIONS
4.1 Using a Battery
The Wahl DHS520/520B portable thermometer is designed to be powered by a
9V dry cell battery. A Duracell 6LR61/12232 (or equivalent) battery is supplied
with the thermometer. The battery is fitted as follows:
315004
Fig. 4
315005
Fig. 5
315006
Fig. 6
315007
Fig. 7
Page 6
1) Before inserting or changing the battery, ensure
that the thermometer is switched OFF.
2) The battery cover is on the top surface of the
thermometer body (see Fig. 4).
3) Press down on the finger grip of the battery cover
to disengage the cover catch and slide the cover
back to fully expose the battery compartment (see
Fig. 5).
4) Align the battery so that the terminals
c orresp o n d wit h th e lab e l i n t h e b at te ry
compartment (see Fig. 6).
5) Insert the battery, ensuring that the contact springs
engage centrally into the battery terminals. Slide
the battery cover back into place and ensure that
the cover catch engages with the thermometer
chassis (see Fig. 7).
6) With the battery fitted, switch the instrument on
and check for correct operation (see Section 7.0).
When switched on, a battery power indicator
appears in the LCD display panel, which gives an
indication of how much power is left in the battery.
When the battery needs replacing, the battery
indicator on the LCD display panel will flash. To
prolong the remaining battery life, the display
backlight and 'Bluetooth' (DHS520B only) should
be switched off. The battery should be changed
as soon as possible in order to ensure that the
readings from the instrument remain within
specification.
User Manual
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