Charging The Battery; Battery Pack - Haag-Streit CLEMENT CLARKE OPHTHALMIC Perkins Mk3 Manuel D'instructions

13. Charging the Battery

Blue Illumination LEDs
The LEDs, two in number, are filament replacement LEDs (Fig 1, 6). The LEDs are fixed
in position to create maximum fluorescent effect during measurement.
When the LEDs go dim, the battery indicator will be red in colour, indicating that the
battery needs to be charged, using the charger supplied, type 2116 manufactured by
Mascot AS in Norway.

14. Battery Pack

The Perkins Mk3 Tonometer is powered by a 3.6V Ni MH chargeable battery pack that will last
for approx. 25 hours. The battery indicator LED (Fig 2, 11) indicates:
green
orange
red
Warning
The battery pack requires no maintenance and should give substantial use
before replacement is required. The replacement of the battery pack should only be
carried out by the manufacturer. The battery pack should only be recharged using the
charger supplied with the unit.
Fully charged
Several hours of use left, approx.
Battery needs to be charged
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