GS Instruments Protek 7830, User Manual

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5

DC Power
The operating personnel must use the DC adaptor included in the package. Other
unauthorized adaptors could result in damage to this instrument and it is out of warranty. The
DC connector tip must attach with (+) polar grounding.
The operating personnel must use grounded power to operate this instrume
nt

Safekeeping Place
Do not attempt to operate this instrument for long durations and avoid restoring this instrument
in the following conditions.
＊
Avoid direct sun lights
＊
Keep away heating systems
＊ Avoid high temperature (Ex. Inside of the car during the summer time)
＊
Keep away from liquids
＊
Avoid high moisture and/or poor ventilation
＊ Keep away from dust and/or smoke
＊
Avoid extremely low temperature

Battery
Protek 7830 Ni-MH battery is rechargeable. Battery is recharged based on the battery
temperature. Charging is controlled from the power of the battery cell and the temperature of
the battery. The Ni-MH Rechargeable battery is going to increase temperature slowly until the
temperature is extremely higher. Battery charging is finished automatically by checking the
degree of the temperature (dT/dt). For battery protection, when the power of Battery cell is
increased, comparing regular temperature and/or exterior temperature degree of when the
temperature increases over 50 degrees, battery charging will be finished automatically.