9
Rev. C / January 2012
PRS-812 Resistance Meter
without Prostat’s authorizaon and expert supervision. The instrument contains exceponally
clean circuits that are aligned and adjusted in a precise manner for opmal operaon and ac-
curate performance. Unauthorized opening of the PRS-812 housing will void the instrument’s
warranty.
Unauthorized opening of the PRS-801 case or dismantling in any manner
WILL VOID THE INSTRUMENT’S WARRANTY.
4. Read this manual in its enrety before installing baeries or using the PRS-812.
5. Do not drop or cause unnecessary mechanical shock to your PRS-812 instrument.
6. Store the instrument in a clean, dry environment. Do not expose the instrument to wet, ex-
tremely hot or cold condions.
7. If the unit is stored in a cold environment, allow it to stabilize at room temperature before
powering up the unit. This will prevent damage due to condensaon that may accumulate on
the instrument’s circuit boards.
Before operang the PRS-812 instrument become familiar with each control and display funcon. A
thorough understanding of the instrument’s operaon will make its use a pleasant experience, en-
hance measurement accuracy, avoid mistakes and prolong the life of the instrument.
Toggles Through Six Operaon Modes
(1) AUTO: (AUTOMATIC) displays data in exponenal format 1.0EXX
AUTO in exponenal format, e.g., 1.3E05, is the Default start up
mode when the instrument is turned ON.
(2) AUTO: (AUTOMATIC) displays data in Ω, KΩ, MΩ, GΩ and TΩ. The instru
ment controls resistance ranges, test voltage and electricaon periods in
AUTOMATIC mode.