31
Rev. C / January 2012
PRS-812 Resistance Meter
You may return the instrument to normal operaons from the
mode at any me by pressing .
b. 2nd Press : LCD Displays and the lowest recorded resistance value
saved in the Memory Register
c. 3rd Press : Displays and the highest recorded resistance value saved
in the Memory Register
When displayed, (Over Level) indicates a measurement greater than (>)
2.0x10
14
ohms, beyond the measurement capability of the PRS-812
d. 4th Press : Displays and the average of all recorded resistance values
saved in the Memory Register
(Over Level) measurements greater than (>) 2.0x10
14
ohms are not included
in displayed average (AVG) calculaon. is the calculated average of all resis-
tance values less than (<) 2.0x10
14
ohms, rounded to the rst decimal point.
e. 5th Press : Returns PRS-812 System to normal operaons
If is not pressed, a h me OOPS will be displayed in the LCD when
is next pressed. To Clear OOPS, press . The instrument will return to
normal operaons.
A. Calibraon & Repair
1. Instrument Calibraon should be performed annually
2. Only Prostat Corporaon or their authorized instrument laboratory should perform PRS-812
calibraon or repair.
3. Before shipping your instrument to Prostat Corporaon for service, contact Prostat calibraon
& customer service for a Return Material Authorizaon (RMA) tracking number by the follow-
ing means: See WARRANTY INFORMATION, below, for further instrucons.
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