Prostat PRS-812 - General Specifications

34
Rev. C / January 2012
PRS-812 Resistance Meter

Range: Resistance from <0.1 (1.0E-1) Ohms to 200 Tera ohms (1.0E+12 ohms).
Maximum resistance indicaon: 200 Tera ohms (2.0E+14 ohms)
Test Voltages:  <0.01 to 10 volts Variable 1.0E-1 to 1.0E+4 Ohms
Constant Voltage 10 volts ± <0.2 volts 1.0E+4 to 1.0E+6 Ohms
At 10 & 100 Volts 100 volts ± <2.0 volts 1.0E+6 to 2.0E+14 Ohms
 <0.01 to 10 volts Variable 1.0E-1 to 1.0E+4 Ohms
10 volts ± <0.2 volts 1.0E+3 to 1.0E+9 Ohms
100 volts ± <2.0 volts 2.0E+5 to 2.0E+14 Ohms
Normal Overall: ± <5% at ambient condions (at 23°C and 30% Rh).
Accuracy: Approximate Range Tolerances:
1.0E-1 to 1.0E+1 ohms: ±5% Corrected for Test Lead Resistance
1.0E+1 to 1.0E+12 ohms: ±2.0% with 10-foot Test Leads
1.0E+12 to 2.0E+14 ohms: >±40%
Display: Mul-funcon 2-5/8” x 1-5/8” Liquid Crystal Display with 0.5” digit height. Displays 3-1/2
digits in Ohms, or 1.0EXX in exponenal format. Ohms Display indicators: Ω, KΩ, MΩ, GΩ
and TΩ. Includes 19-segment analog scale (1-10 with 0.5 indicaon) with x1, x10, & x100
mulpliers. Number of Data Points in Memory (0 – 80). Automac Electricaon Time (sec
onds), or Time required to Manually obtain steady state measurement. Displays data HOLD,
BATTERY status, MIN, MAX, AVG, REC and Test Voltage (<10, 10, or 100 V)
LED
Indicators: 14 Color LED’s from <10
3
to >10
14
ohms. Colors are (RED, GREEN, YELLOW/ORANGE, or
Blank/OFF).
Timer
Memory: Times measurements In Seconds up to 99 seconds (Displayed on LCD) Register stores up to
80 data points (MEM # Displayed aer RESET)
Response & Response from >0.1 to <1.0E06 Ohms: <2.0 seconds
Electricaon: Average Measurement Period from 0.1 ohms to 1.0E12 Ohms 2.5 Seconds. Calcu-
lated Electricaon Period per ANSI/ESD STM11.11, 7.5 second 0.1 ohms to 10E+12 Ohms.
Programmed Electricaon >1.0E+12 Ohms: 15.0+ seconds
Power: Two 9-VDC alkaline baeries. Nominal baery life 25 hours in  mode, approxi-
mately 40 hours in  mode.
Dimensions: 4.0” wide x 6.0” long x 2.0” deep.
Weight: 22 ounces, with baeries
Open Circuit
Current (I): <4mA @ 100 Volts
Usage: Designed for Intermient use. Not intended for connuous use or producon applicaons.