Prostat Corporation
Compare Prostat Resistance Meters
See which Prostat resistance meter works for you.
 
PRS-801B
PRS-801B Resistance System
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PRS-812B
PRS-812B Resistance Meter
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PAS-835B
PAS-853B Wide Range Ohmmeter
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Resistance Range
0.01 Ω to 2.00 x 1014  Ω
0.10 Ω to 1.00 x 1012  Ω
0.01 Ω to 9.99 x 1012  Ω
Range Accuracy of ±2%
1.00E2 to 9.99E+10 Ω
1.00E2 to 9.99E+10 Ω
2.00E0 to 9.99E+9 Ω
Digits
6 digits
6 digits
6 digits
Test Voltage
<10, 10 and 100 Volts
<10, 10 and 100 Volts
<10, 10 and 100 Volts
Measurement Modes
Auto, Manual, Auto-Manual, Continuous
Auto, Manual, Auto-Manual
Auto, Continuous
Battery Power
Li-Ion battery pack
Li-Ion battery pack
1 each 9 volt alkaline battery
Battery Life
480 hours typical. Approximately 8,000 measurements.
480 hours typical. Approximately 8,000 measurements.
>50 hours typical
Battery Status Indicator
Checkmark
Checkmark
---
Rechargeable Battery
Checkmark
Checkmark
---
Measurement Hold
Until Manual Reset
Until Manual Reset
Resets after 10 seconds
Memory Capacity
999
120
0
Data Download
Checkmark
---
---
Download Method
USB 2.0
---
---
Operating Relative Humidity
0% – 85%, non-condensing
0% – 85%, non-condensing
10% – 60%, non-condensing
Weight
510 g (1.12 lb)
500 g (1.10 lb)
375 g (0.83 lb)
Warranty
2 years1
2 years1
1 year
Where to Buy
Where to Buy
Where to Buy
1 Warranty on the battery pack limited to a defective battery pack and excludes normal end of life of the battery.
Overall Resistance Range
PRS-801B
PRS-801B

Where to Buy
0.01 Ω to 2.00 x 1014 Ω


PRS-812B
PRS-812B

Where to Buy
0.10 Ω to 1.00 x 1012 Ω


PAS-853B
PAS-853B

Where to Buy
0.01 Ω to 9.99 x 1012 Ω

Resistance Range
PRS-801B
0.01 Ω to 2.00 x 1014 Ω
PRS-812B
0.10 Ω to 1.00 x 1012 Ω
PAS-853B
0.01 Ω to 9.99 x 1012 Ω

Range of Accuracy of ±2%
PRS-801B
1.01E0 to 9.99E+10 Ω
PRS-812B
1.01E0 to 9.99E+10 Ω
PAS-853B
2.00E0 to 9.99E+9 Ω

Digits
PRS-801B
6 digits
PRS-812B
6 digits
PAS-853B
6 digits

Test Voltage
PRS-801B
<10, 10 and 100 Volts
PRS-812B
<10, 10 and 100 Volts
PAS-853B
<10, 10 and 100 Volts

Measurement Modes
PRS-801B
Auto, Manual, Auto-Manual, Continuous
PRS-812B
Auto, Manual, Auto-Manual
PAS-853B
Auto, Continuous

Battery Power
PRS-801B
Li-Ion battery pack
PRS-812B
Li-Ion battery pack
PAS-853B
1 each 9 volt alkaline battery

Battery Life
PRS-801B
480 hours typical. Approximately 8,000 measurements.
PRS-812B
480 hours typical. Approximately 8,000 measurements.
PAS-853B
>50 hours typical

Battery Status Indicator
PRS-801B
Checkmark
PRS-812B
Checkmark
PAS-853B
---

Rechargeable Battery
PRS-801B
Checkmark
PRS-812B
Checkmark
PAS-853B
---

Measurement Hold
PRS-801B
Until Manual Reset
PRS-812B
Until Manual Reset
PAS-853B
Resets after 10 seconds

Memory Capacity
PRS-801B
999
PRS-812B
120
PAS-853B
0

Data Download
PRS-801B
Checkmark
PRS-812B
---
PAS-853B
---

Download Method
PRS-801B
USB 2.0
PRS-812B
---
PAS-853B
---

Operating Relative Humidity
PRS-801B
0% – 85%, non-condensing
PRS-812B
0% – 85%, non-condensing
PAS-853B
10% – 60%, non-condensing

Weight
PRS-801B
510 g (1.12 lb)
PRS-812B
500 g (1.10 lb)
PAS-853B
375 g (0.83 lb)

Warranty
PRS-801B
2 years1
PRS-812B
2 years1
PAS-853B
1 year

1 Warranty on the battery pack limited to a defective battery pack and excludes normal end of life of the battery.