Four-Point Probe System

Order Code: 22235472.1

Category: General Lab Equipment II

Voltage range +100 µV to +10 V Current range +1 µA to £200 mA Sheet resistance range 100 m/ to 10 MQ/- (ohms per square) Sheet Resistance Accuracy* Prec...



SPECIFICATION

Voltage range +100 µV to +10 V
Current range +1 µA to £200 mA
Sheet resistance range 100 m/ to 10 MQ/- (ohms per square)
Sheet Resistance Accuracy* Precision** Measured at Range
100 m0/= 18% ±3% 200 mA
10/= 12% ±0.5% 200 mA
100/= ±1% ±0.5% 200 MA
1000/= ±1% ±0.05% 20 MA
1 ΚΩ/Ε ±1% 10.03% 20 mA
10 ΚΩ/Ε ±1% +0.02% 2000 ΜΑ
100 ΚΩ/Ε 12% +0.05% 200 ΜΑ
1 MQ/= ±8% +0.5% 20 ΜΑ
10 MQ/- +30% ±5% 20 μ?
  • Accuracy is the maximum deviation from the true value.
  • Precision is the maximum deviation between identical measurements (useful for comparative measurements).

Physical Device Specifications

Probe Spacing 1.27 mm
Rectangular Sample Size Range Long Edge Minimum: 5 mm Short Edge Maximum: 60 mm
Circular Sample Size Range (Diameter) 5 mm to 76.2 mm
Maximum Sample Thickness 10 mm
Overall Dimensions Width: 145 mm Height 150 mm Depth: 240 mm

 

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