Documenting Process Calibrator
Specifications
105
DC Current Measurement
Range Resolution
Models 741B and 743B
% of Reading +% of Full Scale
1 Year 2 Year
30 mA 1 µA 0.01% + 0.015% 0.02% + 0.015%
110 mA 10 µA 0.01% + 0.015% 0.02% + 0.015%
Temperature Coefficient: (0.001% of rdg. + 0.002% f.s.)/°C in the ranges -10 to 18°C and 28 to 50°C
Common Mode Error: 0.01% f.s./(Common Mode Volt)
Maximum Input Voltage: 30V dc
Resistance Measurement
Range Resolution
Models 741B and 743B
% of Reading + ohms
1 Year 2 Year
11Ω 0.001Ω 0.05% + 0.05 0.075% + 0.05
110Ω 0.01Ω 0.05% + 0.05 0.075% + 0.05
1.1 kΩ 0.1Ω 0.05% + 0.5 0.075% + 0.5
11 kΩ 1Ω 0.1% + 10 0.1% + 10
Temperature Coefficient: (0.01% f.s. + 2 mΩ) /°C in the ranges -10 to 18°C and 28 to 50°C
Common Mode Error: 0.005% f.s/(Common Mode Volt)
Maximum Input Voltage: 30V dc
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