Documenting Process Calibrator
Specifications
109
Resistance Sourcing
Range Resolution
Models 741B and 743B
% of Output + ohms
1 Year 2 Year
11.000Ω 1 mΩ 0.01% + 0.02 0.02% + 0.02
110.00Ω 10 mΩ 0.01% + 0.04 0.02% + 0.04
1.1000 kΩ 100 mΩ 0.02% + 0. 5 0.03% + 0.5
11.000 kΩ 1Ω 0.03% + 5 0.04% + 5
Temperature Coefficient: (0.01% of f.s.)/°C in the ranges -10 to 18°C and 28 to 50°C
Maximum and Minimum Current through Source Resistance:
11Ω Range: 3 mA dc max, 0.1 mA dc min
110Ω Range: 3 mA dc max, 0.1 mA dc min
1.1 kΩ Range: 3 mA dc max, 0.01 mA dc min
11 kΩ Range: 1 mA dc max, 0.01 mA dc min
Common Mode Error: 0.008% f.s/(Common Mode Volt)
Maximum Input Voltage: 30V dc