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The Agilent 41420A High Power Source/Monitor Unit occupies two slots in the 4142B mainframe. It sources voltage and monitors current, or sources current and monitors voltage. Separate FORCE and SENSE terminals enable Kelvin connections (remote sensing). Specifications.
Voltage Output/Measurement Range, Resolution and Accuracy. Range, Set resolution, Measure resolution, Accuracy, Maximum Current. ±2 V, 100 μV, 40 μV, ±(0.05% + 1 mV), ±1A. ±20 V, 1 mV, 400 μV, ±(0.05% + 10 mV), ±1A (V =< 14V)/ ±0.7A (V > 14V). ±40 V, 2 mV, 800 μV, ±(0.05% + 20 mV), ±350 mA. ±100 V, 5 mV, 2 mV, ±(0.05% + 50 mV), ±125 mA. ±200 V, 10 mV, 4 mV, ±(0.05% + 100 mV), ±50 mA.
Current Output/Measurement Range, Resolution and Accuracy. Range, Set resolution, Measure resolution, Accuracy, Maximum Voltage. ±1 nA, 50 fA, 20 fA, ±(1% + 6 pA + 20 fA x Vout), ±200V. ±10 nA, 500 fA, 200 fA, ±(1% + 15 pA + 200 fA x Vout), ±200V. ±100 nA, 5 pA, 2 pA, ±(0.5% + 100 pA + 2 pA x Vout), ±200V. ±1 μA, 50 pA, 20 pA, ±(0.5% + 1 nA + 20 pA x Vout), ±200V. ±10 μA, 500 pA, 200 pA, ±(0.2% + 10 nA + 200 pA x Vout), ±200V. ±100 μA, 5 nA, 2 nA, ±(0.2% + 100 nA + 2 nA x Vout), ±200V. ±1 mA, 50 nA, 20 nA, ±(0.2% + 1 μA + 20 nA x Vout), ±200V. ±10 mA, 500 nA, 200 nA, ±(0.2% + 10 μA + 200 nA x Vout), ±200V. ±100 mA, 5 μA, 2 μA, ±(0.2% + 100 μA + 2 μA x Vout), ±200V(A =< 50 mA)/ ±100V(A > 50 mA). ±1 A, 50 μA, 20 μA, ±(0.5% + 1 mA + 20 μA x Vout), ±200V(A =< 50 mA).
Current Over-range. 1 nA-100mA range: 15% of range. 1A range: 0%.
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