6241A/6242 DC Voltage Current Source/Monitor Operation Manual
9.1.1 6241A Source and Measurement
9-3
Range
Overall accuracy 1-day stability Temperature coefficient
± (% of setting + A +A × Vo/1 V)
± (ppm of setting + A +
A × Vo/1 V)/°C
Current-source 30 μA 0.03 + 10 nA + 300 pA 0.01 + 5 nA + 100 pA 20 + 1 nA + 10 pA
300 μA 0.03 + 80 nA + 3 nA 0.01 + 40 nA + 1 nA 20 + 10 nA + 100 pA
3 mA 0.03 + 800 nA + 30 nA 0.01 + 400 nA + 10 nA 20 + 100 nA + 1 nA
30 mA 0.03 + 8 μA + 300 nA 0.01 + 4 μA + 100 nA 20 + 1 μA + 10 nA
300 mA 0.045 + 80 μA + 3 μA0.01 + 40 μA + 1 μA 20 + 10 μA + 100 nA
500 mA 0.05 +160 μA + 6 μA0.02 + 80 μA + 1 μA 20 + 12 μA + 200 nA
Current-limiter 30 μA 0.045 + 35 nA + 300 pA 0.01 + 10 nA + 100 pA 20 + 8 nA + 10 pA
300 μA 0.045 + 350 nA + 3 nA 0.01 + 100 nA + 1 nA 20 + 20 nA + 100 pA
3 mA 0.045 + 3.5 μA + 30 nA 0.01 + 1 μA + 10 nA 20 + 200 nA + 1 nA
30 mA 0.045 + 35 μA + 300 nA 0.01 + 10 μA + 100 nA 20 + 2 μA + 10 nA
300 mA 0.055 + 350 μA + 3 μA 0.01 + 100 μA + 1 μA 20 + 20 μA + 100 nA
500 mA 0.055 + 500 μA + 6 μA 0.02 + 100 μA + 1 μA 40 + 20 μA + 200 nA
Vo : Compliance-voltage (-32 V to +32 V)
Range
Overall accuracy 1-day stability Temperature coefficient
± (% of reading + V)
± (ppm of reading + V)/
°C
Voltage-
measurement
300 mV 0.02 + 75 μV 0.008 + 50 μV 15 + 15
μV
3 V 0.02 + 120 μV 0.008 + 60 μV 15 + 15 μV
30 V 0.02 + 1.2 mV
*2
0.008 + 400 μV 15 + 150 μV
(Auto zero ON, Integration time: 1 PLC to 200 ms)
*2: 30 V range adds 200 μV per the remote sense voltage 0.1 V
Range
Overall accuracy 1-day stability Temperature coefficient
± (% of reading + A +A × Vo/1 V)
± (ppm of reading + A +
A × Vo/1 V)/°C
Current-
measurement
30 μA 0.03 + 8 nA + 300 pA 0.01 + 4 nA + 100 pA 20 + 1 nA + 10 pA
300 μA 0.03 + 70 nA + 3 nA 0.01 + 35 nA + 1 nA 20 + 7 nA + 100 pA
3 mA 0.03 + 700 nA + 30 nA 0.01 + 350 nA + 10 nA 20 + 70 nA + 1 nA
30 mA 0.03 + 7 μA + 300 nA
0.01 + 3.5
μ
A + 100 nA
20 + 700 nA + 10 nA
300 mA 0.045 + 70 μA + 3 μA 0.01 + 35 μA + 1 μA 20 + 7 μA + 100 nA
500 mA 0.05 + 120 μA + 6 μA 0.02 + 60 μA + 1 μA 35 + 10 μA + 200 nA
(Auto zero ON, Integration time: 1 PLC to 200 ms)