6243/44 DC Voltage Current Source/Monitor Operation Manual
9.2.2 Voltage/Current Measurement
9-18
1-day stability: When the AC power and load are constant:
The following errors are added to the accuracy and 1-day stability when the integration time is 10 ms
to 500 s.
Temperature coefficients: At 0 to 50C
Voltage measurement Range Overall accuracy (% of reading + V)
320 mV
3.2 V
20 V
0.008 + 100 V
0.008 + 100 V
0.008 + 500 V
Current measurement Range Overall accuracy (% of reading + A + A Vo / 1 V )
320 A
3.2 mA
32 mA
320 mA
3.2 A
10 A
0.015 + 40 nA + 2 nA
0.01 + 400 nA + 20 nA
0.01 + 4 A + 200 nA
0.015 + 40 A + 2 A
0.03 + 400 A + 20 A
0.08 + 4 mA + 200 A
Vo: Compliance voltage (0 V to 20 V) (Auto Zero ON, integration time 1 to 100 PLC)
Range
Integration time (Unit: digits)
10 ms 1 ms 500 s
Voltage measurement 320 mV 30 50 60
3.2 V to 20 V 6 12 15
Current measurement 320 A 152530
3.2 mA to 10 A 10 15 20
Voltage measurement Range Temperature coefficient (ppm of reading + V)/C
320 mV
3.2 V
20 V
15 + 20 V
15 + 20 V
15 + 50 V
Current measurement Range Temperature coefficient (ppm of reading + A + A Vo / 1 V ) / C
320 A
3.2 mA
32 mA
320 mA
3.2 A
10 A
25 + 8 nA + 100 pA
20 + 80 nA + 1 nA
20 + 800 nA + 10 nA
20 + 8 A + 100 nA
20 + 80 A + 1 A
60 + 800
A + 10 A
V
o: Compliance voltage (0 V to 20 V) (Auto Zero ON, integration time 1 to 100 PLC)