
Operating Instructions
Microhmmeter Type DO5000
5
1.5 Specification
1.5.1 Measurement Accuracy
5000/5001
5002
The accuracy is quoted at full rated current with auto average current mode and the display
count is 30,000* plus sign and unit
The 200mΩ range has a scale length of 20,000
1.5.2 Programmable current
The measurement current is adjustable on each resistance range as follows:
The accuracy of current is typically ±0.25%
1.5.3 Accuracy against current level
Range Max. Current Resolution Accuracy at full rated
current
Temp. Coefficient/qC
30 k: 100PA 1:
±(0.03%Rdg+0.02%FS) 10ppm Rdg + 6ppm FS
3 k:
1mA
100m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
300:
10mA
10m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
30:
100mA
1m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
3:
1A
100P:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
200m:
10A
10P:
±(0.03%Rdg+0.01%FS) 20ppm Rdg + 6ppm FS
30m:
10A
1P:
±(0.03%Rdg+0.01%FS) 30ppm Rdg + 6ppm FS
3m:
10A
100n:
±(0.03%Rdg+0.02%FS) 30ppm Rdg + 6ppm FS
Range Max. Current Resolution Accuracy at full rated
current
Temp. Coefficient/qC
30 k: 100PA 1:
±(0.03%Rdg+0.02%FS) 10ppm Rdg + 6ppm FS
3 k:
1mA
100m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
300:
10mA
10m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
30:
100mA
1m:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
3:
100mA
100P:
±(0.03%Rdg+0.01%FS) 10ppm Rdg + 6ppm FS
200m:
100mA
10P:
±(0.03%Rdg+0.01%FS) 20ppm Rdg + 6ppm FS
Range Max Current Min Current Steps
30 k: 100PA 10PA 1PA
3 k:
1mA
100PA 10PA
300:
10mA 1mA
100PA
30:
100mA 10mA 1mA
3:
1A 100mA 10mA
200m:
10A 1A 100mA
30m:
10A 1A 100mA
3m:
10A 1A 100mA
Range 100% Current 50% Current 10% Current
30 k:
±(0.03%Rdg+0.02%FS) ±(0.04%Rdg+0.02%FS) ±(0.06%Rdg+0.02%FS)
3 k:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.05%Rdg+0.01%FS)
300:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.05%Rdg+0.01%FS)
30:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.05%Rdg+0.01%FS)
3:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.06%Rdg+0.01%FS)
300m:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.06%Rdg+0.01%FS)
30m:
±(0.03%Rdg+0.01%FS) ±(0.04%Rdg+0.01%FS) ±(0.06%Rdg+0.01%FS)
3m:
±(0.03%Rdg+0.02%FS) ±(0.04%Rdg+0.02%FS) ±(0.06%Rdg+0.02%FS)
200m:
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