7
Chapter 2 Specifications and Features
Technical description of test performance data
One year calibration cycle
Operating environment temperature: 18 °C ~ 28 °C
Calibration environment temperature T
CAL
=23°C
Calibrated after warming up for 60 minutes
Accuracy data specification:
± (% of r % of full range)
[1]
Operating humidity environment: at 0 °C ~ 18 °C, ≤80%RH (when the resistance range is ≥10M, ≤70% RH),
at 28°C~40°C, ≤70%RH
2.1 Specifications
All values given as
± (% of r % of full range)
[1]
DC voltage specification
Range
Resolution
[4]
24 hours
[3]
T
CAL
± 1°C
90 days
T
CAL
± 5°C
1 year
T
CAL
± 5°C
Temperature
coefficient/°C
[2]
100.0000mV
[5]
0.1uV
0.0030+ 0.0030
0.0040 + 0.0035
0.0050 + 0.0035
0.0005 + 0.0005
1.000000V
1uV
0.0020+ 0.0006
0.0030 + 0.0007
0.0040 + 0.0007
0.0005 + 0.0001
10.00000V
10uV
0.0015+ 0.0004
0.0020 + 0.0005
0.0035 + 0.0005
0.0005 + 0.0001
100.0000V
100uV
0.0020+ 0.0006
0.0035 + 0.0006
0.0045 + 0.0006
0.0005 + 0.0001
1000.000V
[6]
1mV
0.0020+ 0.0006
0.0035 + 0.0010
0.0045 + 0.0010
0.0005 + 0.0001
DC current specification
Range
Internal
resistance
voltage drop
Minimum
resolution
24 hours
T
CAL
± 1°C
90 days
T
CAL
± 5°C
1 year
T
CAL
± 5°C
Temperature
coefficient/°C
[2]
100uA
<0.011V
0.1nA
0.010 + 0.020
0.040 + 0.025
0.050 + 0.025
0.0020+ 0.0030
1mA
<0.011V
1nA
0.010 + 0.006
0.030 + 0.006
0.050 + 0.006
0.0020+ 0.0005
10mA
< 0.05 V
10nA
0.010 + 0.020
0.030 + 0.020
0.050 + 0.020
0.0020+ 0.0020
100mA < 0.5 V
100nA
0.010 + 0.004
0.030 + 0.005
0.050 + 0.005
0.0020+ 0.0005
1A
< 0.7 V
1uA
0.050 + 0.006
0.080 + 0.010
0.100 + 0.010
0.0050+ 0.0010
3A
< 2.0 V
1uA
0.180 + 0.020
0.200 + 0.020
0.200 + 0.020
0.0050+ 0.0020
10A
< 0.5 V
10uA
0.050 + 0.010
0.120 + 0.010
0.120 + 0.010
0.0050+ 0.0010
