71
Specifications and Calibration
Table 12-1 DC voltage specifications
Range NO.
Range(f.s.)
MAX Resolution
Measurement Range
Measurement
Accuracy
0
10 mV
500 nV
-10 mV ~ 10 mV
±10 μV
20 mV
1 μV
-20 mV ~ 20 mV
1
100 mV
5 μV
-100 mV ~ 100 mV
±100 μV
200 mV
10 μV
-200 mV ~ 200 mV
2
1 V
50 μV
-1 V ~ 1 V
±1 mV
2 v
100 μV
-2 v ~ 2 V
3
10 V
500 μV
-10 V ~ 10 V
±10 mV
20 V
1 mV
-20 V ~ 20 V
4
100 V
5 mV
-100 V ~ 100 V
±100 mV
12.2.2
DC Resistance
4-wire connecting method is used for DC resistance measurement
：
Figure 12-2 Connection of resistance
Table 12-2 DC resistance specifications
Range NO.
Range(f.s.)
MAX Resolution
Measurement Range
Measurement
Accuracy
0
10 Ω
0.5 mΩ
0 ~ 10 Ω
±10 mΩ
20 Ω
1 mΩ
0 ~ 20 Ω
1
100 Ω
5 mΩ
0 ~ 100 Ω
±100 mΩ
200 Ω
10 mΩ
-200 mV ~ 200 mV
12.3
Temperature
12.3.1
Thermocouple
Figure 12-3 Connection of thermocouple
The following accuracy excludes accuracy for cold junction compensation, the accuracy for actual
demand additional cold junction temperature sensor is ±0.5
°C
。
Open circuit checking function will affect accuracy rating a little, please turn off this function before
calibration.
