Additel 221A Multifunction Temperature Calibrator User Manual User Manual
Page 23
________________________________________________________________________________________________________________
16
Simulating RTD Source and using RTD to Measure Temperature Accuracy. (Working temperature: 20
℃±5℃)
Table5‐4
RTD Measurement and Source accuracy
Measure and
Simulate
Standard
Temperature Range (℃)
Accuracy (℃)
Measure
2W、3W
Measure
4W
Source
Pt10(385)
IEC 751
‐200 to 850
‐200 to 200
0.65
0.60
0.65
200 to 600
0.82
0.72
0.82
600 to 850
0.96
0.82
0.96
PT100(385)
IEC 751
‐200 to 850
‐200 to 200
0.15
0.1
0.15
200 to 600
0.26
0.16
0.26
600 to 850
0.34
0.20
0.34
Pt100(3916)
IEC 751
‐200 to 850
‐200 to 200
0.15
0.1
0.15
200 to 600
0.26
0.16
0.26
600 to 850
0.33
0.20
0.33
Pt200(385)
IEC 751
‐200 to 850
‐200 to 200
0.37
0.32
0.69
200 to 600
0.51
0.41
0.92
600 to 850
0.61
0.48
1.08