PIE 311Plus, Operating Instructions Manual, Page: 19 / 20

Page 19
Practical Instrument Electronics
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RTD Ranges & Accuracies
Table based on 3 & 4 Wire RTD Accuracy:
≤ ± (0.015 % of R0.05 Ohms)
[Read based on 1.0 mA of fixed excitation current]
RTD
Type
Alpha Degrees C
Range °C
Degrees F
Range
°F
Pt 100 Ohm
DIN/IEC/JIS 1989
ITS-90
1.3850
(0.00385)
-200.0 to -150.0
-150.0 to 360.0
360.0 to 740.0
740.0 to 850.0
±0.1°
±0.2°
±0.3°
±0.4°
-328.0 to -238.0
-238.0 to 660.0
660.0 to 1364.0
1364.0 to 1562.0
±0.2°
±0.4°
±0.6°
±0.7°
Pt 10 Ohm
DIN/IEC/JIS 1989
Based on
ITS-90
1.3850
(0.00385)
-200.0 to -120.0
-120.0 to 210.0
210.0 to 370.0
370.0 to 650.0
650.0 to 850.0
±1.2°
±1.4°
±1.5°
±1.7°
±1.9°
-328.0 to -184.0
-184.0 to 410.0
410.0 to 698.0
698.0 to 1202.0
1202.0 to 1562.0
±2.2°
±2.6°
±2.8°
±3.1°
±3.4°
Pt 50 Ohm
DIN/IEC/JIS 1989
ITS-90
1.3850
(0.00385)
-200.0 to 200.0
200.0 to 550.0
550.0 to 850.0
±0.3°
±0.4°
±0.5°
-328.0 to 392.0
392.0 to 1022.0
1022.0 to 1562.0
±0.6°
±0.8°
±1.0°
Pt 200 Ohm
DIN/IEC/JIS 1989
ITS-90
1.3850
(0.00385)
-200.0 to -120.0
-120.0 to 180.0
180.0 to 450.0
450.0 to 680.0
680.0 to 850.0
±0.1°
±0.1°
±0.2°
±0.2°
±0.3°
-328.0 to -184.0
-184.0 to 356.0
356.0 to 842.0
842.0 to 1256.0
1256.0 to 1562.0
±0.1°
±0.2°
±0.3°
±0.4°
±0.5°
Pt 500 Ohm
DIN/IEC/JIS 1989
ITS-90
1.3850
(0.00385)
-200.0 to -90.0
-120.0 to 180.0
180.0 to 450.0
450.0 to 680.0
680.0 to 850.0
±0.1°
±0.1°
±0.2°
±0.2°
±0.3°
-328.0 to -194.0
-184.0 to 356.0
356.0 to 842.0
842.0 to 1256.0
1256.0 to 1562.0
±0.1°
±0.2°
±0.3°
±0.4°
±0.5°
Pt 1000 Ohm
DIN/IEC/JIS 1989
ITS-90
1.3850
(0.00385)
-200.0 to 170.0
170.0 to 470.0
470.0 to 730.0
730.0 to 850.0
±0.1°
±0.1°
±0.2°
±0.2°
-328.0 to 338.0
338.0 to 878.0
878.0 to 1346.0
1346.0 to 1562.0
±0.1°
±0.2°
±0.3°
±0.4°
Pt 100 Ohm
(Burns)
1.3902
(0.003902)
-195.6 to -100.0
-100.0 to 370.0
370.0 to 648.9
±0.1°
±0.2°
±0.3°
-320.1 to -148.0
-148.0 to 698.0
698.0 to 1200.0
±0.3°
±0.4°
±0.6°
Pt 100 Ohm
(Old JIS
1981)
1.3916
(0.003916)
-200.0 to -140.0
-140.0 to 130.0
130.0 to 370.0
370.0 to 648.9
±0.1°
±0.2°
±0.2°
±0.3°
-328.0 to -220.0
-220.0 to 266.0
266.0 to 698.0
698.0 to 1200.0
±0.2°
±0.3°
±0.4°
±0.6°
Pt 100 Ohm
(US Lab)
1.3926
(0.003926)
-200.0 to -140.0
-140.0 to 130.0
130.0 to 380.0
380.0 to 610.0
610.0 to 850.0
±0.1°
±0.2°
±0.2°
±0.3°
±0.4°
-328.0 to -220.0
-220.0 to 266.0
266.0 to 716.0
716.0 to 1130.0
1130.0 to 1562.0
±0.2°
±0.3°
±0.4°
±0.5°
±0.7°
Copper 10
Ohm (Minco)
1.4274
(0.004274)
-200.0 to -150.0
-150.0 to 90.0
90.0 to 260.0
±1.2°
±1.3°
±1.4°
-328.0 to -238.0
-238.0 to 194.0
194.0 to 500.0
±2.2°
±2.4°
±2.4°
Copper 50
Ohm
1.4280
(0.00428)
-50.0 to 150.0 ±0.3° -58.0 to 302.0 ±0.5°
Ni 120 Ohm
(Pure)
1.6720
(0.00672)
-80.0 to 260.0 ±0.1° -112.0 to 500.0 ±0.2°