Page 10
RTD
Type
Alpha
Degrees C
Range
Accuracy
°C
Degrees F
Range
Accuracy
°F
Pt 100 Ohm (DIN/IEC/JIS 1989)
Based on ITS-90
1.3850
(0.00385)
-200.0 to 160.0
1600 to 450.0
450.0 to 710.0
710.0 to 850.0
±0.2°
±0.3°
±0.4°
±0.5°
-328.0 to 320.0
320.0 to 842.0
842.0 to 1310.0
1310.0 to 1562.0
±0.4°
±0.6°
±0.8°
±0.9°
Pt 100 Ohm (Burns)
1.3902
(0.003902)
-195.6 to 170.0
170.0 to 460.0
460.0 to 648.9
±0.2°
±0.3°
±0.4°
-320.1 to 338.0
338.0 to 860.0
860.0 to 1200.0
±0.4°
±0.6°
±0.8°
Pt 100 Ohm (Old JIS 1981)
1.3916
(0.003916)
-200.0 to 170.0
170.0 to 460.0
460.0 to 648.9
±0.2°
±0.3°
±0.4°
-328.0 to 338.0
338.0 to 860.0
860.0 to 1200.0
±0.4°
±0.6°
±0.8°
Pt 100 Ohm (US Lab)
1.3926
(0.003926)
-200.0 to 170.0
170.0 to 460.0
460.0 to 720.0
720.0 to 850.0
±0.2°
±0.3°
±0.4°
±0.5°
-328.0 to 338.0
338.0 to 860.0
866.0 to 1328.0
1328.0 to 1562.0
±0.4°
±0.6°
±0.8°
±0.9°
Pt 1000 Ohm (DIN/IEC/JIS 1989)
1.3850
(0.00385)
-200.0 to 230.0
230.0 to 550.0
550.0 to 830.0
830.0 to 850.0
±0.1°
±0.2°
±0.3°
±0.4°
-328.0 to 446.0
446.0 to 1022.0
1022.0 to 1526.0
1526.0 to 1562.0
±0.3°
±0.4°
±0.6°
±0.6°
Pt 1000 Ohm Hy-Cal HVAC
1.3750
(0.00375)
-200.0 to 200.0
200.0 to 274.0
±0.3°
±0.4°
-328.0 to 392.0
392.0 to 525.0
±0.6°
±0.7°
Copper 10 Ohm (Minco)
1.4274
(0.004274)
-200.0 to -160.0
-160.0 to -30.0
-30.0 to 260.0
±1.2°
±1.3°
±1.4°
-328.0 to -256.0
-256.0 to -22.0
-22.0 to 500.0
±2.2°
±2.4°
±2.5°
Copper 50 Ohm
1.4280
(0.00428)
-50.0 to 150.0
±0.3°
-58.0 to 302.0
±0.6°
Ni 120 Ohm (Pure)
1.6720
(0.00672)
-80.0 to 260.0
±0.1°
-112.0 to 500.0
±0.2°
Ranges & Accuracies
Table based on 3 & 4 Wire RTD (ITS-90) Accuracy*:
≤ ± (0.0
2
5 % of R0.05 Ohms)
*Read based on 1.0 mA of fixed excitation current
