PIE 525 Plus, Operating Instructions Manual, Page: 49 / 52

Page 47
RTD Ranges & Accuracies
Table based on 3 & 4 Wire RTD (ITS-90) Accuracy*:
≤ ± (0.015 % of R0.05 Ohms)
RTD
Type
Degrees C
Range °C
Degrees F
Range
°F
Pt 100
Ohm
(Burns)
a =1.3902
-200.00 to -100.00
-100.00 to 370.00
370.00 to 648.90
±0.14°
±0.24°
±0.31° -328.00 to -148.00
-148.00 to 698.00
698.00 to 1200.00
±0.26°
±0.44°
±0.56°
Pt 100
Ohm
(Old JIS
1981)
a =1.3916
-200.00 to -140.00
-140.00 to 130.00
130.00 to 370.00
370.00 to 648.90
±0.13°
±0.19°
±0.24°
±0.31° -328.00 to -220.00
-220.00 to 266.00
266.00 to 698.00
698.00 to 1200.00
±0.24°
±0.34°
±0.44°
±0.56°
Pt 100
Ohm
(US Lab)
a =1.3926
-200.00 to -140.00
-140.00 to 130.00
130.00 to 380.00
380.00 to 610.00
610.00 to 850.00
±0.13°
±0.19°
±0.24°
±0.30°
±0.37° -328.00 to -220.00
-220.00 to 266.00
266.00 to 716.00
716.00 to 1130.00
1130.00 to 1562.00
±0.24°
±0.34°
±0.44°
±0.54°
±0.66°
Copper 10
Ohm
(Minco)
a =1.4274
-200.00 to -150.00
-150.00 to 90.00
90.00 to 260.00
±1.24°
±1.34°
±1.36° -328.00 to -238.00
-238.00 to 194.00
194.00 to 500.00
±2.24°
±2.42°
±2.44°
Copper 50
Ohm
a
=1.4280
-50.00 to 150.00 ±0.29° -58.00 to 302.00 ±0.52°
Ni 120
Ohm (Pure)
a =1.6720
-80.00 to 260.00 ±0.10° -112.00 to 500.00 ±0.17°
*Read based on 1.0 mA of
fixed excitation current
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