Rtd ranges & accuracies – Practical Instrument Electronics 820-ELITE User Manual

Page 42

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Page 40

RTD Ranges & Accuracies

RTD Accuracy Based on ±(0.03% of Reading in Ohms + 0.075 Ohms)

RTD

Type

Degrees C

Range

°C

Degrees F

Range

°F

Pt 100 Ohm

DIN/IEC/JIS 1989

1.3850 (ITS-90)

-200.0 to 0.0

0.0 to 340.0

340.0 to 640.0
640.0 to 850.0

±0.2°
±0.3°
±0.4°
±0.5°

-328.0 to 32.0

248.0 to 644.0

644.0 to 1184.0

1184.0 to 1562.0

±0.4°
±0.6°
±0.8°
±1.0°

Pt 100 Ohm

(Burns)

1.3902

-200.0 to 10.0

10.0 to 350.0

350.0 to 650.0
650.0 to 850.0

±0.2°
±0.3°
±0.4°
±0.5°

-328.0 to 50.0

50.0 to 662.0

662.0 to 1202.0

1202.0 to 1562.0

±0.4°
±0.6°
±0.8°
±0.9°

Pt 100 Ohm

(Old JIS 1981)

1.3916

-200.0 to 20.0

20.0 to 360.0

360.0 to 650.0
650.0 to 850.0

±0.2°
±0.3°
±0.4°
±0.5°

-328.0 to 68.0

68.0 to 680.0

680.0 to 1202.0

1202.0 to 1562.0

±0.4°
±0.6°
±0.8°
±0.9°

Pt 100 Ohm

(US Lab)

1.3926

-200.0 to 20.0

20.0 to 360.0

360.0 to 660.0
660.0 to 850.0

±0.2°
±0.3°
±0.4°
±0.5°

-328.0 to 68.0

68.0 to 680.0

680.0 to 1220.0

1220.0 to 1562.0

±0.4°
±0.6°
±0.8°
±0.9°

Pt 1000 Ohm

DIN/IEC/JIS 1989

1.3850

-200.0 to 0.0

0.0 to 340.0

340.0 to 640.0
640.0 to 850.0

±0.2°
±0.3°
±0.4°
±0.5°

-328.0 to 32.0

248.0 to 644.0

644.0 to 1184.0

1184.0 to 1562.0

±0.4°
±0.6°
±0.8°
±1.0°

Copper 10 Ohm

1.4274 (Minco)

-200.0 to 260.0 ±2.0° -328.0 to 500.0

±3.6°

Copper 50

1.4280

-50.0 to 150.0

±0.4°

-58.0 to 302.0

±0.8°

Ni 120 Ohm

1.6720 (Pure)

-80.0 to 260.0

±0.1°

-112.0 to 500.0

±0.3°

Ni 110 Ohm

Bristol 7 NA 1.5801

-100.0 to 260.0 ±0.2° -148.0 to 500.0

±0.4°

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