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NTC10k B3470 sensor characteristic

revision 91937


Description

A nominal static characteristic describes a sensor's temperature-dependent electrical value. For resistance sensors, it is resistance versus temperature; for thermocouples, thermoelectric EMF versus temperature.

These characteristics are used by the analog input module WB-MAI6 to calculate connected sensor temperatures.

Sensors

Resistance temperature detectors (RTDs):

  • Pt50 (α = 0.00385 °C⁻¹);
  • Pt100 (α = 0.00385 °C⁻¹);
  • Pt500 (α = 0.00385 °C⁻¹);
  • Pt1000 (α = 0.00385 °C⁻¹);
  • 50P (Russian platinum designation; α = 0.00391 °C⁻¹);
  • 100P (Russian platinum designation; α = 0.00391 °C⁻¹);
  • 500P (Russian platinum designation; α = 0.00391 °C⁻¹);
  • 1000P (Russian platinum designation; α = 0.00391 °C⁻¹);
  • 50M (Russian copper designation; α = 0.00428 °C⁻¹);
  • 100M (Russian copper designation; α = 0.00428 °C⁻¹);
  • 500M (Russian copper designation; α = 0.00428 °C⁻¹);
  • 1000M (Russian copper designation; α = 0.00428 °C⁻¹);
  • Ni100 (α = 0.00617 °C⁻¹);
  • Ni500 (α = 0.00617 °C⁻¹);
  • Ni1000 (α = 0.00617 °C⁻¹).

Thermocouples:

Thermistors:

Characteristic

NTC10k: -55…125 °C (B₍₂₅₋₅₀₎=3470)
Temperature (°C) Resistance (Ω)
-55 722390
-50 478742
-45 329364
-40 233630
-35 169940
-30 126210
-25 95370
-20 73122
-15 56760
-10 44526
-5 35250
0 28132
5 22610
10 18256
15 14876
20 12166
25 10000
30 8256
35 6846
40 5700
45 4764
50 4070
55 3368
60 2846
65 2414
70 2056
75 1756
80 1504
85 1294
90 1116
95 964
100 838
105 728
110 636
115 556
120 488
125 430