SPYDER MODEL 7 VAV CONTROLLER INSTALLATION INSTRUCTIONS
31-00475-01 36
Sensor Characteristics
The characteristics (resistance in relation to temperature) of the sensors and the resultant voltage are listed on the
following pages. The stated values do not include failures due to sensor failures, wiring resistance or wiring failures,
misreadings due to a meter connected to measure resistance or voltage at the input.
10 K NTC TYPE II Characteristics
Table 31 10 K NTC TYPE II Characteristics
Temp.
[°F]
Temp.
[°C]
Resistance
[KΩ]
Terminal
Voltage
[V]
Temp.
[°F]
Temp.
[°C]
Resistance
[KΩ]
Terminal
Voltage
[V]
-22 -30 177 7.904 35.6 2 29.494 5.079
-20.2 -29 166.35 7.848 37.4 3 28.047 4.969
-18.4 -28 156.41 7.79 39.2 4 26.68 4.859
-16.6 -27 147.14 7.73 41 5 25.388 4.75
-14.8 -26 138.47 7.666 42.8 6 24.166 4.641
-13 -25 130.37 7.601 44.6 7 23.01 4.532
-11.2 -24 122.8 7.534 46.4 8 21.916 4.423
-9.4 -23 115.72 7.464 48.2 9 20.88 4.316
-7.6 -22 109.09 7.392 50 10 19.898 4.209
-5.8 -21 102.88 7.318 51.8 11 18.968 4.103
-4 -20 97.073 7.241 53.6 12 18.087 3.998
-2.2 -19 91.597 7.161 55.4 13 17.252 3.894
-0.4 -18 86.471 7.08 57.2 14 16.46 3.792
1.4 -17 81.667 6.996 59 15 15.708 3.69
3.2 -16 77.161 6.91 60.8 16 14.995 3.591
5 -15 72.932 6.821 62.6 17 14.319 3.492
6.8 -14 68.962 6.731 64.4 18 13.678 3.396
8.6 -13 65.231 6.639 66.2 19 13.068 3.3
10.4 -12 61.723 6.545 68 20 12.49 3.207
12.2 -11 58.424 6.448 69.8 21 11.94 3.115
14 -10 55.321 6.351 71.6 22 11.418 3.025
15.8 -9 52.399 6.251 73.4 23 10.921 2.937
17.6 -8 49.648 6.15 75.2 24 10.449 2.85
19.4 -7 47.058 6.047 77 25 10 2.767
21.2 -6 44.617 5.943 78.8 26 9.572 2.684
23 -5 42.317 5.838 80.6 27 9.165 2.603
24.8 -4 40.15 5.732 82.4 28 8.777 2.524
26.6 -3 38.106 5.624 84.2 29 8.408 2.447
28.4 -2 36.18 5.516 86 30 8.057 2.372
30.2 -1 34.363 5.408 87.8 31 7.722 2.299
32 0 32.65 5.299 89.6 32 7.402 2.228
33.8 1 31.027 5.189 91.4 33 7.098 2.159
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