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EXCEL 10 W7761A INPUT/OUTPUT DEVICE
72 74-2699
Appendix E. Sensor Data for Calibration.
Resistance Sensors.
Sensor Type:
C7100A1015, (and C7170A1002).
Sensor Use:
Discharge air, Outdoor air.
Table E-1 lists the points for Sensor Resistance versus Temperature. Fig. E-1 shows the graph of these points.
Table E-1. Sensor Resistance Versus Temperature.
°F (°C) Resistance Ohms
-40 (-40) 2916.08
-30 (-34.5) 2964.68
-20 (-28.9) 3013.28
-10 (-23.3) 3061.88
0 (-17.8) 3110.48
10 (-12.2) 3159.08
20 (-6.7) 3207.68
30 (-1.1) 3256.28
40 (4.4) 3304.88
50 (10) 3353.48
60 (15.6) 3402.08
70 (21.1) 3450.68
80 (26.7) 3499.28
90 (32.2) 3547.88
100 (37.8) 3596.48
110 (43.4) 3645.08
120 (49) 3693.68
3050
3000
2950
2900
3100
3150
3200
3250
3300
3350
3400
3450
3500
3550
3600
3650
3700
3750
50403020100-10-20-30
-40
60 70 80 90 100 110 120
10
4.4
-1.1
-6.7
-12.2
-17.8
-23.3
-28.9
-34.5
-40 15.6
21.1
26.7
32.2
37.8
43.4
49
OHMS
°F
°C
SENSOR RESISTANCE VERSUS TEMPERATURE
M11959
Fig. E-1. Graph of Sensor Resistance versus Temperature.
Sensor Type:
C7031B1033, C7031C1031, C7031D1062, C7031F1018, C7031J1050, C7031K1017.
Sensor Use:
Return Air, Discharge Air Temperature.