Honeywell W7761A Owner's Manual page 73

Table E-2 lists the points for Sensor Resistance versus Temperature. Fig. E-2 shows the graph of these points.
°F (°C)
30 (-1.1)
35 (1.7)
40 (4.4)
45 (7.2)
50 (10)
55 (12.8)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)
85 (29.4)
90 (32.2)
95 (35)
100 (37.8)
105 (40.6)
110 (43.3)
115 (46.1)
120 (48.9)
Sensor Type:
T7770A,B,C,D sensor—(current feature that can be used with the RIO Device) and C7770A.
Sensor Use:
Space Temperature and Discharge/Return Air Temperature.
Table E-3 lists the points for Sensor Resistance versus Temperature. Fig. E-3 shows the graph of these points.
°F (°C)
40 (4.4)
45 (7.2)
50 (10)
55 (12.8)
60 (15.6)
Table E-2. Sensor Resistance Versus Temperature.
Resistance Ohms
1956.79
1935.79
1914.79
1893.79
1872.79
1851.79
1830.79
1809.79
1788.79
1767.79
1746.79
1725.79
1704.78
1683.78
1662.78
1641.78
1620.78
1599.78
1578.78
SENSOR RESISTANCE VERSUS TEMPERATURE
2000
1950
1900
1850
1800
1750
1700
1650
1600
1550
1500
30 35 40 45 50
F
1.7 7.2 12.8
C
-1.1 4.4 10
Fig. E-2. Graph of Sensor Resistance versus Temperature.
Table E-3 Sensor Resistance Versus Temperature.
Resistance Ohms
9961.09
9700.90
9440.72
9180.53
8920.35
EXCEL 10 W7761A INPUT/OUTPUT DEVICE
55 60 65 70 75 80 85 90 95 100 105 110 115 120
18.3 23.9 29.4 35
15.6 21.1 26.7 32.2 37.8
73
40.6 46.1
43.3 48.9
M11960
74-2699