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14. APPENDIX
RTD TEMPERATURE – RESISTANCE CHARACTERISTICS
Resistance In Ohms
Temperature
Degrees
Platinum RTD
Nickel RTD
Copper RTD
°C
°F
#8
#11
#1
#7
#15
-130
-202
47.93
47.28
-110
-166
56.13
55.52
-90
-130
64.25
63.71
-70
-94
72.29
71.86
68.27
73.10
-60
-76
76.28
75.92
71.19
79.62
-50
-58
80.25
79.96
74.24
86.17
7.10
-40
-40
84.21
83.99
77.39
92.76
7.49
-30
-22
88.17
88.01
80.56
99.41
7.88
-20
-4
92.13
92.02
83.77
106.15
8.26
-10
+14
96.07
96.02
87.04
113.00
8.65
+0
+32
100.00
100.00
90.38
120.00
9.04
+10
+50
103.90
103.97
93.80
127.17
9.42
+20
+68
107.79
107.93
97.31
134.52
9.81
+30
+86
111.67
111.88
100.91
142.06
10.19
+40
+104
115.54
115.82
104.60
149.79
10.58
+50
+122
119.40
119.75
108.39
157.74
10.97
+60
+140
123.24
123.66
112.28
165.90
11.35
+70
+158
127.07
127.56
116.27
174.27
11.74
+80
+176
130.89
131.45
120.36
182.85
12.12
+90
+194
134.70
135.33
124.55
191.64
12.51
+100
+212
138.50
139.20
128.85
200.64
12.90
+110
+230
142.28
143.06
133.26
209.86
13.28
+120
+248
146.06
146.90
137.78
219.30
13.67
+130
+266
149.82
150.73
142.40
228.96
14.06
+140
+284
153.57
154.55
147.11
238.85
14.44
+150
+302
157.32
158.36
151.91
248.97
14.83
+160
+320
161.04
162.16
156.79
259.37
15.22
+170
+338
164.76
165.94
161.89
269.92
15.61
+180
+356
168.47
169.71
167.13
280.79
16.00
+190
+374
172.16
173.47
172.46
291.96
16.39
+200
+392
175.84
177.22
177.95
303.46
16.78
+210
+410
179.51
180.96
183.55
315.31
17.17
+220
+428
183.17
184.69
189.40
327.53
17.56
+230
+446
186.82
188.40
195.35
340.14
17.95
+240
+464
190.46
192.10
201.55
353.14
18.34
+250
+482
194.08
195.80
208.00
366.53
18.73