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91
Table 82 — 5K Thermistor Temperature vs. Resistance (SCT Sensors) (English)
TEMP
(F)
VOLTAGE
DROP
(V)
RESISTANCE
(Ohms)
–25
3.699
98,010
–24
3.689
94,707
–23
3.679
91,522
–22
3.668
88,449
–21
3.658
85,486
–20
3.647
82,627
–19
3.636
79,871
–18
3.624
77,212
–17
3.613
74,648
–16
3.601
72,175
–15
3.588
69,790
–14
3.576
67,490
–13
3.563
65,272
–12
3.550
63,133
–11
3.536
61,070
–10
3.523
59,081
–9
3.509
57,162
–8
3.494
55,311
–7
3.480
53,526
–6
3.465
51,804
–5
3.450
50,143
–4
3.434
48,541
–3
3.418
46,996
–2
3.402
45,505
–1
3.386
44,066
0
3.369
42,679
1
3.352
41,339
2
3.335
40,047
3
3.317
38,800
4
3.299
37,596
5
3.281
36,435
6
3.262
35,313
7
3.243
34,231
8
3.224
33,185
9
3.205
32,176
10
3.185
31,202
11
3.165
30,260
12
3.145
29,351
13
3.124
28,473
14
3.103
27,624
15
3.082
26,804
16
3.060
26,011
17
3.038
25,245
18
3.016
24,505
19
2.994
23,789
20
2.972
23,096
21
2.949
22,427
22
2.926
21,779
23
2.903
21,153
24
2.879
20,547
25
2.856
19,960
26
2.832
19,393
27
2.808
18,843
28
2.784
18,311
29
2.759
17,796
30
2.735
17,297
31
2.710
16,814
32
2.685
16,346
33
2.660
15,892
34
2.634
15,453
35
2.609
15,027
36
2.583
14,614
37
2.558
14,214
38
2.532
13,826
39
2.506
13,449
40
2.480
13,084
41
2.454
12,730
42
2.428
12,387
43
2.402
12,053
44
2.376
11,730
45
2.349
11,416
46
2.323
11,112
47
2.296
10,816
48
2.270
10,529
49
2.244
10,250
50
2.217
9,979
51
2.191
9,717
52
2.165
9,461
53
2.138
9,213
54
2.112
8,973
55
2.086
8,739
56
2.060
8,511
57
2.034
8,291
58
2.008
8,076
TEMP
(F)
VOLTAGE
DROP
(V)
RESISTANCE
(Ohms)
59
1.982
7,686
60
1.956
7,665
61
1.930
7,468
62
1.905
7,277
63
1.879
7,091
64
1.854
6,911
65
1.829
6,735
66
1.804
6,564
67
1.779
6,399
68
1.754
6,238
69
1.729
6,081
70
1.705
5,929
71
1.681
5,781
72
1.656
5,637
73
1.632
5,497
74
1.609
5,361
75
1.585
5,229
76
1.562
5,101
77
1.538
4,976
78
1.516
4,855
79
1.493
4,737
80
1.470
4,622
81
1.448
4,511
82
1.426
4,403
83
1.404
4,298
84
1.382
4,196
85
1.361
4,096
86
1.340
4,000
87
1.319
3,906
88
1.298
3,814
89
1.278
3,726
90
1.257
3,640
91
1.237
3,556
92
1.217
3,474
93
1.198
3,395
94
1.179
3,318
95
1.160
3,243
96
1.141
3,170
97
1.122
3,099
98
1.104
3,031
99
1.086
2,964
100
1.068
2,898
101
1.051
2,835
102
1.033
2,773
103
1.016
2,713
104
0.999
2,655
105
0.983
2,597
106
0.966
2,542
107
0.950
2,488
108
0.934
2,436
109
0.918
2,385
110
0.903
2,335
111
0.888
2,286
112
0.873
2,239
113
0.858
2,192
114
0.843
2,147
115
0.829
2,103
116
0.815
2,060
117
0.801
2,018
118
0.787
1,977
119
0.774
1,937
120
0.761
1,898
121
0.748
1,860
122
0.735
1,822
123
0.723
1,786
124
0.710
1,750
125
0.698
1,715
126
0.686
1,680
127
0.674
1,647
128
0.663
1,614
129
0.651
1,582
130
0.640
1,550
131
0.629
1,519
132
0.618
1,489
133
0.608
1,459
134
0.597
1,430
135
0.587
1,401
136
0.577
1,373
137
0.567
1,345
138
0.557
1,318
139
0.548
1,291
140
0.538
1,265
141
0.529
1,240
142
0.520
1,214
TEMP
(F)
VOLTAGE
DROP
(V)
RESISTANCE
(Ohms)
143
0.511
1,190
144
0.502
1,165
145
0.494
1,141
146
0.485
1,118
147
0.477
1,095
148
0.469
1,072
149
0.461
1,050
150
0.453
1,029
151
0.445
1,007
152
0.438
986
153
0.430
965
154
0.423
945
155
0.416
925
156
0.408
906
157
0.402
887
158
0.395
868
159
0.388
850
160
0.381
832
161
0.375
815
162
0.369
798
163
0.362
782
164
0.356
765
165
0.350
750
166
0.344
734
167
0.339
719
168
0.333
705
169
0.327
690
170
0.322
677
171
0.317
663
172
0.311
650
173
0.306
638
174
0.301
626
175
0.296
614
176
0.291
602
177
0.286
591
178
0.282
581
179
0.277
570
180
0.272
561
181
0.268
551
182
0.264
542
183
0.259
533
184
0.255
524
185
0.251
516
186
0.247
508
187
0.243
501
188
0.239
494
189
0.235
487
190
0.231
480
191
0.228
473
192
0.224
467
193
0.220
461
194
0.217
456
195
0.213
450
196
0.210
445
197
0.206
439
198
0.203
434
199
0.200
429
200
0.197
424
201
0.194
419
202
0.191
415
203
0.188
410
204
0.185
405
205
0.182
401
206
0.179
396
207
0.176
391
208
0.173
386
209
0.171
382
210
0.168
377
211
0.165
372
212
0.163
367
213
0.160
361
214
0.158
356
215
0.155
350
216
0.153
344
217
0.151
338
218
0.148
332
219
0.146
325
220
0.144
318
221
0.142
311
222
0.140
304
223
0.138
297
224
0.135
289
225
0.133
282
Summary of Contents for WEATHERMAKER 48A2020
Page 112: ...112 Fig 20 Typical Main Control Box Wiring Schematic 48 50A Units ...
Page 113: ...113 Fig 21 Typical Auxiliary Control Box Wiring Schematic ...
Page 114: ...114 Fig 22 Typical 2 Stage Gas Heat Wiring Schematic Size 060 Units Shown ...
Page 115: ...115 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown TO NEXT PAGE ...
Page 116: ...116 Fig 23 Typical Staged Gas Heat Wiring Schematic Size 060 Units Shown cont ...
Page 117: ...117 Fig 24 Typical Electric Heat Control Schematic 50 Series Size 060 Units Shown ...
Page 118: ...118 Fig 25 Typical Controls Option Wiring Schematic SW1 SW2 OR DEHUMIDIFY SWITCH ...
Page 119: ...119 Fig 26 Typical Power Schematic 48 50A2 A3 A4 A5 060 Unit Shown ...
Page 120: ...120 Fig 27 Typical Power Schematic of Greenspeed Low Ambient Option 48 50A 060 Unit Shown ...
Page 121: ...121 Fig 28 Typical Small Chassis Component Location Size 020 035 Units ...
Page 122: ...122 Fig 29 Typical Large Chassis Component Locations Size 040 060 Units ...
Page 185: ...185 APPENDIX C VFD INFORMATION cont Fig F Internal Enclosure Fan Replacement A48 7716 ...