58 table 38 — thermistor identification – Carrier AQUAFORCE 30XW150-400 User Manual
Page 58
58
Table 38 — Thermistor Identification
*SGTA and SGTB for 30XW150-325 units are connected to the EXV1 board.
Table 39A — 5K Thermistor Temperature (°F) vs Resistance
THERMISTOR ID
DESCRIPTION
RESISTANCE AT 77 F (25 C)
CONNECTION POINT
EWT
Evaporator Entering Water Thermistor
5k
MBB-J6-CH2
LWT
Evaporator Leaving Water Thermistor
5k
MBB-J6-CH1
CEWT
Condenser Entering Water Thermistor
5k
MBB-J6-CH4
CLWT
Condenser Leaving Water Thermistor
5k
MBB-J6-CH5
SGTA*
Circuit A Suction Gas Thermistor
5k
EXV1-J3-THA
SGTB*
Circuit B Suction Gas Thermistor
5k
EXV2-J3-THA
DGTA
Circuit A Discharge Gas Thermistor
5k
CPM-A-J9-CH02
DGTB
Circuit B Discharge Gas Thermistor
5k
CPM-B-J9-CH02
ECTA
Circuit A Economizer Thermistor
5k
EXV1-J3-THB
ECTB
Circuit B Economizer Thermistor
5k
EXV2-J3-THB
DUAL
Dual Chiller LWT Thermistor
5k
MBB-J6-CH3
CAMT
Circuit A Motor Temperature
5k
CPM-A-J9-CH01
CBMT
Circuit B Motor Temperature
5k
CPM-B-J9-CH01
SPT
Space Temperature Thermistor
10k
EMM-J6-CH2
TEMP
(F)
RESISTANCE
(Ohms)
–25
98,010
–24
94,707
–23
91,522
–22
88,449
–21
85,486
–20
82,627
–19
79,871
–18
77,212
–17
74,648
–16
72,175
–15
69,790
–14
67,490
–13
65,272
–12
63,133
–11
61,070
–10
59,081
–9
57,162
–8
55,311
–7
53,526
–6
51,804
–5
50,143
–4
48,541
–3
46,996
–2
45,505
–1
44,066
0
42,679
1
41,339
2
40,047
3
38,800
4
37,596
5
36,435
6
35,313
7
34,231
8
33,185
9
32,176
10
31,202
11
30,260
12
29,351
13
28,473
14
27,624
15
26,804
16
26,011
17
25,245
18
24,505
19
23,789
20
23,096
21
22,427
22
21,779
23
21,153
24
20,547
25
19,960
26
19,393
27
18,843
28
18,311
29
17,796
30
17,297
31
16,814
32
16,346
33
15,892
34
15,453
35
15,027
36
14,614
37
14,214
TEMP
(F)
RESISTANCE
(Ohms)
38
13,826
39
13,449
40
13,084
41
12,730
42
12,387
43
12,053
44
11,730
45
11,416
46
11,112
47
10,816
48
10,529
49
10,250
50
9,979
51
9,717
52
9,461
53
9,213
54
8,973
55
8,739
56
8,511
57
8,291
58
8,076
59
7,686
60
7,665
61
7,468
62
7,277
63
7,091
64
6,911
65
6,735
66
6,564
67
6,399
68
6,238
69
6,081
70
5,929
71
5,781
72
5,637
73
5,497
74
5,361
75
5,229
76
5,101
77
4,976
78
4,855
79
4,737
80
4,622
81
4,511
82
4,403
83
4,298
84
4,196
85
4,096
86
4,000
87
3,906
88
3,814
89
3,726
90
3,640
91
3,556
92
3,474
93
3,395
94
3,318
95
3,243
96
3,170
97
3,099
98
3,031
99
2,964
100
2,898
TEMP
(F)
RESISTANCE
(Ohms)
101
2,835
102
2,773
103
2,713
104
2,655
105
2,597
106
2,542
107
2,488
108
2,436
109
2,385
110
2,335
111
2,286
112
2,239
113
2,192
114
2,147
115
2,103
116
2,060
117
2,018
118
1,977
119
1,937
120
1,898
121
1,860
122
1,822
123
1,786
124
1,750
125
1,715
126
1,680
127
1,647
128
1,614
129
1,582
130
1,550
131
1,519
132
1,489
133
1,459
134
1,430
135
1,401
136
1,373
137
1,345
138
1,318
139
1,291
140
1,265
141
1,240
142
1,214
143
1,190
144
1,165
145
1,141
146
1,118
147
1,095
148
1,072
149
1,050
150
1,029
151
1,007
152
986
153
965
154
945
155
925
156
906
157
887
158
868
159
850
160
832
161
815
162
798
163
782
TEMP
(F)
RESISTANCE
(Ohms)
164
765
165
750
166
734
167
719
168
705
169
690
170
677
171
663
172
650
173
638
174
626
175
614
176
602
177
591
178
581
179
570
180
561
181
551
182
542
183
533
184
524
185
516
186
508
187
501
188
494
189
487
190
480
191
473
192
467
193
461
194
456
195
450
196
445
197
439
198
434
199
429
200
424
201
419
202
415
203
410
204
405
205
401
206
396
207
391
208
386
209
382
210
377
211
372
212
367
213
361
214
356
215
350
216
344
217
338
218
332
219
325
220
318
221
311
222
304
223
297
224
289
225
282