Trane CVHE Troubleshooting Manual page 85

Table 22
Compressor Motor Winding Temp.
A6 Analog Input
Motor Winding RTD Temperature Versus Resistance and Terminal Voltage Table for a
pullup resistor of 1000 Ohms.
Used to sense temperatures at the following point:
1. Compressor Motor Winding Temp. #1- CVHE/F/G
2. Compressor Motor Winding Temp. #2 CVHE/F/G
Table 22
Temp ° ° F
50.0
55.0
60.0
65.0
70.0
75.0
80.0
85.0
90.0
95.0
100.0
105.0
110.0
115.0
120.0
125.0
130.0
135.0
140.0
145.0
150.0
155.0
160.0
165.0
170.0
175.0
CVHE-SB-32A
Nom. Resistance
70.4616
71.3567
72.2589
73.1679
74.0839
75.0067
75.9363
76.8727
77.8158
78.7656
79.7219
80.6848
81.6542
82.6301
83.6124
84.6011
85.5960
86.5972
87.6047
88.6183
89.6380
90.6638
91.6955
92.7333
93.7770
94.8265
Nom. Vterm
0.3322
0.3361
0.3400
0.3439
0.3479
0.3519
0.3559
0.3600
0.3640
0.3681
0.3722
0.3763
0.3805
0.3846
0.3888
0.3930
0.3973
0.4015
0.4058
0.4100
0.4143
0.4187
0.4230
0.4273
0.4317
0.4361
80