Carlyle Compressor Div. P O Box 4808 Syracuse, NY 13221
Phone: 800-462-2759 Fax: 315-432-3274
18
Motor and Discharge Thermistors
The following table shows conversion of module voltage (as measured across the
modules input terminals) and thermistor resistance (as measured across the thermistor
leads when not connected to the module) to temperature.
LonCEM 5K Thermistor Output Conversion to Temperature
Voltage
1
Resistance
2
Temp Temp Voltage
1
Resistance
2
Temp Temp
(VDC) (ohms) (C) (F) (VDC) (ohms) (C) (F)
4 6480.0 19.2 66.5 2.1 1173.1 61.6 142.9
3.9 5743.6 21.9 71.4 2 1080.0 64.0 147.1
3.8 5130.0 24.4 75.9 1.9 992.9 66.4 151.4
3.7 4610.8 26.9 80.3 1.8 911.2 68.8 155.9
3.6 4165.7 29.2 84.6 1.7 834.5 71.4 160.6
3.5 3780.0 31.5 88.7 1.6 762.4 74.1 165.4
3.4 3442.5 33.7 92.7 1.5 694.3 76.9 170.5
3.3 3144.7 35.9 96.6 1.4 630.0 79.9 175.8
3.2 2880.0 38.1 100.5 1.3 569.2 83.1 181.5
3.1 2643.2 40.2 104.3 1.2 511.6 86.4 187.6
3 2430.0 42.3 108.1 1.1 456.9 90.1 194.1
2.9 2237.1 44.4 111.9 1 405.0 94.0 201.3
2.8 2061.8 46.5 115.6 0.9 355.6 98.4 209.1
2.7 1901.7 48.6 119.4 0.8 308.6 103.3 217.9
2.6 1755.0 50.7 123.2 0.7 263.7 108.8 227.8
2.5 1620.0 52.8 127.0 0.6 220.9 115.2 239.4
2.4 1495.4 54.9 130.9 0.5 180.0 122.9 253.2
2.3 1380.0 57.1 134.8 0.4 140.9 132.5 270.4
2.2 1272.9 59.4 138.8 0.3 103.4 145.2 293.3
Notes
1. Voltage measured between thermistor input pins on module sensor terminal block.
2. Resistance measured across the Thermistor Leads when not connected to module.
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