Trane CVHE Troubleshooting

CVHE-SB-32A 59
Analog Input Table
Abbreviations
The information below is an explanation of abbreviations used in Analog Input Tables that are
shown in this section.
Oil Pressures
Water Pressures
A1: Entering and Leaving Evap Temp. Purge Compressor Suction Temp.
A2: Oil Temp.
Entering and Leaving Condenser
Aux HR Entering and Leaving Temp.
Compressor Discharge Ref Temp.
Bearing Temps 1 and 2
Saturated Cond. Refrigerant Temp.
Outdoor Air Temperature.
A4: Saturated Evap Temp.
A6: Compressor Motor Winding Temp 75 Ohm
NOTE: A1, A2 and A4 are the same sensor.
NOTE:
1. Min. Res. and Max. Res. = Minimum and Maximum Resistance in Ohms.
2. Min Vterm. and Max. Vterm = Minimum and Maximum DC Voltage measure at
the appropriate module terminal.
Table 11
Pressure vs Voltage for Oil Pressures
Oil Pressure
(PSIG)
Differential Voltage
Min Nom Max
-15 -0.0017 0.0000 0.0017
-10 0.0033 0.0050 0.0067
-5 0.0083 0.0100 0.0117
-4 0.0093 0.0110 0.0127
-3 0.0103 0.0120 0.0137
-2 0.0113 0.0130 0.0147
-1 0.0122 0.0140 0.0158

Trane CVHE Specifications

General

Brand	Trane
Model	CVHE
Category	Chiller
Language	English