Compu-aire SYSTEM 2500 User Manual

Rev.01 03-27-17
Page 43 of 71
Compu-Aire
7.0 Factory Setup
Factory setup is reserved for qualified or factory tech. Changes to factory settings are not
recommended without consulting with factory representative. Factory menu divided into sub
categories including Universal Inputs, Analog Outputs, Digital Inputs, Digital Outputs, HVAC, Load
System Default, and Password.
7.1 Universal Inputs
Each UI supports the following functions. For a typical setup, min and max values shall be left at
default of 0 and 100 respectively.
UI[1:10] Description
 OFF No function
 RA temp Return air temperature
 RA hum Return air humidity
 MA temp Mixed air temperature
 MA hum Mixed air humidity
 OA temp Outside air temperature
 OA temp Outside air humidity
 DA temp Discharge air temperature (after reheat if any)
 LPT1 PSI Low pressure transducer for circuit 1 in PSI
 HPT1 PSI High pressure transducer for circuit 1 in PSI
 LPT2 PSI Low pressure transducer for circuit 2 in PSI
 HPT2 PSI High pressure transducer for circuit 2 in PSI
 EFan FB[1:4] Evaporator EC fan feedback voltages. Scale: 2-10Vdc.
 Water IN Water in temperature
 Water out Water out temperature
 Air DP Air pressure differential transducer
 AVG temp[1:5] Averaging temperature sensors
 Cond. Temp1 Condenser temperature 1 used in heatpump
 Cond. Temp2 Condenser temperature 2 used in heatpump
 User[1:3] User sensor1, sensor2, and sensor3 inputs
Figure 29. Factory setting analog inputs

Compu-aire SYSTEM 2500 Specifications

General

Brand	Compu-aire
Model	SYSTEM 2500
Category	Controller
Language	English