SystemAir SysAer SR55 - 2 Inputs;Outputs Description; Sysaer Sr55 - Sr65 - Sr80 - Sr95 - Sr105 - Sr120 - Sr140; Digital Inputs; Analogue Inputs

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4 SysAer
2. INPUTS/OUTPUTS DESCRIPTION
(*) Customer input
N° Description
ID1
Thermal circuit breaker of the return fan
ID2
Filter clogging contact
ID3
Remote Summer/Winter (*)
ID4
Main blower thermal cut-out
ID5
Remote start/stop (*)
ID6
Alarm feedback of the active recovery (TRECO)
ID7
Smoke detector
ID8
Circuit 1 thermal circuit breaker of the compressor and fan
ID9
Hot water coil anti-freeze security
ID10
Circuit 2 thermal circuit breaker of the compressor and fan
ID11
Thermal circuit breaker of the electric battery 1 and 2
ID12
FRECO anti-freeze security
ID13
High-pressure switch circuit 1
ID14
High-pressure switch circuit 2
N° Description Code
B1
Circuit 1 evaporation pressure transducer EP1
B2
Circuit 2 evaporation pressure transducer EP2
B3
Defrost temperature circuit 1 OCT1
B5
Defrost temperature circuit 2 OCT2
B6
Return air temperature RAT
B7
Outdoor air temperature OAT
B8
Supply air temperature SAT
N° Description
NO1
Compressor circuit 1 contactor
NO2
Condenser fan circuit 1
NO3
Main blower + Exhaust blower
NO4
Compressor circuit 2 contactor
NO5
Condenser fan circuit 2
NO6
Thermodynamic recovery mode (TRECO)
NO7
Thermodynamic recovery control (TRECO)
NO8
General alarm
NO9
Electrical Heater 1 / Gas burner stage 1
NO10
Electrical Heater 2 / Gas burner stage 2
NO11
Drop in main and return fan speed
NO12
Cycle reversing solenoid valve circuit 1 + All seasons
NO13
Cycle reversing solenoid valve circuit 2 + All seasons
2.1. SYSAER SR55 - SR65 - SR80 - SR95 - SR105 - SR120 - SR140
2.1.1. DIGITAL INPUTS
2.1.2. ANALOGUE INPUTS
2.1.2.1. EXPANSION BOARD
N° Description Code
B1
Return air relative humidity or indoor air quality RAH oR RAQ
B2
Not used
B3
Circuit 1 condensation pressure transducer CP1
B4
Circuit 2 condensation pressure transducer OR relative humidity of the outside air CP2 / OAH
2.1.3. DIGITAL OUTPUTS