Inputs and Outputs

Fig. 4.   CARE Icon


Table 14.   Inputs

Inputs

Functional description

Connection Signal Name

SolPanelTemp

solar panel temperature


SolarPower

solar power from an external meter (kW)


FilteredOATemp

filtered outside air temperature

XXX

DHWUpperTemp

domestic hot water upper water temperature


DHWLowerTemp

domestic hot water lower water temperature


DHW_TempSp

domestic hot water setpoint


BufLowerTemp

buffer lower temp


BufOverheatAlm

buffer overheat alarm


BufStopHighOAT

stop buffer loading at high outside air temperatures



Table 15.   Outputs

Outputs

Functional description

Connection Signal Name

SolPumpCmd

solar pump command


SolPumpCtrl

solar pump control


ChgOverValve

changeover valve between; 0 = DHW; 1 = buffer


RenEnergCharge

DHW charging; 1 = charging


OperationMode

contains diagnostic information


CalcTempDiff

calculated temperature difference to switch on