PCO通信协议.doc

.Database of the supervisor(S.W. CODE EPSTDECZUA v. 1.4 25/10/99The variables reported below will be transmitted between pCO and supervisor only if all the following conditions will be met:- the serial card is inserted into the proper connector that is found on the interface- the supervisory function is enabled;- the address of the unit is properly select with reference to the supervisory network;- the equipments have been correctly connected to the network (supervisor and pCO).1.1. Digital variables数字变量AddressDescriptionTypeCommunication type1Compressor 1 general alarm digital inputDigitalReading2Compressor 2 general alarm digital inputDigitalReading3Pressure controller 1 low pressure circuit digital inputDigitalReading4Pressure controller 2 low pressure circuit alarm digital inputDigitalReading5Air filter alarm digital inputDigitalReading6Fan thermal alarm digital inputDigitalReading7Air flow controller alarm digital inputDigitalReading8ON/OFF remoteDigitalReading9Resistance 1 thermal alarm digital inputDigitalReading10Resistance 2 thermal alarm digital inputDigitalReading11fire / smoke alarm digital inputDigitalReading12DehumidificationDigitalReading13ON /OFF unitDigitalReading14Energy savingDigitalReading15Humidification / Humidification power contactDigitalReading16Compressor 1 capacity control / Integrated humidifier loadingDigitalReading17Compressor 2 capacity control / Integrated humidifier unloadingDigitalReading183p cold valve opening contactDigitalReading193p cold valve closing contactDigitalReading203p warm valve opening contactDigitalReading213p warm valve closing contactDigitalReading22General alarmDigitalReading23Compressor 1 general alarmDigitalReading24Compressor 2 general alarmDigitalReading25Circuit 1 low pressure pressure-controller alarmDigitalReading26Circuit 2 low pressure pressure-controller alarmDigitalReading27Air flow controller alarmDigitalReading28Fan thermal alarmDigitalReading29Resistance 1 thermal alarmDigitalReading30Resistance 2 thermal alarmDigitalReading31Fire / smoke alarmDigitalReading32Air filter alarmDigitalReading33Ambient high temperature alarmDigitalReading34Ambient low temperature alarmDigitalReading35Ambient high humidity alarmDigitalReading36Ambient low humidity alarmDigitalReading37Compressor 1 operating time alarmDigitalReading38Compressor 2 operating time alarmDigitalReading40Fan operating time alarmDigitalReading43Outlet water high temperature alarmDigitalReading44Outlet water low temperature alarmDigitalReading45Ambient temperature probe failure alarmDigitalReading46Air supply temperature probe failure alarmDigitalReading47Outlet water temperature probe failure alarmDigitalReading48External air temperature probe disconnection alarmDigitalReading49Humidity probe failure alarm DigitalReading51EPROM failure alarmDigitalReading53Temperature regulation type DigitalWriting / Reading55Humidity probe enablingDigitalWriting / Reading56Outlet water probe enabling DigitalWriting / Reading58Inlet water probe enablingDigitalWriting / Reading59Supply air probe enabling DigitalWriting / Reading60Binary combination resistance enablingDigitalReading61Cold modulating valve 0/10V enablingDigitalWriting / Reading62Energy saving enablingDigitalWriting / Reading63Enabling of simultaneous operation of compressors with 0/10V valve DigitalWriting / Reading64Warm 0/10V modulating valve enablingDigitalWriting / Reading65Capacity control enablingDigitalWriting / Reading66Compressor rotation enablingDigitalWriting / Reading67Compressor 1dehumidification enablingDigitalReading68Compressor 2 dehumidification enablingDigitalReading71Temperature time band enablingDigitalWriting / Reading73ON/OFF from supervisor enablingDigitalWriting / Reading743p cold valve enablingDigitalReading753p warm valve enablingDigitalReading76Manual procedure enablingDigitalReading77Alarm-stopped machine alarmDigitalReading78Humidity time band enabling DigitalWriting / Reading80High current in the humidifier alarmDigitalReading82Water absence in the humidifier alarmDigitalReading83No current in the humidifier alarmDigitalReading1.2. Whole variables 整数变量AddressDescriptionTypeCommunication type 10Cold 0/10V valve ramp startWholeWriting / Reading11Cold 0/10V valve ramp endWholeWriting / Reading12Warm 0/10V valve ramp startWholeWriting / Reading 13Warm 0/10V valve ramp endWholeWriting / Reading16Compressor 1 step without energy savingWholeWriting / Reading17Compressor 1 hysteresis without energy savingWholeWriting / Reading18Compressor 2 step without energy savingWholeWriting / Reading19Compressor 2 hysteresis without energy savingWholeWriting / Reading22Compressor 1 step with energy savingWholeWriting / Reading23Compressor 1 hysteresis with energy savingWholeWriting / Reading24Compressor 2 step with energy savingWholeWriting / Reading25Compressor 2 hysteresis with energy savingWholeWriting / Reading26Time interval between same compressor switching onWholeWriting / Reading28Low pressure delay alarmWholeWriting / Reading29Stop minimum timeWholeWriting / Reading30Time interval between different compressor switching onWholeWriting / Reading31Resistance no.WholeWriting / Reading32Compressor no.WholeWriting / Reading33High / low temperature / humidity alarm delayWholeWriting / Reading34Resistance switching on time intervalWholeWriting / Reading38Capacity control 1 step without energy savingWholeWriting / Reading39Capacity control 1 hysteresis without energy savingWholeWriting / Reading40Capacity control 2 step without energy savingWholeWriting / Reading41Capacity control 2 hysteresis without energy energy savingWholeWriting / Reading44Capacity control 1 step savingWholeWriting / Reading45Capacity control 1 hysteresis with energy savingWholeWriting / Reading46Capacity control 2 step with energy savingWholeWriting / Reading47Capacity control 2 hysteresis with energy savingWholeWriting / Reading48Integration timeWholeWriting / Reading50Fan operation time limit WholeWriting / Reading51Compressor 1 operation time limitWholeWriting / Reading52Compressor 2 operation time limitWholeWriting / Reading54Cold 3p valve ramp start WholeWriting / Reading55Cold 3p valve ramp end WholeWriting / Reading56Warm 3p valve start rampWholeWriting / Reading57Warm 3p valve end rampWholeWriting / Reading583p valve complete opening time WholeWriting / Reading59Fan switching on delayWholeWriting / Reading61Cold valve ramp limitWholeReading62Warm valve ramp limitWholeReading63Fan operating-hour carried out high partWholeReading65Compressor 1 operating-hour carried out high part WholeReading66Compressor 2 operating-hour carried out high partWholeReading67Fan operating-hour low partWholeReading68Compressor 1 operating-hour carried out low part WholeReading69Compressor 2 operating-hour carried out low partWholeReading1.3. Analog variables 模拟变量AddressDesc