约克微电脑控制培训

•教师：牛永胜•华北科技学院YorkMillennium微电脑控制中心特性标准NEMA1箱体符合NEMA4&12,CE标准的箱体可供选高度可调五种串行接口•楼宇自控系统,ISN以及打印机接口•输入/输出(I/O)板(制冷剂液位传感器,振动监测)接口•变速驱动装置,固态启动器,机电启动器接口注：NEMA为国际电气制造业协会的英文缩写YorkMillennium微电脑控制中心新电脑的特点图形显示适合于多种语言设有用户密码内存更大更多输入/输出(I/O)便于扩充YorkMillennium微电脑控制中心控制特点冷冻水出水温度(LCWT)设定范围可调趋势曲线自适应性热气旁通调制解调器可变流量控制YorkMillennium微电脑控制中心扩充能力箱体内有多达43个输入/输出口(I/O)IDE硬驱软驱4M附加内存YorkMillennium微电脑控制中心YorkMillennium微电脑控制中心状态栏使用控制面板修改设定值YorkMillennium微电脑控制中心信息显示(YK)状态信息：•SYSTEMREADYTOSTART系统启动准备就绪•CYCLINGSHUTDOWN-AUTORESTART循环停机—自动启动•SAFETYSHUTDOWN-MANUALRESTART安全停机—人工复位•SYSTEMPRELUBE系统预润滑•SYSTEMRUN系统运行中状态信息：•SYSTEMCOASTDOWN系统惯性停机中•STARTINHIBIT启动程序受抑制•VANESCLOSINGBEFORESHUTDOWN停机前导叶阀关闭中运行信息：•LEAVINGCHILLEDLIQUIDCONTROL出水温度控制•CURRENTPULLDOWNLIMIT电流受降温需求限制•MOTOR-HIGHCURRENTLIMIT马达—运行电流限制启动程序受抑制的信息：•ANTI-RECYCLEXXMin/Sec防止重复启动尚余XX分/秒•VANEMOTORSWITCHOPEN导叶马达限位开关断开•MOTORCURRENT15%FLA马达电流15%FLA•LCSSS-HIGHTEMPERATUREPHASEX-STOPPED固态启动器第X相高温保护报警信息:•WARNING-REALTIMECLOCKFAILURE报警-实时时钟电路故障•WARNING-CONDENSEROREVAPORATORXDERERROR报警-冷凝器或蒸发器压力传感器故障•WARNING-REFRIGERENTLEVELOUTOFRANGE报警-制冷剂液位超出范围•WARNING-STANDBYLUBE-LOWOILPRESSURE报警-预润滑-低油压报警信息:•WARNING-SETPOINTOVERRIDE报警-设定值超出范围•WARNING-CONDENSER-HIGHPRESSURELIMIT报警-冷凝器-高压保护•WARNING-EVAPORATOR-LOWPRESSURELIMIT报警-蒸发器-低压保护•WARNING-VANESUNCALIBRATED-FIXEDSPEED报警-导叶未经校核-定转速运行(变频机组)正常停机显示信息:•REMOTESTOP远程停机•LOCALSTOP就地停机•PLACECOMPRESSORSWITCHINRUNPOSITION将开关置于运行档循环停机显示信息:•MULTIUNITCYCLING-CONTACTSOPEN多机循环-触点断开•SYSTEMCYCLING-CONTACTSOPEN系统循环-触点断开•OIL-LOWTEMPERATUREDIFFERENTIAL油-低油温差•OIL-LOWTEMPERATURE油-低油温循环停机显示信息:•CONTROLPANEL-POWERFAILURE控制面板-电源故障•LEAVINGCHILLERLIQUID-LOWTEMPERATURE冷冻水出水-低水温保护•LEAVINGCHILLERLIQUID-FLOWSWITCHOPEN冷冻水出水-水流开关断开•CONDENSER-FLOWSWITCHOPEN冷凝器-水流开关断开循环停机显示信息:•MOTORCONTROLLER-CONTACTSOPEN马达控制器-触点断开•MOTORCONTROLLER-LOSSOFCURRENT马达控制器-运行电流过小•POWERFAILURE电源故障•CONTROLPANEL-SCHEDULE控制面板-以设定日程运行循环停机显示信息：•STARTER-LOWSUPPLYLINEVOLTAGE启动器-线电压低（A型固态启动器）•STARTER-HIGHSUPPLYLINEVOLTAGE启动器-线电压高（A型固态启动器）•PROXIMITYPROBE-LOWSUPPLYVOLTAGE位移传感器探头-电压低•OIL-VARIABLESPEEDPUMP-DRIVECONTACTSOPEN油-变速油泵-油泵启动器触点断开保护停机显示信息：•EVAPORATOR-LOWPRESSURE蒸发器-低压保护•EVAPORATOR-LOWPRESSURE-SMARTFREEZE蒸发器-低压-低水温保护•EVAPORATOR-TRANSDUCERORLEAVINGLIQUIDPROBE蒸发器-压力传感器或出水温度探头故障•EVAPORATOR-TRANSDUCERORTEMPERATURESENSOR蒸发器-压力传感器或制冷剂温度探头故障保护停机显示信息：•CONDENSER-HIGHPRESSURECONTACTSOPEN冷凝器-高压开关跳开•CONDENSER-HIGHPRESSURE冷凝器-高压保护•CONDENSER-PRESSURETRANSDUCEROUTOFRANGE冷凝器-压力传感器超出范围•AUXILIARYSAFETY-CONTACTSCLOSED辅助的保护触点-触点闭合保护停机显示信息：•DISCHARGE-HIGHTEMPERATURE排气-高排气温度•DISCHARGE-LOWTEMPERATURE排气-低排气温度•OIL-HIGHTEMPERATRUE油-高油温•OIL-LOWDIFFERENTIALPRESSURE油-低油压差保护停机显示信息：•OIL-HIGHDIFFERENTIALPRESSURE油-高油压差•OIL-PUMPPRESSURETRANSDUCEROUTOFRANGE油-油泵压力传感器超出范围•OIL-SUMPPRESSURETRANSDUCEROUTOFRANGE油-油箱压力传感器超出范围•OIL-DIFFERENTIALPRESSURECALIBRATION油-油压传感器需校核保护停机显示信息：•OIL-VARIABLESPEEDPUMP-SETPOINTNOTACHIEVED油-变速油泵-未达到设定值•CONTROLPANEL-POWERFAILURE控制面板-电源故障•MOTORORSTARTER-CURRENTIMBALANCE马达或启动器-电流不平衡•THRUSTBEARING-PROXIMITYPROBECLEARANCE止推轴承-位移探头间隙故障保护停机显示信息：•THRUSTBEARING-PROXIMITYPROBEOUTOFRANGE止推轴承-位移探头超出范围•THRUSTBEARING-HIGHOILTEMPERATURE止推轴承-高油温故障•THRUSTBEARING-OILTEMPERATURESENSOR止推轴承-油温探头故障•WATCHDOG-SOFTWAREREBOOT程序监测-软件重新安装YT机组特有的信息显示•WARNING-PURGE-HIGHPRESSURE警告-排气装置-高压•WARNING-PURGE-FLOATSWITCHERROR警告-排气装置-浮球开关故障•WARNING-EXCESSPURGE警告-排气过量YS机组特有的信息显示•WARNING-FREEZETHERATOPERATINGCHILLER警告-机组可能会结冰•WARNING-FREEZETHREAT，CONDENSERFLOWSWITCHOPEN警告-机组可能会结冰，冷却水流开关断开•WARNING-LOWDISCHARGESUPERHEATLIMIT警告-低排气过热极限•WARNING-MAXIMUMLOAD-LOADLIMIT警告-最高负荷-负荷极限•WARNING-MINIMUMLOAD-LOADLIMIT警告-最低负荷-负荷极限•WARNING-OIL-DIRTYFILTER警告-油-过滤器脏•WARNING-OIL-HIGHTEMPERATURE警告-油-高油温•WARNING-SLIDEVALEUNCALIBRATED警告-滑阀未标定•STARTER-LOWSUPPLYLINGVOLTAGE启动器-线电压低•STARTER-HIGHSUPPLYLINEVOLTAGE启动器-线电压高•LCSSSINITIALIZATIONFAILEDLCSSS初始化失败•LCSSS-SERIALCOMMUNICATIONSLCSSS-通讯口串行•LCSSS-SHUTDOWN-REQUESTINGFAULTDATALCSSS-停车-需要故障数据•LCSSS-STOPCONTACTSOPENLCSSS-停车触点断开•LCSSS-LOWPHASE(X)TEMPERATUERESENSORLCSSS-相(X)探头低温•OIL-HIGHTEMPERATURE油-高油温•OIL-LOWDIFFERENTIALPRESSURE油-低压差•OIL-LOWDIFFERENTIALSEALPRESSURE油-低轴封油压差•OILORCONDENSERTRANSDUCER油或冷凝器探头故障•OIL-CLOGGEDFILER油-过滤器脏堵•OILSEPERATOR-LOWLEVEL油分离器-低油位•LCSSS-OPENSCRLCSSS-SCR断开•LCSSS-PHASEROTATIONLCSSS-反相