Description
每次扫描用户程序之前,都先执行故障自诊断程序。自诊断内容为I/O部分、存储器、CPU等,发现异常停机显示出错。若自诊断正常,继续向下扫描。PLC检查是否有与编程器和计算机的通信请求,若有则进行相应处理,如接收由编程器送来的程序
NEW ALLEN BRADLEY 2755L5RX1 ENHANCED MEDIUM SPEED SCAN
NEW ALLEN BRADLEY 1336B005EADL1S1 5HP, 460V 3PHASE CTRL
NEW ALLEN BRADLEY 1771NIV ANALOG MODULE HIGH RESOLUTION
NEW ALLEN BRADLEY 1336B005EADFA2L 5HP, 460V 3PHASE CTRL