描述
当用PLC进行网络设计时，其难度比PLC单机控制大得多。首先你应选用自己较熟悉的机型，对其基本指令和功能指令有较深入的了解，并且指令的执行速度和用户程序存储容量也应仔细了解。否则，不能适应你的实时要求，造成系统崩溃。另外，对通信接口、通信协议、数据传送速度等也要考虑。
Allen-Bradley 509-FOD, 509-F0D, Motor starter Repaired
Worcester Series 75, D4416TSE, 2″ diverter valve NEW
Leister CH-6056 Process Heater 650 degree NEW
Industrial Magnetics Inc. Electro Magnet EMD19A037 NEW
Yaskawa Motoman Servopack CACR-SR-03 AC 1 ER
Square D SY/MAX 8020 TYPE SCP-721 E/G Model 700 PLC
Square D Transformer disconnect 9070 SK1500G2 NEW inBOX
Gudel high performance servo worm gear box 8.00:1 NEW
Square D Transformer disconnect 9070 SK1000G2 D1 NIB
AccuTRUE90 Thomson Micron ATR010-016-SO, 16:1 NEW
Mitsubishi FR-Z240-2.2K-UL Freqrol-Z200 drive, 3HP,USED
