Description
防止此类故障的有效措施是：首先要将就地总线与就地设备的联接点进行妥善处理。拆装设备时，不得影响总线的正常运行，总线分支应安装在不易碰触的地方，同时，就在总线最好是采用双路冗余酝置，以提高通信的可靠性。
Pilz PSS 32 Digital Input PSS DI 30110 1.10 PLC Safety
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NEW Dolan-Jenner SS930-11010 SafeScan 9 Controller Box
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Square D NEMA Size 1 Type S Combination Starter
Square D NEMA Size 0 And 1 Type S Combination Starter
NEW Allen Bradley 1305-BA01A-DE 0.5 HP AC Drive 1305
