DS200GHDQF1AAB GE

3HNA009952-001 LINEAR RAIL ABB
3HNA010105-002 OP LED SI GN ABB
3HNA010302-001 LEAKAGE SENSOR ABB
3HNA010445-001 GRIPPER-ARM, 500 – 215 ABB
3HNA010762-001 MOVING MOUNTING BRACKET ABB
3HNA010922-001 CLAMP RING ABB
3HNA011025-001 CABLE CAN BUS CCBS // 4 UNITS ABB
3HNA011053-011 CABLE AC-AM2 CCBS 15+10 ABB
3HNA011207-001 NEEDLE ROLLER BEARING ABB
3HNA011345-001 CABLE KM2 – VC1.X32 ABB 7 1

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描述

继电器控制是通过元件之间的硬接线来实现的,因此其控制功能就固定在线路中了,因此功能专一,不灵活;而PLC控制是通过软件编程来解决的,只要程序改变,功能可跟着改变,控制很灵活。又因PLC是通过循环扫描工作的,不存在继电器控制线路中的联锁与互锁电路,控制设计大大简化了。

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