代PLC不仅有逻辑运算、计时、计数、顺序控制等功能，还具有数字和模拟量的输入输出、功率驱动、通信、人机对话、自检、记录显示等功能。既可控制一台生产机械、一条生产线，又可控制一个生产过程
目前，大多数PLC仍采用继电控制形式的“梯形图编程方式”。既继承了传统控制线路的清晰直观，又考虑到大多数工厂企业电气技术人员的读图习惯及编程水平，所以非常容易接受和掌握。梯形图语言的编程元件的符号和表达方式与继电器控制电路原理图相当接近。通过阅读PLC的用户手册或短期培训，电气技术人员和技术工很快就能学会用梯形图编制控制程序。同时还提供了功能图、语句表等编程语言
STEALTH GEARBOX PX
SIEMENS AC MOTOR 1LA2015-4AB
SIEMENS SERVO MOTOR 1FK7060-5AF71-1AB3
INDRAMAT SERVO MOTOR MAC112D-2-ED-4-C/130-A-2/AM164SG/S018
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OMRON CPU BASE UNIT RACK C200HW-BC101
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ALLEN BRADLEY DRIVE 1336VT-B050-EAS REPAIR SERVICE
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KOLLMORGEN DIGIFAS DRIVE DIGIFAS 7108
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FANUC AC SERVO MOTOR A06B-0313-B072-R
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BOURDON PRESSURE GAGE CLASS 1, AISI 316 L
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FANUC PULSE ENCODER AT103
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ALLEN BRADLEY AC SERVO MOTOR MPL-A420P-HJ22A