描述
PLC较继电器控制的另一个优势在于它可以根据实际需要任意更改控制结构（或控制过程），这就要求更改程序方便快捷。
部分生产厂家的PLC产品提供一些专用模块，如通信模块、PID控制模块、计数器模块、模拟输入/输出模块等。在软件上也提供了与此相对应的程序块，往往只是简单的输入一些参数就能实现，便于用户编程。
Yaskawa AC Servo Motor USASGM-15-HGA1 USASGM15HGA1
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Yaskawa ServoPack SGDH-08AE-S 200V Servo Drive
Yaskawa USAFED-20C22 USAFED20C22 AC Servo Motor 2.5HP
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YASKAWA AC Servo motor SGMS-15A6ABG-UTOPH-40AWM ENCODER
OMRON R88D-WT04H AC SERVO DRIVER YASKAWA JUSP-NS300
NEW Yaskawa USAFED-20C22 USAFED20C22 AC Servo Motor
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YASKAWA 6W0207-1-01 E HAZARDOUS SERVO MOTOR
Yaskawa Servo Pack CACR PR03 BC 3ESY114 Axis Drive X Y
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NEW YASKAWA AC SERVO MOTOR MO.SGMPH-02A1E4ED 200W 200V
Yaskawa Electric SGDS-04A12A ServoPack 200V Servo Drive
NEW YASKAWA SERVO PACK JUSP SW15AAY13
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