05701-A-0330 HONEYWELL PLC控制系统中

ic693cmm321-km
VALMET A413076
KOLLMORGEN SERVOSTAR 603
6SL3224-0BE32-2UA0
3F88M-115M
3HNA006147-001
2TLA020070R4600
HE693STP301E
3HAB5557-1/2
1394-SJT05-C

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描述

在PLC控制系统中,需要显示的内容主要有计时器值、计数器值和数据寄存器值,数据显示方法可归纳为两种基本类型:一类为基于PLC数据通信接口,如RS-232,RS-485/422,显示装置也具有此类接口,通过数据通信方式实现数据显示。利用数据通信接口进行数据传送和显示,是实现PLC数据显示的有效途径。目前主流PLC均提供标准的RS-232或RS一485/422接口,或者通过模块扩展增加此类接口。

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