3503E 数字输入模块4119A
3503E 数字输入模块4119A
产品详情资料:
(1)PLC程序的正确性。
正确的程序必xu能经得起系统运行实践的考验。
(2)PLC程序的可靠性。
●能保证系统在正常和非正常(短时掉电、某些被控量超标、某个环节有故障等)情况下都能anquan可靠地运行。
●能保证在出现非法操作(如按动或误触动了不该动作的按钮等)情况下不至于出现系统失控。
(3)PLC参数的易调整性好。
经常修改的参数,在程序设计时必xu考虑怎样编写才能易于修改。
(4)PLC程序结构简练。
简练的程序,可以减少程序扫描时间、提gaoPLC对输入信号的响应速度。
(5)PLC程序的可读性好。
英文产品详情资料:
(1) The correctness of the PLC program.
The correct program must be able to withstand the test of system operation practice.
(2) The reliability of PLC programs.
It can ensure that the system can operate reliably in both normal and abnormal situations (such as short-term power outage, certain controlled quantities exceeding the limit, or a certain link having a fault, etc.).
It can ensure that the system will not lose control in the event of illegal operations (such as pressing or accidentally touching an inappropriate button).
(3) The PLC parameters are easy to adjust.
When designing a program, it is necessary to consider how to write parameters that are frequently modified in order to be easily modified.
(4) The PLC program structure is concise.
A concise program can reduce program scanning time and improve the response speed of the PLC to input signals.
(5) The PLC program has good readability.
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