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  • 04-10

    2021

    plc控制柜与变频控制柜本质区别什么？

    plc控制柜厂家用来逻辑操控,首要用于组织的动作流程操控； 变频操控柜能够起到对动力装置进行维护一起又具有软发起的功用;如改动风机水泵等负载的速度,调度水压,流速等。 但实践...

  • 04-10

    2021

    PLC控制设计的基本原则

    PLC的应用往往涉及许多相关的电气知识，和其它专业控制领域的相关知识。要想较好地掌握PLC的使用和设计，一般要具备一定的相关基础知识，如电工学（含电工基础，电机学，电气控...

  • 04-10

    2021

    PLC系统控制柜在使用时有什么特殊的要求

    (1)环境温度:作业环境温度与部件的作业温度有关，一般应在5℃-40℃之间。 (2)环境湿度:PLC体系控制柜的安装环境应尽或许干燥。作业环境中相对湿度的答应范围是百分之95，不会产生冷...

  • 04-10

    2021

    PLC控制柜基本知识

    1、空开：一个总的空气开关，这个是整个柜体的电源控制。相信每个柜子都必须要有的一个东西。 2、PLC：这个要根据工程需要选择。打个比方如果工程小可以直接便是一个一体化的...

  • 04-10

    2021

    电气控制柜有哪些作用

    （一）用途 电气控制柜主要用于接收液位控制仪（器）所输出的高、低水位控制信号，控制液泵电动机的自动开起与停止，其控制形式有全压起动、降压软启动柜起动、软起动、变频控...

  • 04-10

    2021

    电气控制柜的布局要求你知识是什么吗？

    电气控制柜的布局要求你知道有哪些吗？下面就跟着小编一起来简单的了解看看吧！ 1.确保 电气控制柜 内所有设备接地良好，使用短粗接地线连接到公共接地点或接地母线。连接到变...

  • 04-02

    2021

    变频控制柜设计方案常见问题

    直流变频自动控制系统设计方案前，一定要掌握系统软件配置，工作方式，自然环境，操纵方法，顾客实际规定实际系统软件分新设计方案系统软件或是旧设备维修系统软件。 对旧设备...

  • 04-02

    2021

    PLC远程系统应该具备的5项基础功能

    1、PLC远程文件管理。 这里的文件管理是指远程可通过服务端、客户端等软件系统来上传文件、下载文件以及修改文件名、添加文件夹等操作，文件管理在线同步更新。实现PLC远程文件...

  • 03-30

    2021

    控制柜起动过电流跳闸的原因

    1.频率上升到一定值引起过电流跳闸 （1）过电流现象。因为负载偏心和有降速装置，当负载转到偏心造成的附加转矩最大时，变频器的电流也达到最大值，此时变频器的输出频率上升到...

  • 03-30

    2021

    PLC性能的高低如何去比较？

    1、输入/输出点数： 输入/输出点数是 PLC 组成控制系统时所能接入的输入/输出信号的最大数量，表示PLC组成系统时最大的规模。 2、应用程序的存储容量 应用程序的存储容量是存放用户...

新闻资讯

Vendor Selection: Why the Lowest Quote Isn't Always the Best Deal

Posted on Wednesday 20th of May 2026
A procurement manager shares hard-learned lessons on vendor selection, revealing why choosing the lowest quote can cost more in the long run through hidden fees, quality issues, and relationship breakdowns. [...]
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新闻资讯

The Print Buyer's Guide to Lightning Source: A 7-Step Cost Verification Checklist for Publishers

Posted on Wednesday 20th of May 2026
A practical, step-by-step guide for procurement managers and publishers using Lightning Source (Ingram Content Group). This checklist helps verify print costs, avoid hidden fees, and optimize your POD budget. [...]
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新闻资讯

The 11th Hour: What a 36-Hour Greeting Card Rush Taught Me About Print Deadlines

Posted on Monday 18th of May 2026
An emergency specialist recounts a high-stakes rush order for greeting cards, revealing common misconceptions about commercial printing and the hidden costs of last-minute changes. [...]
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新闻资讯

Rush Orders and the Real Cost of 'Cheaper': What an Admin Learned the Hard Way About Party Invitations

Posted on Monday 18th of May 2026
An office administrator shares real-world lessons on balancing urgency, budget, and reliability when ordering custom invitations and printed goods for corporate events. [...]
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新闻资讯

GotPrint Code? Here’s How I Actually Save Money on Business Printing (2025 Update)

Posted on Sunday 17th of May 2026
Stop just searching for a GotPrint coupon code. A procurement manager explains the real strategy to cut printing costs by 17% annually, including when a '20% off' code is actually a trap. [...]
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新闻资讯

How I Wasted $3,200 on a Custom Bottle Order & The 5-Step Checklist I Use to Prevent It

Posted on Sunday 17th of May 2026
A procurement manager's candid breakdown of a costly packaging mistake and the practical checklist now used to avoid common rigid plastic container ordering errors. [...]
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新闻资讯

Gorilla Wood Glue vs Titebond: The Honest Comparison I Wish I'd Read Before My First Big Project

Posted on Friday 15th of May 2026
A practical, hands-on comparison of Gorilla Wood Glue and Titebond from a printing and packaging professional who learned about adhesive performance the hard way. [...]
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新闻资讯

Not All Paper Is Born Equal: What a Quality Inspector Looks For in French Paper & How to Choose the Right Stock for Your Project

Posted on Friday 15th of May 2026
A quality inspector's candid guide to selecting French paper, explaining specification basics, common mistakes, and why the cheapest option often costs more in the long run. [...]
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新闻资讯

Fillmore Container Discount Codes: When They Work, When They Don't (And How to Stop Guessing)

Posted on Thursday 14th of May 2026
A practical guide to using Fillmore Container discount codes effectively. Covers three common scenarios for B2B buyers: small batch testing, bulk production orders, and custom packaging needs. Includes real-world examples of when a coupon saves money and when it costs more in the long run. [...]
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新闻资讯

FedEx Office: What a Procurement Manager Actually Thinks About Print & Ship Centers

Posted on Thursday 14th of May 2026
A candid, experience-based FAQ answering your biggest questions about FedEx Office—pricing, quality, coupon codes, and hidden costs—from the perspective of a seasoned procurement manager. [...]
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