工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)(Industrial?Personal?Computer)通(tong)俗的(de)(de)說(shuo)就(jiu)是專(zhuan)門為工(gong)(gong)(gong)(gong)業現場(chang)(chang)而(er)設計(ji)(ji)的(de)(de)計(ji)(ji)算機(ji)(ji)(ji)(ji)，工(gong)(gong)(gong)(gong)業電腦(nao)(nao)的(de)(de)環境(jing)要(yao)惡(e)劣，有(you)些(xie)好的(de)(de)品牌機(ji)(ji)(ji)(ji)確實(shi)能(neng)(neng)在相(xiang)同(tong)環境(jing)運行，或許還能(neng)(neng)穩(wen)定，但不能(neng)(neng)保(bao)證長時間穩(wen)定工(gong)(gong)(gong)(gong)作(zuo)，很多工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)是工(gong)(gong)(gong)(gong)作(zuo)在無(wu)人區，是不允許有(you)任何錯誤的(de)(de)，穩(wen)定高于(yu)性(xing)(xing)(xing)(xing)能(neng)(neng)。工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)在電子元件(jian)(jian)的(de)(de)用(yong)(yong)料上就(jiu)要(yao)不同(tong)于(yu)普(pu)通(tong)商(shang)務電腦(nao)(nao)，也(ye)是成本差別。市場(chang)(chang)面(mian)也(ye)不同(tong)，工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)的(de)(de)接口需(xu)求(qiu)在現在家(jia)用(yong)(yong)電腦(nao)(nao)上有(you)些(xie)已經被淘汰，而(er)工(gong)(gong)(gong)(gong)業電腦(nao)(nao)則需(xu)求(qiu)而(er)且(qie)超常規。系(xi)統架(jia)構不全相(xiang)同(tong)，只是工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)做了某些(xie)特(te)(te)殊設計(ji)(ji)保(bao)持了其與普(pu)通(tong)商(shang)用(yong)(yong)機(ji)(ji)(ji)(ji)的(de)(de)硬件(jian)(jian)互換(huan)性(xing)(xing)(xing)(xing)。工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)在可(ke)靠(kao)性(xing)(xing)(xing)(xing)、穩(wen)定性(xing)(xing)(xing)(xing)、耐候性(xing)(xing)(xing)(xing)、抗(kang)震性(xing)(xing)(xing)(xing)、防(fang)水防(fang)塵性(xing)(xing)(xing)(xing)、抗(kang)干擾性(xing)(xing)(xing)(xing)、可(ke)擴展性(xing)(xing)(xing)(xing)、EMC兼(jian)容性(xing)(xing)(xing)(xing)能(neng)(neng)等方面(mian)肯定要(yao)優于(yu)商(shang)用(yong)(yong)機(ji)(ji)(ji)(ji)，元器件(jian)(jian)多是選用(yong)(yong)工(gong)(gong)(gong)(gong)業級甚至部分采用(yong)(yong)軍用(yong)(yong)級的(de)(de)，這樣才能(neng)(neng)適應(ying)工(gong)(gong)(gong)(gong)業現場(chang)(chang)環境(jing)的(de)(de)要(yao)求(qiu)。工(gong)(gong)(gong)(gong)業現場(chang)(chang)一般具有(you)強烈(lie)的(de)(de)震動，灰(hui)塵特(te)(te)別多，另有(you)很高的(de)(de)電磁場(chang)(chang)力干擾等特(te)(te)點，且(qie)一般工(gong)(gong)(gong)(gong)廠(chang)均是連(lian)續作(zuo)業即一年中一般沒(mei)有(you)休息。因此(ci)，工(gong)(gong)(gong)(gong)控(kong)機(ji)(ji)(ji)(ji)與普(pu)通(tong)計(ji)(ji)算機(ji)(ji)(ji)(ji)相(xiang)比必須具有(you)以下特(te)(te)點：

      1)機箱采用鋼結構，有較高的防磁、防塵、防沖擊的能力。
      2)機箱內有專用底板，底板上有PCI和ISA插槽。
      3)機箱內有專門電源，電源有較強的抗干擾能力。
      4)要求具有連續長時間工作能力。
      5)一般采用便于安裝的標準機箱(4U標準機箱較為常見)