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1746-IV16

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品 牌: AB 
型 號(hào): 1746-IV16 
規(guī) 格: 1746-IV16 
單 價(jià): 1111.00元/個(gè)  
起 訂: 1 個(gè)  
供貨總量: 300 個(gè)
發(fā)貨期限: 自買家付款之日起 3 天內(nèi)發(fā)貨
所在地: 福建 廈門市
有效期至: 長(zhǎng)期有效
更新日期: 2014-06-11 18:25
瀏覽次數(shù): 4
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公司基本資料信息
 
 
 
【1746-IV16】詳細(xì)說明
1746-IV16
1746-IV16
1746-IV16

在工業(yè)自動(dòng)化控制中,經(jīng)常會(huì)遇到開關(guān)量,數(shù)字量,模擬量,離散量,脈沖量等
各種概念,而人們?cè)趯?shí)際應(yīng)用中,對(duì)于這些概念又很容易混淆?,F(xiàn)將各種概念羅
列如下:
1.開關(guān)量:一般指的是觸點(diǎn)的“開”與“關(guān)”的狀態(tài),一般在計(jì)算機(jī)設(shè)備中也會(huì)
用“0”或“1”來表示開關(guān)量的狀態(tài)。開關(guān)量分為有源開關(guān)量信號(hào)和無源開關(guān)量
信號(hào),有源開關(guān)量信號(hào)指的是“開”與“關(guān)”的狀態(tài)是帶電源的信號(hào),專業(yè)叫法
為躍階信號(hào),可以理解為脈沖量,一般的都有220VAC, 110VAC,24VDC,12VDC等信
號(hào),無源開關(guān)量信號(hào)指的是“開”和“關(guān)”的狀態(tài)時(shí)不帶電源的信號(hào),一般又稱
之為干接點(diǎn)。電阻測(cè)試法為電阻0或無窮大。
◆ 企業(yè)名稱:廈門泰尼電氣有限公司
◆ 企業(yè)性質(zhì): 有限責(zé)任公司
◆ 主營(yíng)業(yè)務(wù):DCS,PLC
◆ 經(jīng)營(yíng)模式: 貿(mào)易
◆ 貿(mào)易地區(qū): 全國(guó)
◆ 聯(lián)系人: 小廖女士)
◆ 電話:0592-6539066
◆ 聯(lián)系手機(jī):13400716209
◆ QQ:1490371370
◆ 傳真:0592-6890859 (備注“01008”收)
◆ E-mail: 1490371370@qq.com?
◆ 郵政編碼: 361026
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