1、KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process c

2、ontrol experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTRO

3、L The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts 本安本安接口接口本安設(shè)備本安設(shè)備簡(jiǎn)單設(shè)備簡(jiǎn)單設(shè)備銜接銜接電纜電纜KINGWAYS CONT

4、ROL The process control experts KINGWAYS CONTROL The process control experts 限能電路限能電路放大器放大器維護(hù)電路維護(hù)電路信號(hào)變送信號(hào)變送主變送器主變送器保險(xiǎn)絲保險(xiǎn)絲輸出輸出電源電源230Vac電路隔離電路隔離KINGWAYS CONTROL The process control experts 購(gòu)貨本錢(qián)低購(gòu)貨本錢(qián)低 安裝空間小安裝空間小 簡(jiǎn)單可靠簡(jiǎn)單可靠 低安裝本錢(qián)低安裝本錢(qián) 輸入輸入/輸出和電源隔離輸出和電源隔離 不需求隔離接地不需求隔離接地 Full voltage available to field dev

5、ices 規(guī)范信號(hào)輸出規(guī)范信號(hào)輸出 (4-20mA) 高共模電壓高共模電壓 高安裝本錢(qián)高安裝本錢(qián) 需求隔離接地需求隔離接地 危險(xiǎn)區(qū)儀表必需與地隔離危險(xiǎn)區(qū)儀表必需與地隔離 平安柵壓降平安柵壓降 齊納走漏電流導(dǎo)入誤差齊納走漏電流導(dǎo)入誤差 平安和功能檢測(cè)困難平安和功能檢測(cè)困難 低共模電壓低共模電壓 價(jià)錢(qián)高價(jià)錢(qián)高KINGWAYS CONTROL The process control experts KINGWAYS CONTROL The process control experts 外外 殼殼 防防 護(hù)護(hù) 等等 級(jí)級(jí) IP 代代 碼碼BS EN60529; 1992) 0 無(wú)防護(hù)無(wú)防護(hù) 1 固體異物直徑大于固體異物直徑大于50mm 2 固體異物直徑大于固體異物直徑大于12mm 3 固體異物直徑大于固體異物直徑大于2.5mm 4 固體異物直徑大于固體異物直徑大于1.0mm 5 防塵防塵 6 塵密塵密 0 無(wú)防護(hù)無(wú)防護(hù) 1 垂直滴水垂直滴水 2 傾角傾角7590滴水滴水 3 淋水淋水 4 濺水濺水 5 噴水噴水 6 猛烈噴水猛烈噴水 7 短時(shí)間浸水短時(shí)間浸水 8 延續(xù)浸水延續(xù)浸水KINGWAYS CONTROL The process control experts