电子式电动调节阀
电子式电动调节阀电子式电动调节阀-ZDL(P-N)概述ZDLN型电了式电动双座调节阀是由3610L型电子式电动执行机构和双座调节机构组成。电动执行机构内有伺服系统,无须另配伺服放大器,有输入讯号及电源即可控制运转,连线简单,调节机构具有不平衡很小,允许压差,大流通能力大等特点,适用于泄漏量要求不严格的场合。主要技术参数和性能指标1、双座调节机构主要技术参数公称通径mm253240506580100125150200250300额定流量系数kv10162540631001602504006301001600公称压力(MPa)1.64.06.4(常温),4.06.4(中温),0.64.06.4(低温)行程(mm)16254060100动作速度mm/s2.13.51.73.42.0配用电动执行机构型号361LSA-20361LXA-20361LSB-30361LXB-30361LSB-50361LXB-50361LSC-65361LSC-99流量特性直线,等百分比介质温度℃-20℃~+200、-40~+250(常温)-40~+450(中温)-250~-60(低温)法兰尺寸铸铁法兰按JB78-59,铸钢法兰按JB79-59法兰型式法兰密封型式按JB77-59,铸铁法兰按光滑式,铸钢法兰按凹式,低温按准糟式阀体材质公称压力(MPa)0.6低温:-250℃~-60℃ZG1r18Ni9Ti1.6常温:-20℃~+200℃Ht2004.06.4常温:-40℃~+200℃ZG230-450、ZG1Cr18Ni9Ti中温:-40℃~-450℃ZG230-450、ZG1Cr18Ni9Ti低温:-250℃~-60℃ZG1Cr18Ni9Ti2、执行机构主要技术参数型号额定输出力N速度mm/s技术参数361LSA-20361LXA-20200020002.12.1电源:AC220V50Hz输入信号:D***-20mADC1-5V(信号线用屏蔽线)输出开度信号:D***~20mA上盖防护等级:相当IP55隔爆标志:ExdⅡBT4361LSA-30361LXA-30300030003.53.5361LSB-50361LXB-50500050001.71.7361LSC-6565002.8361LSC-99100002.03、性能指标项目指标值基本误差%&plu***n;2.5回差%2.5死区%1.0始终点偏差%电开始点&plu***n;2.5终点&plu***n;2.5电关始点&plu***n;2.5终点&plu***n;2.5额定行程偏差%2.5允许泄量L/h10-3×阀额定容量4、允许压差公称通径253240506680100125150200250300允许压差≤公称压力0.43.4外形尺寸ZDLP电动常、中温双座阀外形尺寸表公称通径LH1HD重量(Kg)PN(MPa)常温中温PN1.6MPaPN4.0,6.4MPa1.64.06.4常温中温2518519020012068083022526303332200210210120683834225283134402202302351407589092253847515025025526514576891922541515565275285295190989115222561808880300310320210102211852257710011010035035537022010441207225961201311254104254402701336154831016019524415045046047528013581570310205249269200500560570320143616483102754024352506406606704501707194731048560566530072073575046517672008310635755825公称通径DDNH1-100℃-200℃-250℃重量(Kg)H2HH2HH2H25225270290102500111270013129001512413222530031010550011187001318900151844402253103401275001190700139090015906250225340370132500120070014009001600676522538041017160014638001663100018631008022541044018860014898001689100018891121002254705002006001505800170510001905143125310550590250700184290020421100224222915031060064026070018529002052110022522962003107207603007001892900209211002292471订货须知订货时请注明1、产品型号2、公称通径3、额定流量系数KV4、流量特性5、阀体材质6、低温阀需注明使用接管长度。7、阀前后压力8、介质种类和温度范围9、电动执行器内是否带空间加热器具)