Honeywell>阀门检漏控制器>A4021A1002

Honeywell阀门检漏控制器A4021A1002

  • 产品型号: A4021A1002
  • 产品描述: Honeywell阀门检漏控制器A4021A1002
  • 咨询电话: 025-83704820,83705420

全国服务热线:

000-000-0000

A4021A系列燃气检漏装置

品牌:Honeywell(霍尼韦尔)

产地:美国


APPLICATION
TheA4021isaself--checkingmicroprocessorbasedValveProvingSystem(VPS).TheA4021checkstheeffectiveclo-sureofautomaticshut--offvalvesbymeasuringthepressuredifferentialbetweentwovalvesduringthetestsequence.Subbaseandpressureswitcharerequiredtocompletethesystem. WhenduringthetestsequenceoftheA4021afailingvalveisdetected,theA4021willgointoanon--volatilelock--outsta-tus,generatesanalarmandpreventsaburnerstart--up.Theintendedapplicationisforgasfiredpowerburnersandotherlargecapacitygasfiringinstallations,whereaccordingtotheEuropeannormEN676avalveprovingsystemcanbeusedasanalternativeforpre--purgingthecombustioncham-ber.Andforinstallationswithorwithoutpre--purgewithacapacityofmorethan1200kW



在线预定

025-83704820/83705420
电话咨询
产品中心
在线订购
QQ客服