{"product_id":"water-butterfly-valve-dnova-al-316l-epdm-dnova-da-yt1000rsn-body-material-aluminium-alloy-disk-material-stainless-steel-aisi-316l-seal-epdm-pneumatic-actuator-operated","title":"Water Butterfly Valve DNOVA al-316l-epdm-DNOVA-da-yt1000rsn, body material - aluminium alloy, disk material - stainless steel AISI 316L, seal - EPDM, pneumatic actuator operated","description":"\u003cp\u003eButterfly valves DNOVA al-316l-epdm are designed for use as shut-off or regulating valves for flow control in heat and water supply systems, in technological processes of food, chemical, oil and gas, pulp and paper and other industries. Butterfly valves should be installed only between collar flanges.\u003cbr\u003ePneumatic double-acting rotary actuators and pneumatic rotary actuators with return springs are designed for automation of control process of industrial shut-off valves - gates, ball valves. DNOVA pneumatic actuators are designed for operation both indoors and outdoors. All internal and external parts are anticorrosive coated.\u003cbr\u003eElectropneumatic rotary positioner is used for controlling pneumatic rotary actuators by means of an electric controller or a control system with an analog DC output signal with a range of 4 to 20 mA. The function of the positioner is based on the balancing of forces. The positioner uses a nozzle-flap type device and a feedback servomechanism (spring and lever system) to balance the control and feedback forces when the pneumatic actuator (valve) reaches the position corresponding to the control signal.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical parameters of water butterfly valve DNOVA al-316l-epdm-DNOVA-da-yt1000rsn, body material - aluminium alloy, disk material - stainless steel AISI 316L, seal - EPDM, pneumatic actuator operated:\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eNominal diameter DN, mm\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e40–300\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eOperating pressure PN, bar\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e16\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eWorking medium temperature t, °C\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eFrom -20 to +90\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eWorking medium\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eWater, mineral oils, hydrocarbons, oils, fats\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eFlow direction\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eTwo-way\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBody material\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eCast iron GG25\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eType of control\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eManual (handle)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eAdditional option\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eElectric or pneumatic actuator possible (ISO 5211-2001)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ctable border=\"1px\" cellpadding=\"0\" cellspacing=\"0\" class=\"table_materials_karto4ka\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eNominal pressure PN, MPa (kg\/cm²)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003e1.2 (12)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eOperating pressure, bar\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003e\u003cspan\u003e2...8\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eWorking medium\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003eFiltered compressed air or non-aggressive gases, oils\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eMaximum particle diameter\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003eLess than 30 µm²\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eOperating temperature, °C\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003e-20 to +80\u003cbr\u003e-40 to +80 (low-temperature version)\u003cbr\u003e-20 to +160 (for dry air)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eAdjustment range\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003e5° for rotation at 0° and 90°\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eManual duplication\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003eYes\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003ePosition indicator\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003eOpen\/closed\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 31.7696%;\"\u003e\n\u003cp\u003eOperating environment\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 67.9466%;\"\u003e\n\u003cp\u003eIndoors and outdoors (all internal and external parts are anti-corrosion coated)\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eBasic parameters of the electropneumatic positioner without feedback:\u003c\/h4\u003e\n\u003ctable border=\"1\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eType of action\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eOne-sided\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eInput pressure\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eFrom 1.4 to 7 bar\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eCompressed air flow\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003e3 l\/min\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eOperating temperature\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eFrom -20°C to +70°C\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eExplosion protection\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eNo\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eSealing class\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eIP66\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cp\u003eBody\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eAluminum casting\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0878\/3603\/3359\/files\/9600568000847.webp?v=1738932345\"\u003e\u003c\/p\u003e","brand":"DNOVA","offers":[{"title":"DN25 \/ 16 bar","offer_id":54725155553628,"sku":"D050-32455","price":116.21,"currency_code":"USD","in_stock":true},{"title":"DN32 \/ 16 bar","offer_id":54725155586396,"sku":"D050-32456","price":116.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0911\/6962\/0316\/files\/zatvor_diskovyi_0001_5eeb302e-9e9a-47fc-980b-ef0a58dd68c0.jpg?v=1747744407","url":"https:\/\/dnova.pro\/ar\/products\/water-butterfly-valve-dnova-al-316l-epdm-dnova-da-yt1000rsn-body-material-aluminium-alloy-disk-material-stainless-steel-aisi-316l-seal-epdm-pneumatic-actuator-operated","provider":"DNOVA","version":"1.0","type":"link"}