{"product_id":"ckd-avb47-high-vacuum-air-operated-valve-two-stage","title":"CKD AVB*47 High Vacuum Air Operated Valve (2-Stage Soft Exhaust)","description":"\u003cp class=\"ps-intro\"\u003eTwo-stage high-vacuum angle valve that performs soft (slow) and main exhaust from one body, NW25 to NW63.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eTwo-stage operation: soft exhaust then main exhaust, separate pilot ports (0.4-0.6 MPa each)\u003c\/li\u003e\n\u003cli\u003eSoft exhaust conductance set by adjusting nut rotation\u003c\/li\u003e\n\u003cli\u003eCKD formed bellows (SUS316L) with aluminium body; seat leak 1.3x10^-10 Pa m3\/s (He)\u003c\/li\u003e\n\u003cli\u003eHigh-temp option H0 (5-150 C, no magnet); H0M (with magnet) only with ET0H\/ET0V switch\u003c\/li\u003e\n\u003cli\u003eAuto switches mount on the main exhaust valve only, e.g. AVB447-40K-4-DT5H3-H\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eOperation\u003c\/th\u003e\n\u003ctd\u003e2-stage (soft + main exhaust)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFluid\u003c\/th\u003e\n\u003ctd\u003eVacuum and inert gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating pressure\u003c\/th\u003e\n\u003ctd\u003e1.3x10^-6 to 1x10^5 Pa (abs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax differential pressure\u003c\/th\u003e\n\u003ctd\u003e0.1 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProof pressure\u003c\/th\u003e\n\u003ctd\u003e0.3 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePilot pressure\u003c\/th\u003e\n\u003ctd\u003e0.4-0.6 MPa (main and soft)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody\u003c\/th\u003e\n\u003ctd\u003eAluminium A6063\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmbient temperature\u003c\/th\u003e\n\u003ctd\u003e0-60 C (no freezing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eCKD Korea catalog CB-035K, p. 112-115\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-H0-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-H0-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-H0-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB347-25K-H0-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 24 mm | Connection: NW25 | Conductance: 13 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-H0-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-H0-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-H0-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB447-40K-H0-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 39 mm | Connection: NW40 | Conductance: 43 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-H0-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-H0-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-H0-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB547-50K-H0-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 48 mm | Connection: NW50 | Conductance: 74 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-60 C (magnet built-in) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-H0-4\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-H0-1\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-H0-2\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAVB647-63K-H0-3\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eOrifice: 68 mm | Connection: NW63 | Conductance: 166 L\/s | Fluid temp: 5-150 C (no magnet) | Pilot port position: 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"CKD","offers":[{"title":"Default Title","offer_id":67524341661986,"sku":"AVB347-25K-4","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/ckd-avb47-high-vacuum-air-operated-valve-two-stage.jpg?v=1791975011","url":"https:\/\/prosourcemro.com\/products\/ckd-avb47-high-vacuum-air-operated-valve-two-stage","provider":"ProSource MRO","version":"1.0","type":"link"}