{"product_id":"controlair-type-650-series-positive-bias-air-relay-429-829-360-650-baeu-1-4-npt-0-2-psi-0-0-14-bar-aluminum-tapped-exhaust-bsp-porting","title":"ControlAir Type 650 Series Positive Bias Air Relay, 429-829-360, 650-BAEU, 1\/4\" NPT, 0 - 2 Psi (0 - 0.14 Bar), Aluminum, Tapped Exhaust, BSP Porting","description":"\u003ch2\u003eControlAir Type 650 Series, 650-BAEU Positive Bias Air Relay\u003c\/h2\u003e\u003ch2\u003eFeatures:\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Flow Capacity:\u003c\/strong\u003e Allows flows up to 50 SCFM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour Bias Ranges:\u003c\/strong\u003e From 0-15 psi to 2-150 psi.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Relief Capacity:\u003c\/strong\u003e Large relief valve provides 15 SCFM relief capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced Supply Valve:\u003c\/strong\u003e Rolling diaphragm design makes unit insensitive to supply pressure variation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccurate Pressure Conversion:\u003c\/strong\u003e High sensitivity achieves accurate conversion of signal to output with no lag.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOptions \u0026amp; Features (See Specification Sheet For Full List):\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003eOutput Pressure From Input Signal Plus A Preset Bias\u003c\/h2\u003e\u003cp\u003eThe Type 650 positive bias relay is a signal operated regulator that provides an output pressure that is the sum of the input signal pressure plus a preset bias. The unit allows flow capacity ties up to 50 SCFM with minimal pressure drop. An aspirator tube at the output maintains the set pressure under varying flow conditions by causing the main supply valve to open and close proportionally to the flow demand. There is a choice of four adjustment ranges for the positive bias settings. This unit is most often used for conversion of a low flow control signal to the higher flow requirements of an operating system.\u003c\/p\u003e\u003cdiv style=\"clear: both;\"\u003e\u003c\/div\u003e\u003cdiv class=\"tech\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"specs\"\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eFlow Capacity at 100 psig (7 bar) supply and 20 psig (1.4 bar) output\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e50 scfm (1415 Nl\/min)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003ePort Size\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e1\/2\" BSP, 1\/2\" NPT, 1\/4\" BSP, 1\/4\" NPT, 3\/8\" BSP, 3\/8\" NPT\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eMax. Flow Cv\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e1\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eSensitivity water column\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e0.25\" (3.2 mm)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eSupply Pressure Sensitivity\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e0.1 psig (0.007 bar) for a change of 50 psi (3.4 bar) in supply pressure\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eMax. Supply Pressure\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e250 psig (17 bar)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eMax. Output Pressure\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e150 psig (10 bar)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"column\"\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eMax. Signal Pressure\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e150 psig (10 bar)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eAmbient Temperature Limits\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e-40° to 160°F (-40° to 71°C)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eWeight\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e1.75 lbs (635 gm)\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eMounting Options\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003ePipe, Panel, bracket\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eBody Materials\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003eAluminium\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eOther internal Materials\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003eStainless steel, brass, plated steel, acetal, nitrile, polyester fabric, abs plastic\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003ePart Number\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003e429-829-360\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"left\"\u003eOptions\u003c\/div\u003e\n\u003cdiv class=\"right\"\u003e\u003cdiv\u003eTapped Exhaust: Yes, BSP Porting: Yes\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv style=\"clear: both;\"\u003e\u003c\/div\u003e\u003ch2\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0721\/4576\/4430\/files\/ControlAir-Type-650-Positive-Bias-Air-Relay-Spec-Sheet.pdf?v=1786493989\"\u003eView Technical Specification Sheet Here\u003c\/a\u003e\u003c\/h2\u003e","brand":"ControlAir","offers":[{"title":"Default Title","offer_id":44165651071054,"sku":"429-829-360","price":271.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/4576\/4430\/files\/ControlAir-Type-650-Positive-Bias-Air-Relay__97132.1784300318.1280.1280.jpg?v=1786660803","url":"https:\/\/valveman.com\/products\/controlair-type-650-series-positive-bias-air-relay-429-829-360-650-baeu-1-4-npt-0-2-psi-0-0-14-bar-aluminum-tapped-exhaust-bsp-porting","provider":"ValveMan","version":"1.0","type":"link"}