{"id":6550,"date":"2025-03-17T11:51:00","date_gmt":"2025-03-17T03:51:00","guid":{"rendered":"https:\/\/www.oilfieldsequipments.com\/?p=6550"},"modified":"2025-03-17T11:51:03","modified_gmt":"2025-03-17T03:51:03","slug":"rexroth-valve-r431003806-ia480-aventics-r431003806-control-air-valve","status":"publish","type":"post","link":"http:\/\/www.oilfieldsequipments.com\/?p=6550","title":{"rendered":"Rexroth Valve R431003806\/Ia480 Aventics R431003806 Control Air Valve"},"content":{"rendered":"\n<p><strong>&nbsp;CONTROLAIR<\/strong><strong>\u00ae <\/strong><strong>VALVE<\/strong><\/p>\n\n\n\n<p><strong>Rexroth Valve R431003805\/8P-1S\/P55556-3\/IA480<\/strong><\/p>\n\n\n\n<p><strong>Description of Models<\/strong><br><strong>The H-2-X Type Controlair Valves <\/strong>are handle operated<br>4-way, exhausted center, pressure control<br>valves.<br>The typical unit contains two directional control 3-way<br>side valves and a pressure graduating portion that is<br>arranged to increase, decrease or maintain air pressure<br>to a separate delivery line. In neutral position,<br>both 3-way side valves exhaust both delivery lines. A<br>movement of 10 degrees either side of center position<br>opens the appropriate side valve and directs<br>pressure to the indicated outlet port. Continued<br>movement past 10 degrees up to full travel, or 46<br>degrees either side of neutral continues to actuate<br>the pressure graduating portion to deliver a graduated<br>pressure according to the valve of the control<br>spring.<\/p>\n\n\n\n<p><strong>Models<\/strong><br>There are six models with similar valve functions, but<br>different handle operating characteristics.<br><strong>HD-2-X Controlair Valve <\/strong>-Handle is spring returned<br>to neutral position from all positions in the handle<br>travel. Some special models exist. See notes on<br>Identity schedule on page 7.<br><strong>HD-2-LX Controlair Valve <\/strong>&#8211; Handle is spring returned<br>to neutral position from all positions except at<br>the maximum pressure setting on both sides of center.<br>The handle is held in both extreme positions by<br>a mechanical detent.<br><strong>HD-2-FX Controlair Valve <\/strong>&#8211; Handle is equipped with<br>a friction brake that will hold the handle in any position<br>selected in the handle travel.<br><strong>HD-2-XS Controlair Valve <\/strong>&#8211; Handle detents in both<br>maximum pressure positions. The handle is spring<br>returned to neutral position from all other positions in<br>the handle travel. Graduated pressure to port (8) is<br>only delivered in one direction of the handle movement.<br><strong>HD-2-FXR Controlair Valve <\/strong>&#8211; Handle function is<br>similar to the HD-2-FX Valve. The difference is the<br>two directional valves are <em>supplied <\/em>instead of being<br><em>exhausted <\/em>when the handle is in the neutral position,<br><strong>HD-2-LS Controlair Valve<\/strong>&#8211; Handle holds in full travel,<br>neutral and detent positions.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/85a168432c140c08165ce70b40051a7-5-1024x768.jpg\" alt=\"\" class=\"wp-image-6552\" srcset=\"http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/85a168432c140c08165ce70b40051a7-5-1024x768.jpg 1024w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/85a168432c140c08165ce70b40051a7-5-300x225.jpg 300w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/85a168432c140c08165ce70b40051a7-5-768x576.jpg 768w, 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srcset=\"http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-1024x768.jpg 1024w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-300x225.jpg 300w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-768x576.jpg 768w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-1536x1152.jpg 1536w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-2048x1536.jpg 2048w, http:\/\/www.oilfieldsequipments.com\/wp-content\/uploads\/2025\/03\/b3d63ba0a944c147c67a5b337a24afc-600x450.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp;CONTROLAIR\u00ae VALVE Rexroth Valve R431003805\/8 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