{"id":26759,"date":"2023-03-16T06:45:31","date_gmt":"2023-03-15T22:45:31","guid":{"rendered":"https:\/\/ancor.biz\/?post_type=product&#038;p=26759"},"modified":"2025-08-15T11:51:21","modified_gmt":"2025-08-15T03:51:21","slug":"dwyer-series-dtfo-variable-area-flowmeter-for-oil","status":"publish","type":"product","link":"https:\/\/ancor.biz\/index.php\/product\/dwyer-series-dtfo-variable-area-flowmeter-for-oil\/","title":{"rendered":"DWYER DTFO Variable Area Flowmeter"},"content":{"rendered":"<h1>Series DTFO Variable-Area Flowmeter for Oil ,Brass &amp; 316 SS Body, 2% FS Accuracy<\/h1>\n<p>&nbsp;<\/p>\n<p><b><a href=\"https:\/\/ancor.biz\/index.php\/product-category\/brand\/dwyer-instruments-brand\/\">DWYER<\/a> DTFO Variable Area Flowmeter for Liquids<\/b> measures oil rates with \u00b12% of full-scale accuracy at an affordable price. DWYER DTFO Variable Area Flowmeter is durable metal construction ensures great reliability and the strength to withstand system pressures of up to 3000 psig (200 bar). Available in 1\/4&#8243;, 1\/2&#8243; and 1&#8243; connections for a wide variety of applications. Comes calibrated for horizontal in line mounting.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"sub_heading\">Product Applications<\/p>\n<ul class=\"list-details inline product_feature\">\n<li>Monitoring pressure drop across filters or strainers<\/li>\n<li>Flow scale based on differential pressure<\/li>\n<li>Liquid level given pressure differential between bottom and top of tank<\/li>\n<li>Hydraulic equipment<\/li>\n<li>Oil &amp; gas equipment<\/li>\n<li>Heat exchangers<\/li>\n<li>Backflow prevention<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<section id=\"features\" class=\"ui-tabs-panel ui-widget-content ui-corner-bottom\" role=\"tabpanel\" aria-labelledby=\"ui-id-4\" aria-expanded=\"true\" aria-hidden=\"false\">\n<p class=\"tab-heading\">Features<\/p>\n<ul>\n<li>Durable metal construction ensures great reliability and the strength to withstand system pressures of up to 3000 psig (200 bar)<\/li>\n<li>Shatter proof construction, unlike glass tube variable area flowmeters, yields long operation life<\/li>\n<li>Preform precisely in high temperature, high vibration, shock-prone environments<\/li>\n<\/ul>\n<\/section>\n<p>&nbsp;<\/p>\n<section id=\"specs\" class=\"ui-tabs-panel ui-widget-content ui-corner-bottom\" role=\"tabpanel\" aria-labelledby=\"ui-id-3\" aria-expanded=\"true\" aria-hidden=\"false\">\n<p class=\"tab-heading\">Specifications<\/p>\n<ul>\n<li>Service: Compatible oils.<\/li>\n<li>Wetted Materials: &gt; Body: 316 SS or brass; Spring: 302SS; Range spring: 302 SS; Magnet: PTFE-coated; Metering cone: Acetal or PTFE; Seals: Buna.<\/li>\n<li>Temperature Limits: -40 to 200\u00b0F ( -40 to 93\u00b0C).<\/li>\n<li>Pressure Limit: &gt; DTFO-1B and DTFO-2B: 3000 psig (200 bar); DTFO-3S: 1500 psig (100 bar).<\/li>\n<li>Accuracy: \u00b12% FS.<\/li>\n<li>Repeatability: \u00b11% FS.<\/li>\n<li>Size: Diameter dial face 2.5&#8243; (63.5 mm).<\/li>\n<li>Process Connections: See catalog page.<\/li>\n<li>Weight: &gt; DTFO-1B: 3 lb (1.36 kg); DTFO-2B: 5 lb (2.27 kg); DTFO-3S: 10 lb (4.54 kg).<\/li>\n<\/ul>\n<\/section>\n<p>&nbsp;<\/p>\n<h1 class=\"tab-heading\">Models &amp; Ordering<\/h1>\n<p><strong>1\/4&#8243; NPT Connection, Brass body<\/strong><\/p>\n<table class=\"product-table\">\n<tbody>\n<tr>\n<th class=\"model-number\" nowrap=\"nowrap\" width=\"\">Model<\/th>\n<th class=\"description\" width=\"\">Description<\/th>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-1B-4O<\/td>\n<td class=\"description\" width=\"\">Range 0-4 gpm oil, 1\/4&#8243; npt, brass body<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>1\/2&#8243; NPT Connection, Brass body<\/strong><\/p>\n<table class=\"product-table\">\n<tbody>\n<tr>\n<th class=\"model-number\" nowrap=\"nowrap\" width=\"\">Model<\/th>\n<th class=\"description\" width=\"\">Description<\/th>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-2B-4O<\/td>\n<td class=\"description\" width=\"\">Range 0-4 gpm oil, 1\/2&#8243; npt, brass body<\/td>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-2B-8O<\/td>\n<td class=\"description\" width=\"\">Range 0-8 gpm oil, 1\/2&#8243; npt, brass body<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>1&#8243; NPT Connection, SS body<\/strong><\/p>\n<table class=\"product-table\">\n<tbody>\n<tr>\n<th class=\"model-number\" nowrap=\"nowrap\" width=\"\">Model<\/th>\n<th class=\"description\" width=\"\">Description<\/th>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-3S-15O<\/td>\n<td class=\"description\" width=\"\">Range 0-15 gpm oil, 1&#8243; npt, ss body<\/td>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-3S-20O<\/td>\n<td class=\"description\" width=\"\">Range 0-20 gpm oil, 1&#8243; npt, ss body<\/td>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-3S-25O<\/td>\n<td class=\"description\" width=\"\">Range 0-25 gpm oil, 1&#8243; npt, ss body<\/td>\n<\/tr>\n<tr>\n<td class=\"model-number\" nowrap=\"nowrap\" width=\"\">DTFO-3S-30O<\/td>\n<td class=\"description\" width=\"\">Range 0-30 gpm oil, 1&#8243; npt, ss body<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Series DTFO Variable-Area Flowmeter for Oil ,Brass &amp; 316 SS Body, 2% FS Accuracy &nbsp; DWYER DTFO Variable Area Flowmeter for Liquids measures oil rates with \u00b12% of full-scale accuracy at an affordable price. DWYER DTFO Variable Area Flowmeter is durable metal construction ensures great reliability and the strength to withstand system pressures of up &#8230; <a title=\"DWYER DTFO Variable Area Flowmeter\" class=\"read-more\" href=\"https:\/\/ancor.biz\/index.php\/product\/dwyer-series-dtfo-variable-area-flowmeter-for-oil\/\" aria-label=\"More on DWYER DTFO Variable Area Flowmeter\">Read more<\/a><\/p>\n","protected":false},"featured_media":26776,"template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"spay_email":""},"class_list":["post-26759","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-brand","product_cat-dwyer-instruments-dwyer-omega","product_cat-dwyer-instruments-brand","product_cat-dwyer-omega","product_cat-flowmeter-dwyer-instruments-dwyer-omega","product_cat-flowmeter-dwyer-instruments-brand","product_cat-flowmeter","product_cat-dwyer","product_tag-dtfo","product_tag-dtfo-variable-area-flowmeter","product_tag-dtfo-1b-4o","product_tag-dtfo-2b-4o","product_tag-dtfo-2b-8o","product_tag-dtfo-3s-15o","product_tag-dtfo-3s-20o","product_tag-dtfo-3s-25o","product_tag-dtfo-3s-30o","product_tag-dwyer-dtfo","product_tag-dwyer-dtfo-variable-area-flowmeter","sales-flash-overlay","woocommerce-text-align-center","woocommerce-image-align-center","do-quantity-buttons"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.3 - 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