{"product_id":"teledyne-hastings-instruments-hfc-d-302-flow-controller","title":"Teledyne Hastings Instruments HFC-D-302 Flow Controller","description":"\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:078c424d-fc0f-4ed2-bdd9-ba5066e74231-25\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:078c424d-fc0f-4ed2-bdd9-ba5066e74231-25\" data-turn-id-container=\"request-WEB:078c424d-fc0f-4ed2-bdd9-ba5066e74231-25\" data-testid=\"conversation-turn-52\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-8 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"5184eb37-3ef4-4bc3-aeef-cb3cf3066c13\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full dark markdown-new-styling\"\u003e\n\u003ch3 data-section-id=\"17lc1ru\" data-start=\"0\" data-end=\"16\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"18\" data-end=\"654\"\u003eThe Teledyne Hastings HFC-D-302 Flow Controller is used to precisely measure and control the flow of gases in industrial, laboratory, and process automation systems. Commonly installed in semiconductor manufacturing equipment, gas blending systems, leak testing stations, analytical instruments, environmental monitoring systems, and research laboratories where accurate thermal mass flow control is required. Maintenance technicians, process engineers, and \u003ca href=\"https:\/\/plgautomation.com\/collections\/hmi-operator-interfaces\"\u003esystem integrators\u003c\/a\u003e use this flow controller for repair, retrofit, replacement, and preventive maintenance of precision gas delivery systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5ms9th\" data-start=\"656\" data-end=\"673\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"675\" data-end=\"1108\"\u003eThe Teledyne Hastings HFC-D-302 Flow Controller is commonly used in semiconductor processing, thin film deposition, gas chromatography, pharmaceutical manufacturing, fuel cell research, environmental monitoring, leak testing, gas mixing systems, calibration equipment, and industrial process control applications requiring accurate thermal mass flow measurement and closed-loop gas flow control. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"5hg6bl\" data-start=\"1110\" data-end=\"1139\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1141\" data-end=\"2426\"\u003e• Manufacturer: Teledyne Hastings Instruments\u003cbr data-start=\"1186\" data-end=\"1189\"\u003e• Model: HFC-D-302\u003cbr data-start=\"1207\" data-end=\"1210\"\u003e• Product Type: Thermal Mass Flow Controller\u003cbr data-start=\"1254\" data-end=\"1257\"\u003e• Measurement Principle: Constant Temperature Differential Thermal Mass Flow\u003cbr data-start=\"1333\" data-end=\"1336\"\u003e• Flow Range: 0–5 sccm to 0–25 slm (Nitrogen equivalent; model dependent)\u003cbr data-start=\"1409\" data-end=\"1412\"\u003e• Accuracy: ±(0.5% of Reading + 0.2% of Full Scale) for Digital Series \/ ±0.75% to ±1.0% FS for Analog Series (model dependent)\u003cbr data-start=\"1539\" data-end=\"1542\"\u003e• Repeatability: ±0.15% FS (Digital) \/ ±0.2% FS (Analog)\u003cbr data-start=\"1598\" data-end=\"1601\"\u003e• Settling Time: Typically 1–2 seconds\u003cbr data-start=\"1639\" data-end=\"1642\"\u003e• Maximum Working Pressure: 500 PSIG (Optional 1000 PSIG)\u003cbr data-start=\"1699\" data-end=\"1702\"\u003e• Analog I\/O: Standard 0–5 VDC; Optional 0–10 VDC, 0–20 mA, or 4–20 mA\u003cbr data-start=\"1772\" data-end=\"1775\"\u003e• Digital Communications: RS-232, RS-485, USB (Digital Series)\u003cbr data-start=\"1837\" data-end=\"1840\"\u003e• Power Requirements: 11–36 VDC (Digital Series) or ±15 VDC (Analog Series), model dependent\u003cbr data-start=\"1932\" data-end=\"1935\"\u003e• Wetted Materials: 316L Stainless Steel, Nickel 200, 302\/304 Stainless Steel, Kalrez® valve seat\u003cbr data-start=\"2032\" data-end=\"2035\"\u003e• Process Connections: Swagelok®, VCR®, VCO®, NPT, or Surface Mount (configuration dependent)\u003cbr data-start=\"2128\" data-end=\"2131\"\u003e• Industrial Applications: Semiconductor manufacturing, gas blending, leak testing, laboratory instrumentation, pharmaceutical processing, and environmental monitoring\u003cbr data-start=\"2298\" data-end=\"2301\"\u003e• Service Use: OEM replacement, repair, retrofit, and preventive maintenance component. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1cz0398\" data-start=\"2428\" data-end=\"2452\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"2454\" data-end=\"2633\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Teledyne Hastings HFC-D-302A Flow Controller\u003cbr data-start=\"2500\" data-end=\"2503\"\u003e• Teledyne Hastings HFC-D-302B Flow Controller\u003cbr data-start=\"2549\" data-end=\"2552\"\u003e• Teledyne Hastings HFC-202 Flow Controller\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Teledyne","offers":[{"title":"Used Surplus - Excellent Condition","offer_id":51713823211822,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_6822d92a-69ce-4844-92dd-202be81e10b1.jpg?v=1770409078","url":"https:\/\/plgautomation.com\/products\/teledyne-hastings-instruments-hfc-d-302-flow-controller","provider":"PLG Automation ","version":"1.0","type":"link"}