{"product_id":"pc511-rfo","title":"Pool Link Legacy Probe Chamber w\/ Rotary Flow Switch","description":"\u003cp data-path-to-node=\"0\" class=\"first-token\"\u003e\u003cspan class=\"\"\u003eThe \u003c\/span\u003e\u003cb data-path-to-node=\"0\" data-index-in-node=\"4\" class=\"\"\u003ePool Link Legacy Probe Chamber w\/ Rotary Flow Switch\u003c\/b\u003e\u003cspan class=\"\"\u003e (machined acrylic bypass flow cell manifold) is an equipment-room flow cell assembly engineered for legacy Pool Link commercial water chemistry controllers and standard multi-parameter monitoring systems.\u003c\/span\u003e\u003cspan\u003e Plumbed into an auxiliary bypass loop across the primary pool filtration system,\u003c\/span\u003e\u003cspan\u003e it isolates sensitive electrochemical and analytical probes from line turbulence while ensuring steady,\u003c\/span\u003e\u003cspan\u003e laminar water contact and providing automated safety interlocks to prevent chemical overfeeding during circulation loss.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eSystem Overview \u0026amp; Hardware Architecture\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan\u003eDesigned for demanding commercial natatorium,\u003c\/span\u003e\u003cspan\u003e resort spa,\u003c\/span\u003e\u003cspan\u003e and municipal aquatic mechanical rooms:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003eClear Machined Acrylic Solid-Block Body:\u003c\/b\u003e\u003cspan\u003e Precision-machined from a monolithic block of transparent,\u003c\/span\u003e\u003cspan\u003e chemical-resistant acrylic.\u003c\/span\u003e\u003cspan\u003e The clear design enables instantaneous visual inspection of sample clarity,\u003c\/span\u003e\u003cspan\u003e bubble entrapment,\u003c\/span\u003e\u003cspan\u003e and probe tip fouling without requiring cell disassembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eIntegrated Rotary Paddle Flow Indicator:\u003c\/b\u003e\u003cspan\u003e A mechanical spinning rotor or paddle wheel located in the sample stream chamber provides immediate,\u003c\/span\u003e\u003cspan\u003e at-a-glance visual confirmation of water movement through the bypass assembly.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,2,0\"\u003e\u003cb data-path-to-node=\"3,2,0\" data-index-in-node=\"0\"\u003eIntegrated Magnetic Reed Flow Switch:\u003c\/b\u003e\u003cspan class=\"\"\u003e A magnetic rotor\/reed safety interlock that completes a low-voltage circuit only when adequate flow velocity is achieved.\u003c\/span\u003e\u003cspan class=\"\"\u003e If circulation halts,\u003c\/span\u003e\u003cspan class=\"\"\u003e the contact opens,\u003c\/span\u003e\u003cspan class=\"\"\u003e signaling the controller to instantly deactivate chemical dosing pumps and solenoids to prevent hazardous chlorine gas generation.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,3,0\"\u003e\u003cb data-path-to-node=\"3,3,0\" data-index-in-node=\"0\"\u003eFlow Control Metering Needle Valve:\u003c\/b\u003e\u003cspan\u003e Fine-threaded,\u003c\/span\u003e\u003cspan\u003e chemical-resistant needle valve integrated on the inlet side to throttle high-pressure supply lines and establish a steady,\u003c\/span\u003e\u003cspan\u003e non-turbulent flow velocity across probe sensing tips.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,4,0\"\u003e\u003cb data-path-to-node=\"3,4,0\" data-index-in-node=\"0\" class=\"\"\u003eSample Draw-Off Petcock \/ Spigot:\u003c\/b\u003e\u003cspan\u003e Integrated low-pressure sampling valve enabling operators to draw representative pool water directly at the probe tips for manual photometer,\u003c\/span\u003e\u003cspan\u003e DPD,\u003c\/span\u003e\u003cspan\u003e or titrimetric calibration testing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"5\"\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul data-path-to-node=\"6\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,0\"\u003e\u003cb data-path-to-node=\"6,0,0\" data-index-in-node=\"0\"\u003eSensor Port Configuration:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6,0,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,1,0,0\"\u003e\u003cspan\u003eTwo to three threaded or compression gland ports (typically 1\/2\" NPT or 3\/4\" NPT) accommodating standard combination pH probes,\u003c\/span\u003e\u003cspan class=\"\"\u003e platinum-band ORP sensors,\u003c\/span\u003e\u003cspan\u003e and temperature wells.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,1,1,0\"\u003e\u003cspan\u003eO-ring compression gland seals with retaining collars to hold probes firmly against internal line pressure.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eElectrical Safety Interlock:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6,1,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,1,0,0\"\u003e\u003cspan\u003eInternal magnetic reed dry-contact switch rated for low-voltage signal loops (typically up to 24V AC\/DC,\u003c\/span\u003e\u003cspan class=\"\"\u003e 0.\u003c\/span\u003e\u003cspan class=\"\"\u003e5A max).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,1,1,1,0\"\u003e\u003cspan\u003eDirect two-wire terminal or pigtail connection to the controller's safety flow switch interlock terminals.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,0\"\u003e\u003cb data-path-to-node=\"6,2,0\" data-index-in-node=\"0\"\u003eHydraulic Limits \u0026amp; Operating Parameters:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6,2,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,1,0,0\"\u003e\u003cb data-path-to-node=\"6,2,1,0,0\" data-index-in-node=\"0\"\u003eMaximum Working Pressure:\u003c\/b\u003e\u003cspan\u003e 50 PSI (approx.\u003c\/span\u003e\u003cspan\u003e 3.\u003c\/span\u003e\u003cspan\u003e45 bar).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,1,1,0\"\u003e\u003cb data-path-to-node=\"6,2,1,1,0\" data-index-in-node=\"0\"\u003eOptimal Bypass Flow Rate:\u003c\/b\u003e\u003cspan\u003e 0.\u003c\/span\u003e\u003cspan\u003e5 to 1.\u003c\/span\u003e\u003cspan\u003e5 GPM (approx.\u003c\/span\u003e\u003cspan\u003e 2 to 6 LPM).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,2,1,2,0\"\u003e\u003cb data-path-to-node=\"6,2,1,2,0\" data-index-in-node=\"0\"\u003eMaximum Water Operating Temperature:\u003c\/b\u003e\u003cspan\u003e 120°F (approx.\u003c\/span\u003e\u003cspan\u003e 49°C).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,3,0\"\u003e\u003cb data-path-to-node=\"6,3,0\" data-index-in-node=\"0\"\u003ePlumbing Connections:\u003c\/b\u003e\u003cspan\u003e Standard 1\/4\" NPT or 3\/8\" compression fittings for flexible,\u003c\/span\u003e\u003cspan\u003e chemical-resistant polyethylene tubing.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":67968594641007,"sku":"PC511-RFO","price":2047.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/AC075-min_800x_cc984834-3579-41ef-937b-600429fe98ea.webp?v=1792679781","url":"https:\/\/commercialpoolandspasupplies.com\/products\/pc511-rfo","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}