{"product_id":"cat-5500-pro-pkg-tmp-tds-nacl-wifi-trancvr-title22","title":"Pool Link 501 Series - ORP\/pH\/Temp, No Flow Cell","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 501 Series - ORP\/pH\/Temp, No Flow Cell\u003c\/b\u003e\u003cspan\u003e is an automated commercial water chemistry controller engineered for commercial swimming pools,\u003c\/span\u003e\u003cspan class=\"\"\u003e municipal aquatic centers,\u003c\/span\u003e\u003cspan class=\"\"\u003e resort spas,\u003c\/span\u003e\u003cspan\u003e and water feature applications.\u003c\/span\u003e\u003cspan\u003e Designed as a flexible core electronics package without a bundled flow manifold,\u003c\/span\u003e\u003cspan\u003e this unit provides microprocessor-driven monitoring and automated proportional dosing control for pH,\u003c\/span\u003e\u003cspan\u003e ORP (sanitizer residual),\u003c\/span\u003e\u003cspan\u003e and water temperature,\u003c\/span\u003e\u003cspan\u003e integrating directly into preexisting sampling flow cells or inline plumbing bypass loops.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eSystem Overview \u0026amp; Package Components\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003e\u003cspan\u003eThis configuration serves facility retrofits,\u003c\/span\u003e\u003cspan\u003e existing bypass loops,\u003c\/span\u003e\u003cspan\u003e and custom equipment wall panels where a sampling manifold is already in place:\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\"\u003ePool Link 501 Multi-Parameter Controller:\u003c\/b\u003e\u003cspan\u003e Microprocessor-based digital unit featuring a high-contrast digital backlit display that provides simultaneous real-time readouts of water temperature,\u003c\/span\u003e\u003cspan\u003e pH,\u003c\/span\u003e\u003cspan\u003e ORP levels (mV),\u003c\/span\u003e\u003cspan\u003e dosing output relay states,\u003c\/span\u003e\u003cspan\u003e and system diagnostics.\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\"\u003eCommercial pH Sensor:\u003c\/b\u003e\u003cspan\u003e Heavy-duty,\u003c\/span\u003e\u003cspan\u003e sealed combination glass-body pH electrode with porous liquid junction,\u003c\/span\u003e\u003cspan\u003e low-noise shielded coaxial cable,\u003c\/span\u003e\u003cspan\u003e and standard BNC connector.\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\"\u003eCommercial Platinum ORP Sensor:\u003c\/b\u003e\u003cspan\u003e High-purity platinum-band sensor engineered for rapid oxidation-reduction response across chlorinated or brominated water systems,\u003c\/span\u003e\u003cspan\u003e terminated with a moisture-resistant BNC connector.\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\"\u003ePrecision Temperature Sensor:\u003c\/b\u003e\u003cspan\u003e Solid-state temperature probe designed to report real-time basin water temperature and facilitate accurate compensation calculations.\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\"\u003eProbe Mounting Adapters:\u003c\/b\u003e\u003cspan\u003e Includes compression gland or threaded NPT adapters for securing probes into compatible flow manifolds or pipe fittings.\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\"\u003eMonitoring \u0026amp; Control Ranges:\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\u003cb data-path-to-node=\"6,0,1,0,0\" data-index-in-node=\"0\"\u003epH Range:\u003c\/b\u003e\u003cspan\u003e 0.\u003c\/span\u003e\u003cspan\u003e0 to 14.\u003c\/span\u003e\u003cspan\u003e0 pH (control band typically calibrated 7.\u003c\/span\u003e\u003cspan\u003e0 to 8.\u003c\/span\u003e\u003cspan\u003e0; resolution:\u003c\/span\u003e\u003cspan\u003e 0.\u003c\/span\u003e\u003cspan\u003e01 pH)\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\u003cb data-path-to-node=\"6,0,1,1,0\" data-index-in-node=\"0\"\u003eORP Range:\u003c\/b\u003e\u003cspan\u003e 0 to 1,\u003c\/span\u003e\u003cspan\u003e000 mV (resolution:\u003c\/span\u003e\u003cspan\u003e 1 mV)\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,0,1,2,0\"\u003e\u003cb data-path-to-node=\"6,0,1,2,0\" data-index-in-node=\"0\"\u003eTemperature Range:\u003c\/b\u003e\u003cspan\u003e 32°F to 120°F (0°C to 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=\"6,1,0\"\u003e\u003cb data-path-to-node=\"6,1,0\" data-index-in-node=\"0\"\u003eControl Modes:\u003c\/b\u003e\u003cspan\u003e On\/Off (continuous),\u003c\/span\u003e\u003cspan\u003e Proportional (pulse-frequency\/time-proportional feed to eliminate chemical overshooting),\u003c\/span\u003e\u003cspan\u003e and Manual override feed modes.\u003c\/span\u003e\u003c\/p\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\"\u003eRelay Outputs:\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\u003cspan\u003eDedicated powered or dry-contact chemical feed relays for pH (acid\/CO₂ or base) and ORP (chlorine\/bromine feed equipment),\u003c\/span\u003e\u003cspan class=\"\"\u003e rated up to 5A at 115V\/230V AC.\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\u003cspan\u003eAux\/Alarm dry-contact relay for remote notification,\u003c\/span\u003e\u003cspan\u003e interlock systems,\u003c\/span\u003e\u003cspan\u003e or external alert beacons.\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\"\u003eEquipment Compatibility:\u003c\/b\u003e\u003cspan\u003e Controls peristaltic dosing pumps,\u003c\/span\u003e\u003cspan\u003e electronic diaphragm metering pumps,\u003c\/span\u003e\u003cspan\u003e erosion feeder solenoid valves,\u003c\/span\u003e\u003cspan\u003e CO₂ gas injection systems,\u003c\/span\u003e\u003cspan\u003e and commercial electrolytic saltwater generators.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,0\"\u003e\u003cb data-path-to-node=\"6,4,0\" data-index-in-node=\"0\"\u003eSafety \u0026amp; Interlock Features:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul data-path-to-node=\"6,4,1\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,1,0,0\"\u003e\u003cspan\u003eIndependent programmable feed timeout limits per channel (auto-disables chemical feed if target setpoint is not achieved within a set time window).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,1,1,0\"\u003e\u003cspan\u003eHigh\/Low parameter alarms (audible buzzer and visual display warnings).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,4,1,2,0\"\u003e\u003cspan\u003eDedicated digital input terminals for external flow switch\/safety interlock connection.\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=\"6,5,0\"\u003e\u003cb data-path-to-node=\"6,5,0\" data-index-in-node=\"0\"\u003eEnclosure:\u003c\/b\u003e\u003cspan\u003e NEMA 4X \/ IP65 weather-resistant,\u003c\/span\u003e\u003cspan\u003e corrosion-resistant thermoplastic enclosure with a clear,\u003c\/span\u003e\u003cspan\u003e lockable hinged door to shield electronics from corrosive equipment room vapors.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"6,6,0\"\u003e\u003cb data-path-to-node=\"6,6,0\" data-index-in-node=\"0\"\u003ePower Requirements:\u003c\/b\u003e\u003cspan\u003e Universal 115V \/ 230V AC,\u003c\/span\u003e\u003cspan\u003e 50\/60 Hz,\u003c\/span\u003e\u003cspan\u003e single phase.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"8\"\u003eOperational Footprint \u0026amp; Sensor Installation\u003c\/h3\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,0,0\"\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eEnclosure Dimensions:\u003c\/b\u003e\u003cspan\u003e Approximately \u003c\/span\u003e\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"36\"\u003e11.0\" H × 9.0\" W × 5.5\" D\u003c\/b\u003e\u003cspan\u003e (approx.\u003c\/span\u003e\u003cspan\u003e 27.\u003c\/span\u003e\u003cspan\u003e9 cm × 22.\u003c\/span\u003e\u003cspan\u003e9 cm × 14.\u003c\/span\u003e\u003cspan\u003e0 cm).\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,1,0\"\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eSensor Cable Length:\u003c\/b\u003e\u003cspan\u003e Standard \u003c\/span\u003e\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"30\"\u003e10-foot\u003c\/b\u003e\u003cspan\u003e (approx.\u003c\/span\u003e\u003cspan\u003e 3.\u003c\/span\u003e\u003cspan\u003e0 m) low-noise shielded leads with protective BNC boots.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,2,0\"\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"0\"\u003eSample Stream Compatibility:\u003c\/b\u003e\u003cspan\u003e Designed to seat into standard commercial acrylic flow cells (such as Hayward\/CAT or generic 1\/2\" NPT compression ports) rated up to \u003c\/span\u003e\u003cb data-path-to-node=\"9,2,0\" data-index-in-node=\"162\"\u003e50 PSI\u003c\/b\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"9,3,0\"\u003e\u003cb data-path-to-node=\"9,3,0\" data-index-in-node=\"0\"\u003eAmbient Operating Environment:\u003c\/b\u003e\u003cspan\u003e 32°F to 122°F (0°C to 50°C),\u003c\/span\u003e\u003cspan\u003e up to 95% non-condensing relative humidity.\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":67968531103855,"sku":"PL501S","price":11891.0,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/hcc4000_product_image_49dd.jpg?v=1792678980","url":"https:\/\/commercialpoolandspasupplies.com\/products\/cat-5500-pro-pkg-tmp-tds-nacl-wifi-trancvr-title22","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}