{"product_id":"hanna-bl983321-tds-mini-controller-ultra-low-range","title":"Hanna BL983321 | TDS Mini Controller – 0.00 to 19.99 ppm","description":"\u003cp\u003eThe Hanna BL983321 TDS Mini Controller is designed for ultra-low TDS monitoring in high-purity water systems. It is suitable for RO permeate, deionized water, laboratory water, dialysis support water, pharmaceutical utilities, and applications where small increases in dissolved solids must be detected quickly.\u003c\/p\u003e\n\u003cp\u003eThe controller measures from 0.00 to 19.99 ppm with a resolution of 0.01 ppm. This high reading sensitivity makes it useful for triggering alarms, diverting off-spec water, or controlling valves when TDS exceeds the selected setpoint. Automatic temperature compensation supports consistent measurement during routine plant operation.\u003c\/p\u003e\n\u003cp\u003eFor Pakistani laboratories, water treatment companies, pharmaceutical units, and high-purity RO users, the BL983321 is suitable for critical low-TDS monitoring. Kamadi supplies Hanna mini controllers for continuous water quality control and automation.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUltra-low range TDS mini controller\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e0.00 to 19.99 ppm measurement range\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e0.01 ppm resolution\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e0.5 TDS conversion factor\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRelay output for alarm or control action\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for high-purity water systems\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eParameter: TDS\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRange: 0.00 to 19.99 ppm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eResolution: 0.01 ppm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±2% full scale at 25°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTDS Factor: 0.5\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTemperature Compensation: Automatic from 5 to 50°C, β = 2%\/°C\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCalibration: Manual with calibration trimmer\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eControl Output: Relay contact for automatic control\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstallation: Panel-mounted mini controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eApplications\u003cbr\u003e\n\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRO permeate monitoring\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDI water systems\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePharmaceutical water checks\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLaboratory purified water\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh-purity process water control\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Hanna","offers":[{"title":"Default Title","offer_id":45944260854017,"sku":"811410249","price":136000.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0731\/5659\/1873\/files\/hanna_bl983321_6a127ce1-c63f-4619-865a-f179e4b1dd7c.jpg?v=1737057014","url":"https:\/\/kamadi.pk\/products\/hanna-bl983321-tds-mini-controller-ultra-low-range","provider":"Kamadi Pakistan","version":"1.0","type":"link"}