{"title":"Liquid Monitoring","description":"\u003cp\u003eLevel measurement for machine coolant and process tanks: tramp-oil-tolerant CNC coolant monitoring and solid-state liquid level sensing, from bench evaluation to OEM integration.\u003c\/p\u003e","products":[{"product_id":"truelevel-cnc","title":"TrueLevel CNC","description":"\u003csection class=\"prose-block prose-block--lead\"\u003e\n\u003ch2\u003eSolid-state digital monitor for CNC machine coolant sumps\u003c\/h2\u003e\n\u003cp\u003eReplaces float-based level sensors with a no-moving-parts digital level + dual-zone temperature sensor. Drives an existing tramp-oil skimmer on a computed schedule. Visible across a noisy shop floor via a 450 lumen RGB light bar. Installs in 30 minutes — no drilling, no machine downtime, no subscriptions.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-features\"\u003e\n\u003ch3\u003eWhat it does that a float sensor can’t\u003c\/h3\u003e\n\u003cul class=\"feature-icons\"\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M3 7c3-2.5 6-2.5 9 0s6 2.5 9 0\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 12c3-2.5 6-2.5 9 0s6 2.5 9 0\"\u003e\u003c\/path\u003e\u003cpath d=\"M3 17c3-2.5 6-2.5 9 0s6 2.5 9 0\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003eSolid-state level sensing\u003c\/strong\u003e — no moving parts, nothing to jam on long stringy chips, sludge, or tramp-oil layers. Measures the fluid body itself, so it works equivalently with oil-based and water-soluble coolants.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M14 14.76V3.5a2.5 2.5 0 0 0-5 0v11.26a4.5 4.5 0 1 0 5 0z\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003eDual-zone temperature\u003c\/strong\u003e — one probe at the top of the tank (cutting-zone hot return), one at the bottom (cold bacterial zone). A divergence between the two is useful signal on its own.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"6\" y=\"10\" width=\"12\" height=\"4\" rx=\"2\"\u003e\u003c\/rect\u003e\u003cpath d=\"M12 4v3\"\u003e\u003c\/path\u003e\u003cpath d=\"M5.5 5.5 8 8\"\u003e\u003c\/path\u003e\u003cpath d=\"M18.5 5.5 16 8\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003e450 lumen RGB light bar\u003c\/strong\u003e — color, position, and pulse pattern encode multiple metrics simultaneously. 180° viewing angle, readable across a crowded shop floor.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003crect x=\"3\" y=\"5\" width=\"18\" height=\"14\" rx=\"2\"\u003e\u003c\/rect\u003e\u003cpath d=\"M7 9h10\"\u003e\u003c\/path\u003e\u003cpath d=\"M7 12h10\"\u003e\u003c\/path\u003e\u003cpath d=\"M7 15h6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003e4-line LCD on a magnetic mount\u003c\/strong\u003e — attaches anywhere ferrous on or near the machine. Shows level, both temperatures, skimmer status, alarm history.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpolyline points=\"23 4 23 10 17 10\"\u003e\u003c\/polyline\u003e\u003cpolyline points=\"1 20 1 14 7 14\"\u003e\u003c\/polyline\u003e\u003cpath d=\"M3.51 9a9 9 0 0 1 14.85-3.36L23 10\"\u003e\u003c\/path\u003e\u003cpath d=\"M1 14l4.64 4.36A9 9 0 0 0 20.49 15\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003eSmart Skimmer Control\u003c\/strong\u003e (Standard + Skimmer Output) — relay output with current-transformer feedback drives an existing tramp-oil skimmer on the controller’s computed schedule, not a dumb timer.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M9 3v4\"\u003e\u003c\/path\u003e\u003cpath d=\"M15 3v4\"\u003e\u003c\/path\u003e\u003cpath d=\"M6 7h12v4a6 6 0 0 1-12 0z\"\u003e\u003c\/path\u003e\u003cpath d=\"M12 17v4\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003eHaas factory-port harness\u003c\/strong\u003e — drops into the stock Haas float-sensor connector. Existing Haas alarm \/ low-coolant logic sees TrueLevel like it sees the OEM float.\u003c\/li\u003e\n\u003cli class=\"fi-row\"\u003e\n\u003cspan class=\"fi-icon\" aria-hidden=\"true\"\u003e\u003csvg width=\"20\" height=\"20\" viewbox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003ccircle cx=\"7.5\" cy=\"15.5\" r=\"4.5\"\u003e\u003c\/circle\u003e\u003cpath d=\"M10.7 12.3 21 2\"\u003e\u003c\/path\u003e\u003cpath d=\"M18 5l3 3\"\u003e\u003c\/path\u003e\u003cpath d=\"M15 8l2 2\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e \u003cstrong\u003eYou buy it. You own it.\u003c\/strong\u003e — no subscriptions, no SaaS license, no recurring fees, no cloud dependency. Sensor, controller, and light bar communicate locally.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-compare\"\u003e\n\u003ch3\u003eCompare editions\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded\u003c\/th\u003e\n\u003cth\u003eStandard\u003c\/th\u003e\n\u003cth\u003eStandard + Skimmer Output\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSolid-state digital level sensor\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDual-zone temperature monitoring\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e450 lumen RGB light bar\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e4-line LCD controller, magnetic mount\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUniversal DC harness\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHaas factory-port connector option\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSkimmer relay output + Current Transformer\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDirect connection to stock Haas float-sensor connector\u003c\/td\u003e\n\u003ctd\u003e—\u003c\/td\u003e\n\u003ctd\u003e✓\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003ePricing for each edition is in the right panel above. Pick the Skimmer Output edition if you have an existing tramp-oil skimmer to drive on the controller’s computed schedule.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-specs-prose\"\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor length:\u003c\/strong\u003e 9 in (22 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank depth range:\u003c\/strong\u003e 2–9 in (5–22 cm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e 12 V DC (24 V DC optional)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 4-line LCD, 20 characters per line\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight bar:\u003c\/strong\u003e 450 lumens, 180° viewing angle, 50,000+ hour lifespan\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor body:\u003c\/strong\u003e synthesized nylon\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCord:\u003c\/strong\u003e 7.32 ft (2.23 m) retractable coil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant compatibility:\u003c\/strong\u003e oil-based, water-soluble, synthetic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMachine compatibility:\u003c\/strong\u003e mills, lathes, grinders with a sump; 12 V DC tramp-oil skimmers (Skimmer Output edition)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting:\u003c\/strong\u003e clip-mount sensor at the sump; magnetic LCD anywhere ferrous\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-faq\"\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eHow does this sensor not jam on aluminum chips?\u003c\/summary\u003e\n  \u003cp\u003eThe sensor is fully solid-state — no moving parts, no float. There is no physical mechanism for long stringy chips, sludge, or tramp-oil layers to jam. It measures the fluid body itself electrically.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eAre there any monthly subscription fees?\u003c\/summary\u003e\n  \u003cp\u003eNo. TrueLevel CNC is sold under a strict “You Buy It. You Own It.” model. Zero recurring fees, no SaaS subscription, no cloud account required. The device runs entirely locally.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eWill it mount easily to my specific machine tool?\u003c\/summary\u003e\n  \u003cp\u003eInstallation takes about 30 minutes, requires no machine downtime, and involves no drilling. The sensor uses a heavy-duty clip-mount at the sump; the LCD controller uses a magnetic mounting plate that attaches anywhere ferrous on or near the machine.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eCan it connect back to my Haas controller?\u003c\/summary\u003e\n  \u003cp\u003eYes. The included harness has an option for direct, factory-style connection into the stock Haas float-sensor port. Existing Haas alarm and low-coolant logic sees TrueLevel as if it were the OEM float sensor.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eWill this work with oil-based and water-soluble coolants?\u003c\/summary\u003e\n  \u003cp\u003eBoth. Because the sensor is solid-state and measures the fluid body itself, it works with oil-based, water-soluble, and synthetic coolants without recalibration.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eCan it run my existing tramp-oil skimmer?\u003c\/summary\u003e\n  \u003cp\u003eYes — the Standard + Skimmer Output edition includes a relay output with a current-transformer feedback loop. It actuates your existing skimmer motor on the controller’s computed schedule, not a dumb timer.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eHow does this save a shop money?\u003c\/summary\u003e\n  \u003cp\u003ePrimarily by reducing scrapped parts. When coolant runs hot, it stops displacing heat at the cutting zone — the part heats up, expands, and a tight-tolerance finishing pass comes out of spec after it cools. Catching the temperature spike on the RGB light bar before the finishing pass lets the operator pause, rebalance, and save the part.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eThrough-spindle-coolant only — no sump. Will this work?\u003c\/summary\u003e\n  \u003cp\u003eNo. TrueLevel monitors a coolant sump. Machines running exclusively through-spindle coolant at 1000+ psi without a sump are not the target use case.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eWhat does the warranty cover?\u003c\/summary\u003e\n  \u003cp\u003e1-year parts and labor from \u003cstrong\u003edate of purchase\u003c\/strong\u003e. Ticket-based support is direct from the manufacturer in NC and continues at no charge after the warranty period.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pdp-faq\"\u003e\n  \u003csummary\u003eDo you ship internationally?\u003c\/summary\u003e\n  \u003cp\u003eU.S. shipping ships from Pittsboro, NC. International orders are case-by-case — \u003ca href=\"\/pages\/contact?product=truelevel-cnc\"\u003erequest a quote\u003c\/a\u003e with destination and Incoterm.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-compliance\"\u003e\n\u003ch3\u003eCompliance \u0026amp; origin\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Designed and assembled in Pittsboro, North Carolina, USA.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor body:\u003c\/strong\u003e synthesized nylon, sized to survive a chip-heavy sump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLight bar:\u003c\/strong\u003e 50,000+ hour rated lifespan.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField-installed by:\u003c\/strong\u003e the included owner’s manual is written for an industrial maintenance technician or competent installer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 year parts and labor from date of purchase.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e ticket-based support direct from the people who built the hardware — \u003ca href=\"\/pages\/contact?product=truelevel-cnc\"\u003eopen a ticket\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block\" id=\"section-install\"\u003e\n\u003ch3\u003eInstallation\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower off the machine\u003c\/strong\u003e at the disconnect; pop the coolant tank lid.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClip-mount the solid-state sensor\u003c\/strong\u003e at a clear point in the sump, away from heavy chip return paths.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMagnetically mount the 4-line LCD\u003c\/strong\u003e anywhere ferrous on or near the machine where the operator can see it.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount the RGB light bar\u003c\/strong\u003e high enough to be visible from operator stations across the cell.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun the DC harness\u003c\/strong\u003e from the controller to a 12 V supply on the machine. Haas: drop the harness’s factory-port connector into the stock float-sensor port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e(Skimmer Output only)\u003c\/strong\u003e wire the relay leads to the motor terminals of your existing tramp-oil skimmer; clip the current transformer around the same lead.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower on, verify\u003c\/strong\u003e level and dual-zone temperature on the LCD; confirm the light bar reflects current state. The owner’s manual walks every step.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp class=\"install-split__time\"\u003eTypical install: \u003cstrong\u003e30 minutes\u003c\/strong\u003e. No drilling. No machine downtime.\u003c\/p\u003e\n\u003c\/section\u003e\n\n\u003csection class=\"prose-block prose-block--docs\" id=\"section-docs\"\u003e\n\u003ch3\u003eDocumentation \u0026amp; warranty\u003c\/h3\u003e\n\u003cp\u003e1-year parts-and-labor warranty from \u003cstrong\u003edate of purchase\u003c\/strong\u003e. Ticket-based support direct from the manufacturer in NC.\u003c\/p\u003e\n\u003cdiv class=\"doc-buttons-row\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0661\/4106\/1317\/files\/Truelevel-CNC-Owners-Manual.pdf?v=1777351759\" target=\"_blank\" rel=\"noopener\"\u003eOwner’s Manual\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e","brand":"SAM Controllers","offers":[{"title":"Standard","offer_id":45475648176325,"sku":"TC-MA-STD","price":885.11,"currency_code":"USD","in_stock":true},{"title":"Standard + Skimmer Output","offer_id":45475648209093,"sku":"TC-MA-SKM","price":985.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4106\/1317\/files\/main-im-graphics.jpg?v=1764809545"},{"product_id":"digital-liquid-level-sensor-dev-kit-oem","title":"Digital Liquid Level Sensor Dev Kit - OEM","description":"\u003cp class=\"whitespace-pre-wrap break-words\"\u003eTransform your liquid monitoring with SAM Controllers' Digital Level Sensor - a breakthrough in solid-state sensing technology. Unlike traditional float sensors that can clog, jam, or fail, our digital sensor has no moving parts or open ports, delivering consistently accurate measurements for over 10 years. Each sensor combines precision level detection with dual temperature monitoring, providing complete tank awareness through digital feedback you can trust.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eThe real power lies in its versatility: from water tanks to chemical storage, our chemically-inert construction and I²C digital interface make integration seamless. With models ranging from 19\" to 69\" and precision stepping at 1.68\" intervals, you get granular level data without complexity. The included development unit and C libraries mean you can be up and running in hours, not weeks.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003ePerfect for replacing unreliable float systems or upgrading analog sensors, our Digital Level Sensor delivers the accuracy of lab equipment with the durability of industrial hardware. Whether you're monitoring clean water or harsh chemicals, you get reliable readings every time - no maintenance, no calibration, no worries.\u003c\/p\u003e\n\u003ch2 class=\"font-600 text-xl font-bold\" level=\"2\"\u003eDevelopment Kit Includes\u003c\/h2\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\" depth=\"0\"\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"0\"\u003eSolid-state digital level sensor (DL series)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"1\"\u003eDigital Level Development (DLD) interface unit\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"2\"\u003eComplete C libraries and sample code\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"3\"\u003eI²C communication protocol documentation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"4\"\u003eIntegration guide and technical specifications\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"5\"\u003eMounting hardware kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"font-600 text-xl font-bold\" level=\"2\"\u003eKey Development Features\u003c\/h2\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\" depth=\"0\"\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"0\"\u003eI²C digital interface (100-400kHz)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"1\"\u003e4KB NVRAM with user-accessible storage\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"2\"\u003eIntegrated dual temperature sensors\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"3\"\u003eFactory calibration data included\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"4\"\u003eReal-time operational feedback\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"5\"\u003eProgrammable status indicators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"font-600 text-xl font-bold\" level=\"2\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\" depth=\"0\"\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"0\"\u003eResolution: 1.68\" (42.2mm) steps\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"1\"\u003ePower: 5V DC, \u0026lt;15mA active\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"2\"\u003eCommunication: I²C with active feedback\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"3\"\u003eOperating temp: -25°C to +120°C\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"4\"\u003eAccuracy: ±0.1% measurement depth\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"5\"\u003eLife expectancy: 10+ years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"font-600 text-xl font-bold\" level=\"2\"\u003eAvailable Models\u003c\/h2\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\" depth=\"0\"\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"0\"\u003eModel20: 19.25\" (16.75\" measurement)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"1\"\u003eModel40: 36\" (33.5\" measurement)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"2\"\u003eModel60: 52.75\" (50.25\" measurement)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"3\"\u003eModel80: 69.5\" (67\" measurement)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003ePerfect for prototyping and development of:\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\" depth=\"0\"\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"0\"\u003eIndustrial automation systems\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"1\"\u003eSmart tank monitoring\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"2\"\u003eProcess control applications\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"3\"\u003eEnvironmental monitoring\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\" index=\"4\"\u003eCustom liquid level solutions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cem\u003eCustom lengths and configurations available for production orders\u003c\/em\u003e\u003c\/p\u003e","brand":"SAM Controllers","offers":[{"title":"Default Title","offer_id":44195303227589,"sku":null,"price":3284.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4106\/1317\/files\/0-dldu-with-ddl-level_5263c3a8-6fe0-42a4-8b77-08d11b0805ae.jpg?v=1784158393"},{"product_id":"solid-state-digital-liquid-level-sensor","title":"Solid State Digital Liquid Level Sensor","description":"\u003cp\u003e\u003cspan style=\"color: #333333;\"\u003eThe Solid State Digital Liquid Level Gauge \/ Sensors (DL) are built to operate in difficult environments with a life expectancy above 10 years.   The DL uses completely solid state design with no moving parts or open ports making it impervious to clogs, jams, stalls, float deflation and environmental changes in humidity, temperature \u0026amp;  pressure. The DL always delivers the most accurate, real-time level data 100% digitally with constant operational feedback for data you can actually trust.\u003c\/span\u003e\u003c\/p\u003e\n","brand":"SAM Controllers","offers":[{"title":"Model20 (Sense Area 16.8 “)","offer_id":44195526148293,"sku":"7081","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Model40 (Sense Area 33.6 “)","offer_id":44195526181061,"sku":"7081","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Model60 (Sense Area 49.6 “ )","offer_id":44195526213829,"sku":"7081","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Model80 (Sense Area 67.7 “)","offer_id":44195526246597,"sku":"7081","price":0.0,"currency_code":"USD","in_stock":true},{"title":"Custom Length ( 1 - 200 \")","offer_id":44195526279365,"sku":"7081","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4106\/1317\/files\/solid-state-sensor_c22d23aa-54e1-49fc-ad04-2e9fbbcd6fb9.jpg?v=1730683481"}],"url":"https:\/\/samcontrollers.com\/collections\/coolant-monitoring.oembed","provider":"SAM Controllers Store","version":"1.0","type":"link"}