{"product_id":"treegers-quantum-par-meter-professional-handheld-ppfd-dli-analyzer","title":"Treegers - Quantum PAR Meter – Professional Handheld PPFD \u0026 DLI Analyzer","description":"\u003csection\u003e\n\u003ch3\u003eTreegers - Quantum PAR Meter – Professional Handheld PPFD \u0026amp; DLI Analyzer\u003c\/h3\u003e\n\u003cp\u003eEliminate the guesswork from your indoor cultivation and take absolute command of your light canopy with the Treegers Quantum PAR Meter. Designed as an indispensable tool for precision crop steering, this commercial-grade quantum sensor accurately measures Photosynthetically Active Radiation (PAR) by quantifying Photosynthetic Photon Flux Density (PPFD) across the vital 400 to 700 nanometer (nm) waveband. Whether you are mapping out a commercial multi-bar LED facility or fine-tuning a small boutique grow tent, this handheld analyzer shows you exactly how many usable photons your plants are absorbing in real time. Featuring an integrated logging computer that automatically calculates Daily Light Integral (DLI), the Treegers Quantum PAR Meter gives you the data needed to maximize vegetative growth speeds, prevent light bleach stress, and optimize your overall energy consumption. Built with an independent, extendable remote sensor head, it allows you to take precise, level readings right at the plant canopy without your body blocking the light path or throwing off the data.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eBest For:\u003c\/strong\u003e Precision canopy PPFD mapping, calculating accurate Daily Light Integral (DLI) targets, calibrating commercial LED dimming heights, identifying dark spots in grow rooms, and protecting delicate seedlings from light stress.\u003c\/p\u003e\n\u003ch3\u003eKey Features \u0026amp; Technical Advancements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision 400–700nm PAR Sensor:\u003c\/strong\u003e Outfitted with a premium optical filter featuring sharp cut-on and cut-off wavelengths at 400nm and 700nm (±10nm). This ensures highly accurate monitoring of the full photosynthetic spectrum while ignoring non-usable light waves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated DLI Computational Engine:\u003c\/strong\u003e Automatically tracks and calculates Daily Light Integral (DLI) in moles per square meter per day ($\\text{mol\/m}^2\\text{\/day}$). This essential feature lets you confidently manage your plants' total daily photon dosage to hit optimal metabolic sweet spots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual-Cord Remote Sensor Versatility:\u003c\/strong\u003e Shipped with both a flexible 1.5-meter coiled cord for quick handheld canopy checks and a 3.5-meter straight extension cable. This long-reach setup is perfect for taking measurements inside tall vertical racks or sealed cultivation displays.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Resolution Data Diagnostics:\u003c\/strong\u003e Features an ultra-fine display resolution of 0.1 µmol\/m²\/sec for low-light readings (0–999) and 1 µmol\/m²\/sec for high-intensity tracking (1000–3999), backed by a rock-solid repeatability rating of ±1 µmol\/m²\/sec.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOn-Board 99-Reading Data Logger:\u003c\/strong\u003e Built-in internal memory stores up to 99 individual data logs. This lets you quickly chart minimum, maximum, and average values across your entire grow tables without needing a separate clipboard or computer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRugged Light-Object Architecture:\u003c\/strong\u003e Engineered into an ultra-portable, 115-gram pocket-sized main housing powered by two standard AAA batteries, making it easy to carry around the facility during long daily canopy inspections.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProduct Technical Specifications Matrix\u003c\/h3\u003e\n\u003cstrong\u003eData Logging Capacity\u003c\/strong\u003e\n\u003ctable style=\"border-collapse: collapse; width: 100%; text-align: left;\" cellpadding=\"5\" border=\"1\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003ePerformance \u0026amp; Optical Analysis Parameters\u003c\/th\u003e\n\u003cth\u003eEngineering Metric \/ Design Detail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand \u0026amp; Product Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTreegers Diagnostics Suite \/ Model: Quantum PAR Meter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpectral Detection Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e400nm to 700nm (Photosynthetically Active Radiation Waveband)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Waveband Boundaries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCut-On: 400 ±10nm \/ Cut-Off: 700 ±10nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePPFD Measurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 to 3999 µmol\/m²\/sec Absolute Photon Flux Intensity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Display Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.1 µmol\/m²\/sec (From 0–999) \/ 1 µmol\/m²\/sec (From 1000–3999)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Repeatability Index\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1 µmol\/m²\/sec High-Consistency Precision Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdvanced Analytical Metrics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReal-Time Max \/ Min \/ Average Values and Daily Light Integral (DLI)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Memory Storage Allocations for Up to 99 Individual Log Readings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRemote Sensor Cables\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIncludes 1.5m Coiled Flexible Cord + 3.5m Heavy-Duty Straight Cord\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Requirement Package\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDirect DC Operation via 2 x AAA Alkaline Batteries (Included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnvironmental Operating Bounds\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0°C to 50°C (32°F to 122°F) \/ Relative Humidity: 0–95% Non-Condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Structural Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMain Console: 115 x 60 x 24mm \/ Optical Remote Sensor Head: 80 x 45.6 x 26mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHardware Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e115 grams (Excluding Internal Batteries and Extension Cables)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFactory Structural Warranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Years Full Commercial Replacement Protection Plan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAdvanced Crop Steering \u0026amp; Environmental Optimization Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision DLI Balancing for Optimal Growth:\u003c\/strong\u003e Daily Light Integral (DLI) measures the total amount of light your plant receives over a 24-hour day. Use the meter to track this metric closely. For vegetative crops like leafy greens or early vegetative herbs, aim for a DLI of 14-17 moles\/day. When moving into high-metabolism reproductive stages under intense full-spectrum lighting, increase your targets to 25-30 moles\/day to maximize crop development without wasting electricity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoot-Zone Hydration and Light Intensity Sync:\u003c\/strong\u003e Pushing your PPFD past 800 µmol\/m²\/sec significantly increases your crop's water transpiration and nutrient uptake. Balance this high metabolic demand by growing your plants in breathable fabric aeration pots packed with a porous 70\/30 blend of \u003cstrong\u003eCoco Coir and Horticultural Perlite\u003c\/strong\u003e. Ensure your root zones stay uniformly supported by connecting your micro-drip emitters to a high-pressure \u003cstrong\u003ePlont PPH Submersible Pump\u003c\/strong\u003e automated on a cyclical shot-timer.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEliminating Sensor Shadow Errors:\u003c\/strong\u003e To get perfectly accurate data, always hold the remote optical sensor completely level at the absolute top of your plant canopy. Use the 1.5-meter coiled cord to keep the main display unit away from the sensor head. This prevents your body, arms, or the handheld console from casting subtle shadows over the diffuser lens, ensuring your PPFD data stays clean and true.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical Lens Calibration Protection:\u003c\/strong\u003e The white acrylic diffuser lens on the remote sensor head must remain completely spotless to maintain its factory calibration. Avoid touching the lens with bare fingers, as natural skin oils can discolor over time and alter your readings. After completing your daily room inspections, wipe the sensor head down with a dry, anti-static microfiber cloth and store the unit in its protective case away from extreme heat and moisture.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eIdeal For (Uses)\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial Canopy Mapping:\u003c\/strong\u003e An essential diagnostic tool for commercial facility managers who need to map out light grids, adjust fixture hanging profiles, and ensure uniform PPFD distribution across vast rolling benches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Driver Efficiency Fine-Tuning:\u003c\/strong\u003e Perfect for high-tech growers using modular dimmers or smart controllers, allowing them to dial in exact target light outputs down to the single digit without over-lighting.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNursery Propagation Screening:\u003c\/strong\u003e Ideal for nursery staff to verify that delicate tissue cultures, fresh clones, and emerging seedlings are receiving safe, low-intensity light doses (75-150 µmol\/m²\/sec) to promote healthy early rooting.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e","brand":"Holland Forge","offers":[{"title":"Default Title","offer_id":48442708230244,"sku":"4355","price":280.9,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/6487\/0244\/files\/PARMETER.png?v=1779383177","url":"https:\/\/www.greenhousepolytunnels.com.au\/products\/treegers-quantum-par-meter-professional-handheld-ppfd-dli-analyzer","provider":"Greenhouse \u0026 Polytunnels","version":"1.0","type":"link"}