{"product_id":"porometisto-dmt01-digital-manometer-12-unit-dual-port-pressure-gauge","title":"POROMETISTO DMT01 Digital Manometer | 12-Unit Dual Port Gauge","description":"\n\u003ch2\u003ePOROMETISTO DMT01 Digital Manometer – 12-Unit Dual Port Air Pressure Gauge\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003ePOROMETISTO DMT01 Digital Manometer\u003c\/strong\u003e is a professional-grade differential pressure measuring instrument designed for HVAC technicians, engineers, and industrial professionals. With one-click switching across \u003cstrong\u003e12 pressure units\u003c\/strong\u003e and a fast 0.5-second response time, this dual-port gauge delivers accurate, reliable readings for natural gas pipelines, ventilation ducts, airtightness inspections, and laboratory environments. Made in China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12 Pressure Unit Switching:\u003c\/strong\u003e Instantly toggle between inH₂O, PSI, mbar, kPa, inHg, mmHg, oz\/in², ftH₂O, mmH₂O, cmH₂O, kg\/cm², and bar — all at the press of a button.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTriple Measurement Modes:\u003c\/strong\u003e Measures positive pressure, negative pressure, and differential pressure; one-touch differential mode captures pressure changes instantly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Accuracy:\u003c\/strong\u003e ±0.3% FS accuracy with a ±5 PSI measuring range and maximum overpressure rating of 10 PSI.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax \/ Min \/ Avg Recording:\u003c\/strong\u003e Real-time logging of maximum, minimum, and average values for comprehensive data analysis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eData Hold Function:\u003c\/strong\u003e Lock the current reading on-screen with a single press.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManual Zero Reset:\u003c\/strong\u003e One-click zero calibration ensures precise differential pressure readings every time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Auto Power-Off:\u003c\/strong\u003e User-configurable shutdown (set ON\/OFF for under or over 5 minutes) to preserve battery life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBacklit LCD Display:\u003c\/strong\u003e One-touch backlight activation for clear readings in low-light or nighttime working conditions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelative Time Display:\u003c\/strong\u003e Tracks measurement duration in real-time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnder-Voltage Indicator:\u003c\/strong\u003e Alerts you when battery replacement is needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified:\u003c\/strong\u003e Meets international safety and environmental compliance standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDMT01\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLCD with backlight\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Overpressure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.3% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRepeatability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.2% (max ±0.5% FS)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinearity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.29% FS\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0–50°C \/ 32–122°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e–10–60°C \/ 14–144°F\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Supply\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3 × 1.5V AAA batteries (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eHVAC system commissioning and debugging\u003c\/li\u003e\n  \u003cli\u003eVentilation duct flow and pressure testing\u003c\/li\u003e\n  \u003cli\u003eNatural gas pipeline pressure monitoring\u003c\/li\u003e\n  \u003cli\u003eEquipment airtightness inspection\u003c\/li\u003e\n  \u003cli\u003eIndustrial equipment maintenance\u003c\/li\u003e\n  \u003cli\u003eLaboratory gas pressure monitoring\u003c\/li\u003e\n  \u003cli\u003eAutomotive pressure diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× DMT01 Digital Manometer\u003c\/li\u003e\n  \u003cli\u003e2× Differential Pressure Connection Hoses\u003c\/li\u003e\n  \u003cli\u003e1× User Manual\u003c\/li\u003e\n  \u003cli\u003e1× Cloth Storage Bag\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/25-in-1-precision-magnetic-screwdriver-set-pro-repair-tool-kit\"\u003e25-in-1 Precision Magnetic Screwdriver Set | Pro Repair Kit\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/34-compartment-double-sided-hardware-storage-box-removable-dividers\"\u003e34-Compartment Double-Sided Hardware Storage Box \u0026amp; Dividers\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/5-in-1-diamond-ceramic-knife-sharpener-kitchen-scissors\"\u003e5-in-1 Diamond Knife Sharpener | Kitchen \u0026amp; Scissor Sharpener\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What pressure units does the POROMETISTO DMT01 Digital Manometer support?\u003c\/h4\u003e\n\u003cp\u003eA: The DMT01 supports 12 selectable pressure units: inH₂O, PSI, mbar, kPa, inHg, mmHg, oz\/in², ftH₂O, mmH₂O, cmH₂O, kg\/cm², and bar. Switching between units is done with a single button press, making it fast and convenient on the job.\u003c\/p\u003e\n\u003ch4\u003eQ: Does the digital manometer require batteries, and are they included?\u003c\/h4\u003e\n\u003cp\u003eA: The DMT01 Digital Manometer is powered by 3 × 1.5V AAA batteries. Batteries are \u003cstrong\u003enot included\u003c\/strong\u003e in the package. The device features an under-voltage indicator to let you know when it's time for a fresh set.\u003c\/p\u003e\n\u003ch4\u003eQ: Can the DMT01 measure both positive and negative pressure?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The DMT01 measures positive pressure, negative pressure, and differential pressure across a ±5 PSI range. One-touch zero calibration (manual zero reset) allows you to quickly set a baseline for accurate differential pressure readings.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the POROMETISTO DMT01 suitable for HVAC and ventilation work?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The DMT01 is purpose-built for HVAC system commissioning, ventilation duct testing, airtightness inspections, and natural gas pipeline monitoring. Its fast 0.5-second response time, ±0.3% FS accuracy, and backlit LCD display make it a dependable tool for both field professionals and lab technicians.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What pressure units does the POROMETISTO DMT01 Digital Manometer support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The DMT01 supports 12 selectable pressure units: inH₂O, PSI, mbar, kPa, inHg, mmHg, oz\/in², ftH₂O, mmH₂O, cmH₂O, kg\/cm², and bar. 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