Description Specifications Literature Accessories Description The TSI DP-Calc™ Micromanometer 5825 allows you to easily make HVAC pressure and duct velocity measurements. The DP-Calc 5825 is a simple to operate, hand held digital micromanometer for fast, accurate differential and static pressure measurements. The high performance DP-Calc 5825 can calculate flow and has data logging capabilities.Included Items InstrumentsHard carrying case4 alkaline batteriesOperation and service manualCalibration certificate(2)1.2-m rubber tubesStatic pressure tipLogDat2™ Downloading software and USB cable State of California Proposition 65 WARNINGCancer and Reproductive Harm - www.P65Warnings.ca.gov. Product Specifications Stage/Differential Pressure Range:-15 to +15 in. H20(-28.0 to +28.0mm Hg, -3735 to +3735 Pa)Accuracy:±1% of reading ±0.005 in. H20(±0.01 mm Hg. ±1 Pa) Resolution:0.001 in. H20 (0.1 Pa, 0.01 mm Hg) Velocity (Pitot Tube) Range:250 to 15,500 ft/min (1.27 to 78.7 m/s) Accuracy:±1.5% at 2,000 ft/min (10.16 m/s) Resolution: 1ft/min (0.1 m/s) Duct Size 1 to 500 inches in increments of 0.1in(2.5 to 1270 cm in increments of 0.1cm) Volumetric Flow Rate RangeActual range is a function of velocity, pressure, duct size, and K factor Literature & Docs Accessories TSI Alnor Pitot Probe 12 in 634634000 $170.00 Was: Now: $153.00 In Stock Add To Cart View More TSI Alnor Pitot Probe 24 in 634634002 $205.00 Was: Now: $184.50 In Stock Add To Cart View More TSI Alnor Pitot Probe 18 in 634634001 $190.00 Was: Now: $171.00 In Stock Add To Cart View More TSI Alnor Static Pressure Probe 3002017 $35.00 Was: Now: $31.50 In Stock Add To Cart View More TSI Alnor Pitot Probe 36 in 634634003 $240.00 Was: Now: $216.00 In Stock Add To Cart View More TSI Alnor 8 ft Norprene Tubing 372000000 $20.00 Was: Now: $18.00 In Stock Add To Cart View More TSI Alnor Pitot Probe 60 in 634634005 $270.00 Was: Now: $243.00 In Stock Add To Cart View More TSI Alnor Telescoping Pitot Probe 8 in - 38 in 634634004 $350.00 Was: Now: $315.00 In Stock Add To Cart View More