Dwyer 2002AV, Differential Pressure Gauge, 0-2 Inches of WaterCondition:* New Stock, In OEM Packaging. Open Box. As Pictured.Additional Notes:* Type: Differential Pressure Gauge* Series: 2000 Magnehelic* Compatible Process Media: Cleanroom* Pressure Range: 0 – 2 Inches of Water* Air Velocity Range: 1,000-5600 fpm* Accuracy: 2.0%* Nominal Dial Size: 4.0″* IP/NEMA Rating: IP67* Rated Total Pressure: -20 inHg to 15 psi* Sensor Type: Diaphragm* Connection Size: 1/8″ NPT FemaleDwyer2002AV