Dwyer Magnehelic pressure gauge 2000-250PA

PRESSURE SERIES 2000 MAGNEHELIC® DIFFERENTIAL PRESSURE GAGES Indicate Positive, Negative or Differential, Accurate within 1% YEAR LIMITED WARRANTY RUBBER PRESSURE RELIEF PLUG WILL UNSEAT ITSELF WHEN GAGE [3] 6-32 X 3/16 [4.76] DEEP IS OVERPRESSURIZED HOLES EQUALLY SPACED ON .025 [.64] SPACE CREATED BY 3 SPACER A Ø4-1/8 [104.78] BOLT CIRCLE PADS WHEN SURFACE MOUNTED. FOR PANEL MOUNTING DO NOT OBSTRUCT. PROVIDES PATH 17/32 FOR RELIEF OF OVERPRESSURE. [13.49] 1/8 FEMALE NPT 1/8 FEMALE HIGH PRESSURE NPT HIGH CONNECTION PRESSURE 1-3/4 1-1/4 [31.75] CONNECTION [44.45] Ø4-1/2 1/8 FEMALE [114.3] NPT LOW PRESSURE 1/2 CONNECTION [12.70] Ø4-3/4 15/32 [11.91] [120.65] 1/8 FEMALE NPT LOW 1-11/16 [42.86] 7/16 [11.11] 11/16 [17.46] PRESSURE CONNECTION 17/32 Standard Magnehelic® gage [13.49] ø4-3/4 [120.65] 1/8 FEMALE NPT 1-1/4 PANEL CUTOUT HIGH PRESSURE [31.75] CONNECTION ø5 [127] 1-3/4 ø4-47/64 [44.45] ø4-1/2 [120.27] [114.3] 1/2 VIDEO ON [12.70] LINE ø5-1/2 15/32 11/16 1/8 FEMALE High Accuracy Magnehelic® gage [139.70] [11.91] 2-17/32 3/16 [17.46] NPT LOW MOUNTING RING [64.29] [4.76] PRESSURE Note: Shown with optional -SS bezel CONNECTION Select the Series 2000 Magnehelic® Differential Pressure Gages for a versatile low SPECIFICATIONS differential pressure gage with a wide choice of 81 models and 27 options to choose Service: Air and non-combustible, compatible gases (natural gas option available). from. Using Dwyer’s simple, frictionless Magnehelic® gage movement, it quickly Note: May be used with hydrogen. Order a Buna-N diaphragm. Pressures must be indicates air or non-corrosive gas pressures--either positive, negative (vacuum) or less than 35 psi. differential. The design resists shock, vibration, over-pressures and is weatherproof Wetted Materials: Consult factory. to IP67. Housing: Die cast aluminum case and bezel, with acrylic cover. Exterior finish is Select the –HA High Accuracy Magnehelic® gage option for an accuracy within 1% coated gray to withstand 168 hour salt spray corrosion test. Differential Pressure Gages of full-scale. Also included with the –HA option at no extra cost are a mirrored scale Accuracy: ±2% (-HA model ±1) of FS (±3% (-HA ±1.5%) on -0, -100PA, -125PA, overlay and a 6 point calibration certificate. -10MM and ±4% (-HA ±2%) on -00, -60PA, -6MM ranges), throughout range at 70°F (21.1°C). FEATURES/BENEFITS Pressure Limits: -20 in Hg to 15 psig (-0.677 to 1.034 bar); MP option: 35 psig • Easy to read gage through undistorted plastic face permits viewing from far away (2.41 bar); HP option: 80 psig (5.52 bar). • Patented design provides quick response to pressure changes means no delay in Enclosure Rating: IP67. assessing critical situations Overpressure: Relief plug opens at approximately 25 psig (1.72 bar), standard • Durable and rugged housing and high-quality components combine to provide long- gages only.u service life and minimized down-time Temperature Limits: 20 to 140°F* (-6.67 to 60°C). -20°F (-28°C) with low • High accuracy option is twice as accurate as the standard Magnehelic® gage temperature option. Size: 4˝ (101.6 mm) diameter dial face. APPLICATIONS Mounting Orientation: Diaphragm in vertical position. Consult factory for other • Filter monitoring position orientations. • Air velocity with Dwyer pitot tube Process Connections: 1/8˝ female NPT duplicate high and low pressure taps - one • Blower vacuum monitoring pair side and one pair back. • Fan pressure indication Weight: 1 lb 2 oz (510 g), MP & HP 2 lb 2 oz (963 g). • Duct, room or building pressures Standard Accessories: Two 1/8˝ NPT plugs for duplicate pressure taps, two • Clean room positive pressure indication 1/8˝ pipe thread to rubber tubing adapter, and three flush mounting adapters with screws. (Mounting and snap ring retainer substituted for three adapters in MP & HP gage accessories.) ACCESSORIES…