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> Magnehelic differential pressure gauge in hoffman box
Magnehelic differential pressure gauge in hoffman box
MAGNEHELIC Differential pressure gage in Hoffman box W/ 24V Power Supply
The Magnehelic® gauge is the industry standard to measure fan and blower pressures, filter resistance, air velocity, furnace draft, pressure drop across orifice plates, liquid levels with bubbler systems and pressures in fluid amplifier or fluidic systems. It also checks gas-air ratio controls and automatic valves, and monitors blood and respiratory pressures in medical care equipment.
Service: Air and non-combustible, compatible gases.
Housing: Die cast aluminum case and bezel, with acrylic cover. Exterior finish is
coated gray to withstand 168 hour salt spray corrosion test.
Accuracy: ±2% of full scale (±3% on - 0, -100 Pa, -125 Pa, 10MM and ±4%
on - 00, -60 Pa, -6MM ranges), throughout range at 70°F (21.1°C).
Pressure Limits: -20Ë Hg. to 15 psig.†(-0.677 bar to 1.034 bar); MP option:
35 psig (2.41 bar), HP option: 80 psig (5.52 bar).
Temperature Limits: 20 to 140°F.* (-6.67 to 60°C).
Size: 4Ë (101.6 mm) Diameter dial face.
Mounting Orientation: Diaphragm in vertical position.
Process Connections: 1/8Ë female NPT duplicate high and low pressure taps
- one pair side and one pair back
Seams continuously welded and ground smooth
External screw clamps are quick and easy to operate
External wall-mounting brackets are 12 gauge steel
UL 50, File No. E27567: Type 12 and 13
UL 508A, File No. E61997: Type 12 and 13
JIC standard EGP-1-1967 (14 gauge only)
