Air pressure switch HTW-AS-33

differentialIP54

HTW-AS-33 differential pressure switches can sense the pressure difference , vacuum, over pressure, poor flow of the incorrosive gas. Conventional applications include : + Monitoring Filters blocked Alarm Device + Monitoring air blower running status. + Monitoring air of ventilative pipelines + Controlling the largest gas flow of variable gas volume + Monitoring the gas of combustion furnace. Parameters Measuring range: 20Pa~200Pa Max.differential pressure: 12000Pa Degree of protection: IP54 Electrical rating value: <2A / 250VAC Working temperature:-15~+60 Storage temperature: -40~85 Min. actuating pressure: standard: 20Pa;min.starting ----------------------------------- interval:10Pa(range: 20~30Pa) Linearity: range 50~500Pa <±3Pa Installation direction: vertical(standard installation style) Hose connection: pipeΦ6.2mm Weight: 100 grams without bracket Repeatability: <±0.025mbarIn the ranges 0.2 to 2mbar