Pressure Gauges > Differential Pressure Gauges >Dwyer Minihelic II 2-5000


Dwyer Minihelic® II 2-5000 Series Differential Pressure Gauge

Dwyer Minihelic II gauges are designed for room positive pressure sensing, local indication on filter status, face velocity on fume hoods, duct pressures, cabinet air-purging, air samplers, electronic air cooling systems, laminar flow hoods, and medical respiratory equipment.

They feature clean design, small size, and sufficient accuracy for most standard applications. With a housing molded from mineral- and glass-filled Nylon and a molded polycarbonate lens, the Minihelic II can withstand rough use and exposure without breaking the budget.

Key Specifications

  • Air and compatible gases
  • For total pressures to 30 psig: Over-pressure is managed by a blow-out membrane molded with the diaphragm
  • Accuracy: ±5% full scale
  • Barbed pressure connection for 3/16" tubing standard, 1/8" NPTM optional
  • Available in PSI, inches or millimeters water column, Pascals and kiloPascals

Specifications, Manuals, and Supporting Literature

Click the file icon to view the file online, or right-click on the file icon and select "Save Target As..." to download the file to your computer for later viewing.
Tip: If you want to print a large file, download it to your PC first.


Subscribe to the Lesman Instrument Company YouTube channel.Lesman Instrument Company on YouTube

Video is a great way to learn about instruments and technology, and it's available whenever you need it. Watch step-by-step instructions on how to configure a transmitter, tune a controller, or troubleshoot a safety valve. We'll post videos we create, and those our manufacturer partners share with us, so you don't have to look in multiple places to find the video training you need.

Subscribe to Lesman's YouTube channel, and you'll get email notifications as soon as we add new training videos and webinars.