Environmental Noise Monitors

What are the latest ways to measure environmental noise?

Environmental noise monitoring has traditionally been limited to main communication methods or manual downloads.  These methods required physical presence at the instrument and the ability to access...
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OHD News

Celebrating Luke Allen’s 10 Anniversary with OHD!

Congratulations Luke on 10 years  of service.  OHD is truly grateful to have  you.  Thank you for your wonderful contributions!
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Quantifit

The need to deal with inhalation valves.

In order to achieve the highest level of fit testing, it is important to know the various parts of a respirator and how to prepare that mask for testing. Every mask regardless of type will have...
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Quantifit

“No Shave November” and OSHA’s Stance on Facial Hair

There is a common question I receive from many companies which is not based around technological advantages, accuracy, or even OSHA standards on how to perform mask fit testing.  This question comes...
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Quantifit

Quantifit Annual Calibration FAQs & Service Return

Here are some answers to common questions we receive concerning calibration:How do I initiate the calibration process?1. Complete the enclosed Service Return Form and include a copy with the shipment...
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Quantifit - Aug 1, 2016

Quantifit: Troubleshooting Survivair SCBA masks

Having problems passing a fit test on the Survivair 20-20, Panther, or Sigma masks? Download our  SurvivairTroubleshooting guide.  
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Quantifit - Aug 1, 2016

Quantifit Adapter Cleaning

Need recommendations on cleaning your Quantifit adapter? Download our Adapter Cleaning Guide.    
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1 min read
Quantifit - Jul 28, 2016

Quantifit: Setting up FT3000 version 3.0.1 on Windows 7

Setting up FT3000 and version 3.0.1 on Windows 7 This is a step by step guide for setting up the FT3000 on a new Windows 7 or 8 PC PROBLEM: Computer being updated from XP to WIN 7 or 8 will not save new data. New PC does not have a...
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