Gas Detection FAQ's
How many bump tests can I get from a cylinder of calibration gas?
It can depend on several factors but most people can expect between 300-400 calibrations from a 54L tank of calibration gas.
What is a confined space?
A confined space is a work area that has limited opening for entry and exit, isn’t intended for continuous occupancy, and is large enough for you to enter and conduct work.
What’s the difference between a bump test and a calibration?
A bump test is a quick check to make sure that the monitor’s sensors react to gas. A calibration is a slightly longer test that makes sure the monitor’s sensors are checking the accuracy of the senso…
What gases are included in 4-gas monitors?
Hydrogen sulfide (H2S), carbon monoxide (CO), oxygen (O2), and lower explosive limit (LEL) gases (methane, butane, etc).
How often do I need to calibrate my monitor?
OSHA would like companies to calibrate every day but that might not be practical for everyone. Therefore, you should follow manufacturer guidelines, which are generally every 180 days.
What gas monitor do I need for my application?
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