Educational

 

Bump testing a gas sensor involves flowing a concentration of gas that is slightly higher than the Low alarm setpoint of the gas detector for a short period of time (1-2 minutes or less). The purpose of a bump test is to confirm that the sensor responds to the presence of gas, the low alarm will activate and the gas detector overall is operating appropriately. The bump test is used

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 Ammonia has a very powerful, distinctive smell. It is dangerous to inhale Ammonia.



This document is for informational purposes only. No duty or undertaking is intended or assumed by CETCI.

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WHERE MIGHT HAZARDOUS LEVELS OF AMMONIA OCCUR?
Ice rinks                                                    Chiller rooms
Cold storage units                                       Manufacturing plants
Supermarkets                                                 - Fertilizer
Convenience stores                                        - Pharmaceuticals and

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Indoor swimming pools provide exercise and recreational fun for all ages. To ensure swimmers are submerged in crystal clear, sanitary water, a disinfectant maintenance program using Chlorine, or Chlorine & Ozone are commonly followed to treat the pool water. Chlorine is a powerful, corrosive disinfectant and in both gas and liquid forms it is toxic and hazardous to living beings at...

It only takes a spark to start a fire or cause an explosion, especially when flammable gases or vapours are present under the right conditions. There are industries that operate in these types of hazardous environments where the potential for explosions is extremely high, such as chemical plants, oil refineries, paint shops, cleaning facilities, tanks and loading facilities for flammable gases,...

Gas cylinders are made by many different manufacturers, are available in a variety of sizes, can be disposable or refillable and filled with a low, high or pressurized concentration. Generally speaking, the shelf life of calibration gas, (also known as span gas), is dependent on three factors:

  1. Gas Type

  2. Gas Concentration

  3. Gas Cylinder Quality and
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