How to implement explosion-proof measures for Rosemount transmitters and the principle of explosion-proofing.
Many of our users often choose to purchase Rosemount transmitters with explosion-proof features to better adapt to harsh working conditions before making a purchase. So the question arises, do Rosemount transmitters with explosion-proof features really provide explosion protection? The answer is definitely yes. But how does the small Rosemount transmitter achieve its own explosion-proof functionality? Today, the technical editor from Shaanxi Huibo Electromechanical will explain how Rosemount transmitters are designed for explosion protection and the principles behind it.
Release time:
2022-03-29
Source:
Many of our users often choose to purchase Rosemount transmitters with explosion-proof features to better adapt to harsh working conditions before buying them. So the question arises, does purchasing a Rosemount transmitter with explosion-proof features really provide explosion protection? The answer is definitely yes. So how does the small Rosemount transmitter achieve its own explosion-proof functionality? Today, the technical editor from Shaanxi Huibo Electromechanical will reveal how Rosemount transmitters achieve explosion protection and the principles behind it.
Does the Rosemount transmitter control explosion sources for explosion protection? In fact, the explosion-proof principle of the Rosemount transmitter controlling the explosion source refers to: artificially eliminating the explosion source of the Rosemount transmitter, which means eliminating sparks that are sufficient to cause an explosion and eliminating surface temperature rises that are sufficient to cause an explosion, with the typical representative being the intrinsic safety explosion-proof method Exi.
The working principle of the Rosemount transmitter controlling the explosion source is: using safety barrier technology, the electrical energy provided to the Rosemount transmitter and other field instruments is limited to a safe range that cannot produce sparks sufficient to cause an explosion and cannot produce surface temperature rises sufficient to cause an explosion in the Rosemount transmitter and other instruments. According to international standards and national standards in our country, when any fault occurs on the side of the safety barrier where the Rosemount transmitter and other equipment are connected (not exceeding 250V voltage), the intrinsic safety explosion-proof method can ensure explosion safety in hazardous areas. Exia level intrinsic safety devices include Rosemount transmitters, which will not cause explosive gas mixtures to explode during normal operation, when one fault occurs, or when two faults occur. Therefore, this method is the safest and most reliable explosion-proof method for field devices such as Rosemount transmitters.
Through the above introduction to the explosion protection of Rosemount transmitters, I hope to help everyone with the explosion-proof issues of Rosemount transmitters, so that we can be more convenient and safe in the production and application process of Rosemount transmitters.
Key words:
Rosemount transmitter, Rosemount explosion-proof transmitter, explosion-proof principle
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