Issues regarding cable connections for fixed combustible gas detectors
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For hazardous chemicals and major hazard source tank areas, are there any regulatory requirements specifying that protective sleeves must be installed on the cable wires connecting the combustible gas detection alarms installed on site? If such requirements do exist, please indicate which standard and which clause mandates them. Thank you! The cable on the left side of the figure
New to the instrumentation field, coming in to take a look and learn*
Specifications for the Construction and Acceptance of Automated Instruments
Firstly, both the flexible tube and the sealed flange must be explosion-proof, with the explosion protection rating determined based on the explosion hazard zone as defined by the electrical engineering field.
Since explosion protection is required, the cable entry devices must be designed for such protection, and any additional cable entrances should be sealed with explosion-proof plugs. Let’s talk about these two issues.
Which standard’s clause is it?
Specifications for the Construction and Acceptance of Automated Instruments
Let me send you a document to take a look at; I hope it will be helpful to you: