What’s the difference between fire sound-light alarm and explosion proof sound-light alarm? Fire sound-light alarm is used for the sound alarm and flash alarm at the scene of the accident, especially when the visibility is low or smoke is generated at the scene of the accident. Explosion-proof acousto-optic alarm is suitable for installation in Ⅱ C (Ⅱ B) level T6 temperature group explosive gas environment.
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