| abstract |
The utility model discloses an explosion-proof type infrared telemetry alarm for toxic and harmful gases. The alarm is composed of an upper casing and a lower casing that are matched up and down and installed in an airtight manner; the side of the upper casing is provided with a visible light window and an infrared window. The visible light window and the infrared window are installed at their corresponding openings, the visible light window and the opening are also provided with a visible light pressure ring, and the outside of the infrared window is also provided with an infrared window protection grid; The unit is provided with a cable introduction device on its side; the visible light image and infrared radiation of the toxic and harmful gas from the monitoring environmental target enter the inside of the alarm device after passing through the visible light window and the infrared window, and after the gas identification unit component is identified, the identification result The network communication line is transmitted to the remote monitoring computer for sound and light alarm. The explosion-proof level of the telemetry alarm is ExdⅡB and the protection level is IP66, which can be used in explosive environments. |