Spectral measurement device for sulfur hexafluoride gas

The utility model discloses a sulfur hexafluoride gas spectral measurement device in the technical field of gas detection, which comprises an industrial personal computer, a driving circuit and three measurement gas chambers, an ultraviolet light long optical path measurement gas chamber uses a 200nm pulse xenon lamp as a light source and an ultraviolet CCD (charge coupled device) as a photoelectric sensor, and is used for measuring SO2, H2S and CS2; the infrared light long-path measurement gas chamber uses a 4.3 [mu] m infrared LED as a light source and an infrared CCD as a photoelectric sensor, and is used for measuring CO and CO2; the far-infrared light short-optical-path measurement gas chamber uses a far-infrared LED (Light Emitting Diode) of 10.55 mu m as a light source and a far-infrared CCD (Charge Coupled Device) as a photoelectric sensor, and is used for measuring the purity of sulfur hexafluoride gas. The spectral measurement device is high in precision, can be used for simultaneously measuring var