Overview 
 The product according to the standard GB3836-2000, MT 209-90, MT 210-90 design and manufacture of relevant content. The product gas and coal dust in a coal mine explosion hazard environments, it is common industrial television and optical transmission technology combined with anti-jamming, and other characteristics to achieve long distance transmission, you can actually live underground a variety of situations reflected by the real video. 
 1. Equipment, use of environmental conditions: 
 ? ambient temperature 0 ~ +40 ℃; 
 ? relative humidity ≤ 95% (+25 ℃); 
 ? atmospheric pressure 80 ~ 106kPa; 
 ? no significant vibration and impact areas; 
 ? gas and coal dust explosion hazard with the coal mine. 
 ? proof mark: Exd Ⅰ 
 Main Features 
 KBA167A type: video camera features a secondary light source, light level ≥ 550 Lux; can capture video images to the way optical signals to the video output. 
 KBA167B type: video camera features a secondary light source, light level ≥ 550 Lux; can capture video images to the way optical signals to the network output. 
 Main Specifications 
 1 power supply 
 Rated voltage: AC127V; 
 Input apparent power: 30 VA. 
 2 2 Lux illumination environment 
 Gray: more than 7 
 Horizontal Resolution: 350TVL 
 3 output signals (in the environmental illumination 2 Lux) 
 KBA167A type 
 ? Optical Interface Type: FC; 
 ? Wavelength: 1310nm; 
 ? Fiber mode: single mode; 
 ? optical signal power (dBm): -12 ~ -4; 
 ? optical signal categories: video optical signals. 
 KBA167B type 
 ? optical interface forms: SC; 
 ? Wavelength: 1310nm; 
 ? Fiber mode: single mode; 
 ? optical signal power (dBm): -12 ~ -4; 
 ? optical signal categories: network optical signal. 
 4 dimensions and installation dimensions: as shown below. 
 5 Weight: about 12Kg.