02.2013.  A working model of a hydrogen leak detector based on thermocatalytic gas sensor manufactured by TAF-technology was created. Measuring range of hydrogen concentrations from 0.1 to 2%_vol. Received responses do not depend on the humidity and temperature of the analyzed gas-air mixture. More information you can be found here.

The example of the layout of the device can be viewed on the Internet at
http://vk.com/video8342399_163538276