Cable free sensor of metal of rapid response, in pipe of aramida and it crowns with synthetic fiber of 4mm diameter. Retarder to the flame and free of halogens. Temperature of functioning-40ºC to +85ºC. Free of maintenance. It allows extreme temperatures of 1000ºC, and 750ºC for 2 hours. Certificate EN54-5 together with the controller DTS-x000. I boast for meter.