VISIBILITY SENSOR AND GAS FOR TUNNEL BLET
ref: VISIBILITY SENSOR AND GAS FOR TUNNEL BLET
ref: SONH5-TUBGAZ

This BLET sensor measures the visibility and fumes in tunnels. Visibility measurement range: 0-35 * 10 ^ -3 m ^ -1. CO measurement range: 0-300 ppm. NO measurement range: 0-30 ppm. NO2 measurement range: 0-10 ppm. RS 485 and 4 ... 20 mA output. IP67. Weight 18kg.