Differential pressure 0 to 1,600 mbar Robust, precise combination device in aluminium housing. Remote gas sensor on gooseneck. Vibration alarm with concentration-dependent vibration sequence. Illuminated graphic display with menu technology for calling up minimum and maximum pressure or start and end pressure as well as pressure drop. Measuring range: 0 to 10,000 ppm methane 0 to 400 mbar with resolution 0.1 mbar and 400 to 1,600 mbar with resolution 1 mbar Measuring range pressure: accuracy 0.2% of the respective final value Operating time > 12 hrs in gas detection mode > 60 hrs. in pressure measuring mode with fully charged battery and 20°C Dimensions: 322 x 58 x 34 mm (incl. gooseneck) Weight: approx. 450 g Explosion-proof measuring instrument: Marking: II 2G Ex ib d IIB T3 Gb BVS 05 ATEX E 010 X Temperature range: -20°C <= TA <= +50°C