Flow monitors; Body, Float Nickel plated brass; For any mounting position; Medium temperature Max. 45°C; Air scale; Switching range at 1 bar absolute; 20°C; NO contact; Connection 1/4"; Switching range 20...80Nl/min; Maximum pressure 300bar; Length 70mm; Switch unit ATEX II 2G Ex ib IIC, II 2D Ex ib IIIC