2/2-way filter diaphragm valve Series VEM; NC; Actuation Pneumatic/internal air; Application: Cleaning of filter systems; Connection 11/2"; Nominal diameter 44mm; Pressure range 0,5-7,5bar; Number of diaphragms 2 Incl. 2/2-Pilot valve; Incl. coil 24VDC; ATEX II 2GD EEx d IIC T4 IP67 T135°C