Further information for Pepperl + Fuchs PF Interface module 188851 - VBA-4E4A-G16-ZEJ/E2L
G16 compact module, 4 inputs (PNP) and 4 electronic outputs, AS-Interface specification: V3.0, voltage: = (UAUX - 0.5 V), voltage: 21 ... 31 V, protection class: IP67 / IP68 / IP69K, protection class: EN 60529:2000, mounting: screw mounting