Further information for TURCK Inductive sensor increased switching distance 4590614 - NI20-M30-VN6X-H1141
Inductive sensor, with increased switching distance, operating voltage 10.30 VDC, rated switching distance 20 mm, non-flush, threaded barrel, M30 x 1.5, chrome-plated brass, large detection range, DC 4-wire, 10...30 VDC, changeover contact, NPN output, connector, M12 x 1