front of sensor durable against pressure 6 bar, 20'000 cycle type cylindrical threaded temperature drift < 0,18 % Sde/K repeat accuracy < 0,5 mm residual ripple < 10 % Vs material O-ring FFKM width / diameter 18 mm special type chemically resistant coating active face Parylene sonic frequency 400 kHz scanning range far limit Sde 60 ... 400 mm hysteresis typ. 4 % Sde scanning range sd 60 ... 400 mm short circuit protection yes connection types connector M12 response time ton < 25 ms protection class IP 67 housing material stainless steel 1.4435 (V4A) output circuit NPN break function (NC) height / length 91,5 mm output indicator LED green current consumption max. (no load) 35 mA output current < 200 mA alignment aid target indication flashing voltage supply range +Vs 12 ... 30 VDC operating temperature 0 ... +60 °C release time toff < 25 ms adjustment Teach-in voltage drop Vd < 2 VDC reverse polarity protection yes manufacter SKU UNAR 18N7912/S14G