hysteresis 2 ... 15 % of Sr switching frequency < 500 Hz type cylindrical threaded manufacter SKU IFRR 18N33T1/PL-9 special type Outdoor design reverse polarity protection yes cleaning temperature 80 ... +100 °C (30 min/day) short circuit protection yes output circuit NPN break function (NC) output indicator LED red voltage drop Vd < 2 VDC output current < 200 mA connection types cable PUR 3 x 0,25, 2 m protection class IP 68/69K & proTect+ output current (at cleaning temperature) < 100 mA mounting type non-flush shock resistance EN 61373: 2010 (category 3), 10 bumps per axis (100 g, 6 ms, EN 60068-2-27) IFRR 18N33T1/PL-9 dimension 18 mm vibration resistance EN 61373: 2010 (category 3), 5h per axis (14.4 gRMS, 10-500 Hz, EN 60068-2-64) nominal sensing distance Sn 12 mm housing material stainless steel 1.4404 (V4A); LSR material (sensing face) LCP current consumption max. (no load) 10 mA housing length 55 mm operating temperature -40 ... +80 °C voltage supply range +Vs 10 ... 30 VDC