IFRM 18N33T1/PL dimension 18 mm type cylindrical threaded special type Outdoor design short circuit protection yes protection class IP 67 manufacter SKU IFRM 18N33T1/PL mounting type non-flush output circuit NPN break function (NC) switching frequency < 500 Hz nominal sensing distance Sn 12 mm housing material brass nickel plated connection types cable PUR 3 x 0,25, 2 m reverse polarity protection yes voltage drop Vd < 2 VDC operating temperature -40 ... +80 °C material (sensing face) PBT housing length 50 mm voltage supply range +Vs 10 ... 30 VDC output indicator LED red hysteresis 2 ... 15 % of Sr output current < 200 mA current consumption max. (no load) 10 mA