type rectangular voltage drop Vd < 1,8 VDC channel status display LED yellow per channel sensing distance Tw 40 mm manufacter SKU FKDM 22N1901/S14F tolerance ranges 5-step teachable (LEDs) operating temperature -10 ... +55 °C response time / release time < 0,34 ms power on indication LED green voltage supply range +Vs 10 ... 30 VDC light source LED red / green / blue front (optics) glass short circuit protection yes device plug connector M12, 8 pin, rotatable size of measuring spot 3 mm x 5 mm signal display (Teach) LED orange remote Teach-In input protocol with return signal through channel 1-output reverse polarity protection yes width / diameter 22,9 mm sync. input high active output current (per channel) < 100 mA power consumption < 2 W sensor channels 4 (teachable) output circuit NPN level (sync., teach) high: 2/3 Vs...Vs low: 0 V...1/3 Vs housing material die-cast zinc protection class IP 67 output function light operate