RiKO RQ36-KP2 Ring Photo Sensor Qualified Sensors From Taiwan RiKO * Open collector output allows a wide rang of applications, such as direct relay drive and PLC input. * Mutiple output model (NO & NC and NPN & PNP open collector. * 3 light converges to spot diameter of 2 mm. * ABS housing, resin inside. Protection from oil, water, acid and alkaline. * Sensing distance --- 36 mm. * Output current --- 30 VDC 100mA max.