One PC New Keyence PK-71 Plus One Year Warranty Model PK-71 Type Mid-range Detecting area 40 to 100 mm 1.57" to 3.93" (10 10 cm 3.93" 3.93" white mat paper) Light source Red LED Spot diameter 8 mm or less Detectable object Transparent and opaque Hysteresis (of detecting distance) 4% (at 40 mm) to 10% (at 100 mm) of the detecting distance Sensitivity adjustment 1-turn trimmer (240C 464F) Response time 2 ms max. Operation mode LIGHT-ON/DARK-ON (switch-selectable) Indicator lamp Output: red LED Control output NPN open-collector 100 mA max. (24 VDC max.), Residual voltage: 1 V max. Protection circuit Reversed polarity,surge voltage Rating Power voltage 12 to 24 VDC 10 %, Ripple (P-P) 10 % or less Current consumption 45 mA or less Environmental resistance Enclosure rating IP67 Ambient light Incandescent lamp: 3,000 lux or less, Sunlight: 10,000 lux or less Ambient temperature -10 to +50 C 14 to 122 F (No freezing) Relative humidity 35 to 85 % RH (No condensation) Vibration resistance 10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions Shock resistance 1,000 m/s2, 6 times in each of the X, Y, and Z directions Case material Fiberglass reinforced plastic Weight Approx. 75 g (including 2-m 6.6' cable)