| Sensing method | Through beam |
| Model | NPN | PU-F68 |
| PNP | PU-F68P |
| Output mode | Light-ON+Dark-ON |
| Sensing distance | 6mm（Slot Width） |
| Standard target | ＞1.2*0.8mm（Opaque object） |
| Light souroe | 940nm infrared light |
| Differential | <0.05mm |
| Repeat accuracy | <0.01mm |
| Supply power | ＜5-24V DC±10% |
| Residual Voltage | ＜1V (Load Current：≤50mA) |
| Curent consumption | <15mA |
| Load Current | ≤50mA |
| Circuit protection | Power reverse indirection connection protection, short-circut protection，Overload protection |
| Response Frequency | ＞1kHz |
| Indicator light | Output LED | Orange |
| Connection | Connector type |
| Ambient temperature | Work:-25℃~+55℃ Store:-30℃～＋80℃(No dew condensation or icing allowde) |
| Ambient humidity | Work：5～85%RH，Store：5～95%RH，（No dew condensation） |
| Ambient ilumination | Lx Sunlight ：10,000，Lx lamplight：3,000Lx |
| Anti-vibration | 10~55HZdouble-amplitude 1.5mmX,Y.Z 2H |
| Withstand voltage | 1000VAC,50/60Hz 1min between current-caring parts and case |
| Insolution resistance | ≥ 20 MΩ (500 VDC, terminals to housing) |
| Anti-impact | 500m/S² X,Y,Z ，directions for 3 times |
| Protection degree | IEC IP40 |
| Material | Housing | PBT |
| Display cover | Polycarbonate (PC) |