| Model | ST40F-40DNC-E | ST40F-40DPC-E |
| Output mode | NPN | PNP |
| Output state | NO＋NC |
| Sensing distance | 40mm±10% |
| Set distance | 0〜28mm |
| Power supply | 10〜60V DC |
| Current consumption | <15mA(No load） |
| Standard target | 120X120X1mm（Iron sheet） |
| Response frequency | 120Hz |
| Repeat accuracy | ＜5%（Sensing distance） |
| Temperature effect | -40~80℃, within ±20% of sensing distance at 23℃ |
| Hysteresis error | 1%〜15%（Sensing distance） |
| Load Current | <200mA |
| Residual Voltage | ≤2.5V (Load current: 200mA , 2m wire) |
| Indicator light | Power: Green LED (Powered) Op: Orange LED (Output ON) |
| Circuit protection | Reverse polarity connection protection, short-circuit protection， Overload protection, surge protection |
| Ambient temperature | Work&Storage：-40℃〜＋80℃ |
| Ambient humidity | Work&Storage: 35〜95%（No dew condensation or icing allowed) |
| Withstand voltage | 1000 VAC, 50/60 Hz, 1 min |
| Insulation resistance | ＞20MΩ（DC500V megger）between current-carrying parts and case |
| Anti-vibration | 10~55Hz, double amplitude 1.5mm, X, Y, Z axes, 2h
|
| Anti-impact | 3 shocks of 500 m/s² (approx. 50 G) in X, Y and Z axes
|
| Protection degree | IEC IP67 |
| Connection | M12 male connector |
| Material | Housing | PA66 |
| Connector | Brass nickel-plated |