 
Super small proximity sensors for non magnetic metals
ET series
Sensor Head, Shielded Type, f5.4 ET-305
 
*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.
Specifications
| Model | ET-305 | |||
| Type | Sensor Head, Shielded Type | |||
| Shape | Cylindrical | |||
| Detecting distance | 0 to 1.0 mm 0.04" | |||
| Detectable object | Nonferrous metals | |||
| Standard target (aluminum, t=1 mm 0.04") | 5 x 5 mm 0.20" | |||
| Sensitivity adjustment | 15-turn trimmer | |||
| Response frequency | 1 kHz | |||
| Hysteresis adjustment | 1-turn trimmer (240°), approx. 2 to 10% of detecting distance (variable) | |||
| Operation mode | 15-turn trimmer | |||
| Temperature characteristics | +25 to -15% max. of detecting distance at 23°C 73.4°F, | |||
| Output | Control output | 100 mA max. (40 V max.), Residual voltage: 1 V max. | ||
| Protection circuit | Reversed polarity, surge absorber | |||
| Rating | Power voltage | 12 to 24 VDC, Ripple (P-P) 10 % or less | ||
| Current consumption | 45 mA or less | |||
| Environmental resistance | Enclosure rating | IP67 | ||
| Ambient temperature | 0 to +50 °C 32 to 122 °F | |||
| 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 | |||
| Accessories | ― | |||
| Weight | Approx. 50 g (including 3m cable) | |||
 
