• ET 90 3 1
  • ET 90 2 1
  • ET 90 1 1
  • ET 90 3 1
  • ET 90 2 1
  • ET 90 1 1

Keyence proximity sensors ET-305 ET-308 ET-110 EZ-90

Series#: Keyence Inductive Proximity Sensors

Product Details

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Specification

Type Shielded
 

Sensor head

ET-305 ET-308 ET-110
Amplifier NPN ET-90
Detecting distance 0 to 1.0 mm 0.04″ 0 to 2.0 mm 0.08″
Detectable object Nonferrous metals
Standard target (aluminum, t=1 mm 0.04″) 5 x 5 mm 0.20″ 10 x 10 mm 0.39″
Response frequency 1 kHz 400 Hz 300 Hz
Sensitivity adjustment 15-turn trimmer
Hysteresis adjustment 1-turn trimmer (240°), approx. 2 to 10% of detecting distance (variable)
Operation mode N.O./N.C. (switch-selectable)
Temperature fluctuation +25 to -15% max. of detecting distance at 23°C (73.4°F), within 0 to 50°C (32 to 122°F)
Control output 100 mA max. (40 V max.), Residual voltage: 1 V max.
Protection circuit Reversed polarity, surge absorber
Power supply 12 to 24 VDC±10%
Current consumption 45 mA max.
Enclosure rating (Sensor head) IP67
Ambient temperature 0 to 50°C (32 to 122°F), No freezing
Relative humidity 35 to 85%, No condensation
Vibration resistance 10 to 55 Hz, 1.5 mm 0.06″ double amplitude in X, Y, and Z directions, 2 hours
Weight Sensor head (including 3-m 9.8′ cable) Approx. 50 g Approx. 52 g Approx. 58 g
Amplifier (including 2-m 6.6′ cable) Approx. 80 g

 

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