E3T-ST11R 2M

Ultracompact, Ultrathin Photoelectric Sensor with Built-in Amplifier


Through-beam, Sensing distance 1m, Light-ON, NPN output, Robot pre-wired models(2m)

Sensing method Through-beam
Sensing distance 0m to 1m
Light source Red LED
Control output (Output type) NPN open collector output
Connection method Robot pre-wired models (Cable length: 2 m)

Item list of E3T

  • Ratings/Performance
Sensing methodThrough-beam
Sensing distance0m to 1m
Standard sensing objectOpaque 2 mm dia. Min.
Minimum sensing object2 mm dia. Min.
Directional angleEmitter: 2 to 20 DEG
Receiver: 2 to 70 DEG
Light sourceRed LED
Power supply voltage12 to 24 VDC -10% to 10% (ripple (p-p) 10% Max.)
Current consumptionEmitter: 10 mA DC Max.
Receiver: 20 mA DC Max.
Control output (Output type)NPN open collector output
Control output (Load current)0 to 50 mA
Control output (Residual voltage)(DC) 1 V Max. (Load current: Less than 10mA)
(DC) 2 V Max. (Load current: 10 to 50mA)
Operation modeLight-ON
Load power supply voltage26.4 VDC Max.
Protective circuitSurge suppressor
Output short-cut protection
Output short-circuit protection
Power supply reverse polarity protection
Response time1 ms Max.
Sensitivity settingNot equipped
Ambient illuminanceIncandescent lamp: 5000 lux Max., Sunlight: 10000 lux Max.
Ambient temperatureOperating: -25 to 55℃
Storage: -40 to 70℃
(with no icing or condensation)
Ambient humidityOperating: 35 to 85%
Storage: 35 to 95%
(with no icing or condensation)
Insulation resistance20 MOhm Min. at 500 VDC between charged parts and the case
Dielectric strength1000 VAC at 50/60 Hz for 1 minute between charged parts and the case
Vibration resistance10 to 2000 Hz, 1.5-mm or 300 m/s**2 double amplitude for 0.5 hours each in X, Y, and Z directions
Shock resistance1000 m/s**2 for 3 times each in X, Y, and Z directions
Degree of protectionIEC60529: IP67
Connection methodRobot pre-wired models (Cable length: 2 m)
IndicatorOperation indicator (orange), Stability indicator (green)
Tightening torque0.15 N・m Max. (with M2 screw via flat washers or spring washers)
Material (case)PBT
Material (lens)Denatured Polyarylate
AccessoriesInstruction manual, Set screws for mounting (M2*14), Nuts
  • Dimensions

  • Output circuit

  • Parallel operating range


Ultracompact, Ultrathin Photoelectric Sensor with Built-in Amplifier


about this Product