Long-distance Photoelectric Sensor with Built-in Amplifier


Retro-reflective with M.S.R. function, Sensing distance 0.5 to 10m, Light-ON/Dark-ON selectable, Relay output, Terminal block models

Sensing method Retro-reflective with M.S.R. function
Sensing distance 0.5m to 10m (When using the E39-R2)
Light source Red LED
Control output (Output type) Relay output
Connection method Terminal block models

Item list of E3G

  • Ratings/Performance
Sensing methodRetro-reflective with M.S.R. function
Sensing distance0.5m to 10m (When using the E39-R2)
Standard sensing objectOpaque 80 mm dia. Min.
Directional angleSensor: 1 to 5 DEG
Reflector: 40 DEG Min.
Light sourceRed LED
Power supply voltage12 to 240 VDC -10% to 10% (ripple (p-p) 10% Max.)
24 to 240 VAC -10% to 10%
Power consumption(DC) 2 W Max.
(AC) 2W Max.
Control output (Output type)Relay output
Control output (Load current)0 to 3 A
Life expectancy (relay output)Electrical: 100 thousand times or more (switching frequency 1800 times/hour)
Mechanical: 50 million times or more (switching frequency 18000 times/hour)
Operation modeLight-ON/Dark-ON selectable
Load power supply voltage30 VDC Max.
250 VAC
Protective circuitMutual interference prevention
Response time30 ms Max.
Sensitivity settingSingle-turn adjustment
Ambient illuminanceIncandescent lamp: 3000 lux Max., Sunlight: 10000 lux Max.
Ambient temperatureOperating: -25 to 55℃
Storage: -30 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 strength2000 VAC at 50/60 Hz for 1 minute between charged parts and the case
Vibration resistance10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions
Shock resistance500 m/s**2 for 3 times each in X, Y, and Z directions
Degree of protectionIEC60529: IP67
Connection methodTerminal block models
IndicatorOperation indicator (orange), Stability indicator (green)
Tightening torque1.2 N・m Max. (with M4 screw)
Material (case)PBT
Material (lens)Methacrylate resin
Material (cover)Polyethyl sulfon
AccessoriesInstruction manual, Adjustment driver, Reflector
  • Dimensions

  • Output circuit

  • Parallel operating range


Long-distance Photoelectric Sensor with Built-in Amplifier


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