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Power Automation & Safety

Bangladesh Distributor

E3G-ML79

Long-distance Photoelectric Sensor with Built-in Amplifier

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E3G-ML79

Distance-setting, Sensing distance 0.2 to 2m, Light-ON/Dark-ON selectable, Relay output, Terminal block models

Sensing method Distance-setting
Sensing distance 0.2m to 2m (White paper 300 x 300 mm)
Light source Infrared LED
Control output (Output type) Relay output
Connection method Terminal block models

Item list of E3G

  • Ratings/Performance
Sensing methodDistance-setting
Sensing distance0.2m to 2m (White paper 300 x 300 mm)
Setting range0.5 to 2m (White paper 300 x 300 mm)
Spot size70 mm dia. Max. (At sensing distance of 1 m)
Differential distance10% Max. of setting distance
Reflectivity characteristic (black-white error)-10% to 10% Max. (At setting distance of 1 m)
Light sourceInfrared 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 settingTeaching method
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
  • Dimensions

  • Output circuit

  • Operating range

  • Setting distance

Series

Long-distance Photoelectric Sensor with Built-in Amplifier

E3G

about this Product