E3Z-LT61 0.5M

Compact Laser Photoelectric Sensor with Built-in Amplifier


Through-beam, Sensing distance 60m, Light-ON/Dark-ON selectable, NPN output, Pre-wired models(0.5m)

Sensing method Through-beam
Sensing distance 0m to 60m
Light source Semiconductor laser diode (red)
Control output (Output type) NPN open collector output
Connection method Pre-wired models (Cable length: 0.5 m)

Item list of E3Z-LT / LR / LL

  • Ratings/Performance
Sensing methodThrough-beam
Sensing distance0m to 60m
Spot size5 mm dia. Max. (At sensing distance of 3 m)
Standard sensing objectOpaque 12 mm dia. Min.
Minimum sensing object6 mm dia. Min. (at sensing distance 3 m)
Directional angleReceiver: 3 to 15 DEG
Light sourceSemiconductor laser diode (red)
Classification of laserIEC: CLASS 1
Power supply voltage12 to 24 VDC -10% to 10% (ripple (p-p) 10% Max.)
Current consumptionEmitter: 15 mA DC Max.
Receiver: 20 mA DC Max.
Control output (Output type)NPN open collector output
Control output (Load current)0 to 100 mA
Control output (Residual voltage)(DC) 1 V Max. (Load current: Less than 10mA)
(DC) 2 V Max. (Load current: 10 to 100 mA)
Operation modeLight-ON/Dark-ON selectable
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 settingSingle-turn adjustment
Ambient illuminanceIncandescent lamp: 3000 lux Max., Sunlight: 10000 lux Max.
Ambient temperatureOperating: -10 to 55℃
Storage: -25 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 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 methodPre-wired models (Cable length: 0.5 m)
IndicatorOperation indicator (orange), Stability indicator (green), Power indicator (orange)
Tightening torque0.5 N・m Max. (with M3 screw)
Material (case)PBT
Material (lens)Denatured Polyarylate
AccessoriesInstruction manual
  • Dimensions

  • Output circuit

  • Parallel operating range

Short distance version

  • Setting distance


Compact Laser Photoelectric Sensor with Built-in Amplifier

E3Z-LT / LR / LL

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