Photoelectric Sensor with Separate Digital Amplifier (Laser-type)


Amplifier Unit, Light-ON/Dark-ON selectable, NPN output, Pre-wired models (2 m), Timer function, Analog output

Connection method Pre-wired models (Cable length: 2 m

Item list of E3C-LDA

Separate Amplifier classificationAmplifier Unit
Power supply voltage12 to 24 VDC ±10% ripple (p-p) 10% max.
Current consumption45 mA max.
Power consumption1080 mW max. (at 24 VDC)
Control outputNPN open collector
26.4 VDC max.
Load current: 50 mA max.
Residual voltage: 1 V max.
Operation modeLight-ON/Dark-ON selectable
Protective circuitMutual interference prevention (disabled at super-high-speed mode)
Response time100 µs max.(Super-high-speed mode)
250 µs max.(High-speed mode)
1 ms max.(Standard mode)
4 ms max.(High-resolution mode)
Timer functionSelect from ON-delay, OFF-delay, or One-shot delay
1 ms to 5 s
Ambient temperatureOperating: -25 to 55℃
Storage: -30 to 70℃
Ambient humidityOperating: 35 to 85%
Storage: 35 to 85%
Insulation resistance20 MΩ min. (at 500 VDC)
Dielectric strength1000 VAC 50/60 Hz 1 min
Vibration resistanceDestruction: 10 to 55 Hz, 1.5 mm double amplitude each in X, Y, and Z directions for 2 h
Shock resistanceDestruction: 500 m/s**2 3 times each in X, Y and Z directions
Degree of protectionIEC: IP50
Connection methodPre-wired models (Cable length: 2 m
IndicatorOperation indicator (orange), Power tuning indicator (orange), Digital Display
WeightPackage: Approx. 100 g
MaterialCase: Polybutylene terephthalate (PBT)
Cover: Polycarbonate
Amplifier unit/sensor head of combination
E3C-LD11 2M, E3C-LD21 2M, E3C-LD31 2M, E3C-LR11 2M, E3C-LR12 2M
  • Dimensions

  • Output circuit diagram

Timing chart


Photoelectric Sensor with Separate Digital Amplifier (Laser-type)


about this Product