Page top


Photoelectric Sensor with Separate Digital Amplifier (Laser-type)


Amplifier Unit, Open collector, Connector for sensor communications unit, Timer function, Twin-output

Connection method Connector for sensor communications unit

Item list of E3C-LDA

  • Ratings/Performance
Separate Amplifier classificationAmplifier Unit
Power supply voltage12 to 24 VDC±10% ripple (p-p) 10% max.
Current consumption45 mA max.
Power consumption1080 mW max. (20 VDC)
Control outputOpen collector
26.4 VDC max.
50 mA max.
Residual voltage: 1 V max.
CommunicationsThis model allows you to use an E3X-ECT EtherCAT Sensor Communications Unit or E3X-CRT CompoNet Sensor Communications Unit.
Protective circuitMutual interference prevention
Self-diagnostic outputEquipped
Timer functionSelect from ON-delay, OFF-delay, or one-shot timer
1 ms to 5 s
Ambient temperature range (Operating)Groups of 1 to 2 units: -25 to 55 ℃
Groups of 3 to 10 units: -25 to 50 ℃
Groups of 11 to 16 units: -25 to 45 ℃
(with no icing)
Ambient temperature range (Storage)-30 to 70 ℃ (with no icing)
Ambient humidity range (Operating)35 to 85% (with no condensation)
Ambient humidity range (Strage)35 to 85% (with no condensation)
Insulation resistance20 MΩ (500 VDC megger)
Dielectric strength1000 VAC 50/60 Hz 1 min
Vibration resistanceDestruction: 10 to 150 Hz, 0.7 mm double amplitude for 80 min each in X, Y, and Z directions
Shock resistanceDestruction: 150 m/s2 3 times each in X, Y and Z directions
Degree of protectionIEC: IP50
Connection methodConnector for sensor communications unit
IndicatorOperation indicator (orange), Digital display
WeightPackage: Approx. 55 g
MaterialCase: Polybutylene terephthalate (PBT)
Cover: Polycarbonate
  • Dimensions


Photoelectric Sensor with Separate Digital Amplifier (Laser-type)