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          Digital Laser SensorLV series

          Amplifier Unit, Main Unit, NPN

          LV-21A

          SPECIFICATIONS

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          Model

          LV-21A

          Type

          NPN output

          Main unit/Expansion unit

          Main unit

          Control output

          NPN open-collector x 2 channels, 40 VDC max., max. 100 mA, residual voltage (1.0 V max.)

          Response speed

          FINE : 80 µs , TURBO : 500 µs , SUPER , TURBO : 4 ms

          Number of interference
          preventive units

          FINE : None , TURBO : 2 units , SUPER : 4 units

          Protection circuit

          Reversed polarity protection, over-current protection, surge absorber

          Unit expansion

          Up to 7 additional expansion units can be installed (8 units including the main unit),

          Rating

          Power voltage

          12 to 24 VDC, Ripple (P-P) 10 % or less

          Power consumption

          1.5 W max. (125 mA max. for 12 V, 62.5 mA max. for 24 V)

          Environmental resistance

          Ambient temperature

          -10 to +55 °C (No freezing)*1

          Relative humidity

          35 to 85 % RH (No condensation)

          Material

          Main unit

          Polycarbonate

          Case

          Weight

          Approx. 120 g

          *1 When extended, the ambient usage temperature varies according to the following conditions. Be sure to mount units on a DIN rail (attached to a metal plate) and ensure that the output current is 20 mA or less. When extended

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