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          Digital Fibre Optic SensorsFS-V20 series

          FS-V21X

          Fibre Amplifier, Cable Type, Main Unit, NPN

          SPECIFICATIONS

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          Model

          FS-V21X*1

          Type

          Main unit: Infrared LED*2, NPN

          Light source

          Infrared LED (950 nm)

          Response time

          250 µs (FINE) /500 µs (TURBO) /1 ms (SUPER TURBO) /4 ms (ULTRA TURBO) /500 µs (HIGH RESOLUTION) /50 µs (HIGH SPEED)

          Shift function

          Max. ±1,999 (variable)

          Timer function

          Mode

          Timer OFF, OFF-delay timer, ON-delay timer, and oneshot timer (1 to 500 ms)

          Control output

          NPN open collector output at 40 V with 100 mA max.*3 and a residual voltage of 1 V max.

          Rating

          Power voltage

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

          Power consumption

          Normal

          S-APC mode OFF: 580 mW, S-APC mode turned ON or when the HIGH SPEED mode is selected.: 720 mW

          ECO half

          S-APC mode OFF: 480 mW, S-APC mode turned ON or when the HIGH SPEED mode is selected.: 600 mW

          ECO all

          S-APC mode OFF: 430 mW, S-APC mode turned ON or when the HIGH SPEED mode is selected.: 550 mW

          Environmental resistance

          Ambient light

          Incandescent lamp: 20,000 lux max., Sunlight: 30,000 lux max.

          Ambient temperature

          -10 to +55 °C (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions

          Shock resistance

          500 m/s2, 3 times in each of the X, Y, and Z directions

          Case material

          Unit and cover are both polycarbonate made

          Size

          W 9 mm x L 70 mm x H 30 mm

          Weight

          Approx. 80 g (including 2-m cable)

          *1 The model is sold only in Japan. Consult your KEYENCE representative if the model is required outside Japan.
          *2 The operation indication light of the infrared types does not illuminate.
          *3 The maximum current will be 20 mA in the case of expansion.

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