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          Expandable Area SensorPJ series

          PJ-55A

          Expansion Unit

          SPECIFICATIONS

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          Model

          PJ-55A

          No. of beam axes

          2

          Beam axis spacing

          40 mm 1.57"

          Maximum optical axis number

          28 optical axes (PJ-50A x 1 + PJ-55A x 12)

          Detection area

          120 mm 4.72" (4 optical axes) to 1080 mm 42.52" (28 optical axes)

          Detecting distance

          5 m 16.40'

          Detectable object

          Opaque materials (50 mm dia. min.)

          Light source

          Infrared LED

          Indicator lamp

          Output (PJ-50AR)/Power (PJ-50AT) : Red LED, Stable operation (PJ-50AR) : Green LED

          Response time

          15 ms or less

          Output

          Control output

          NPN open collector 100 mA max. (40 V max.), Residual voltage : 1 V max.

          Control output

          Operation mode

          LIGHT-ON/DARK-ON (switch-selectable)

          Noise resistance (power supply line)

          350 V, pulse width : 1 µs (by way of a noise simulator)

          Protection circuit

          Reversed polarity, overcurrent protection, surge absorber

          Rating

          Power voltage

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

          Current consumption

          25 mA (PJ-55AT: 5 mA, PJ-55AR: 20 mA) (total of T, R)*1

          Environmental resistance

          Enclosure rating

          IP64

          Ambient light

          Incandescent lamp: 3,500 lux max., Sunlight: 12,000 lux max.

          Ambient temperature

          -20 to +50 °C -4 to 122 °F (No freezing)

          Relative humidity

          35 to 85 % RH (No condensation)

          Vibration resistance

          10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions

          Shock resistance

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

          Material

          Housing : Glass-fi bre reinforced plastic, Lens cover : PFA

          Weight

          PJ-55AT: Approx. 60 g, PJ-55AR: Approx. 65 g

          *1 This is the value with a power supply voltage of 24 V. (80 mA for the PJ-50A, 20 mA for the PJ-55A, and 45 mA for the PJ-56 with a power supply voltage of 12 V.)

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