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          Network Communication UnitNU series

          NU-EC1

          Communication Unit EtherCAT Compatible

          SPECIFICATIONS

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          Model

          NU-EC1

          Name

          Communication unit that supports EtherCAT

          Ethernet
          Specifications

          Compliant standards

          IEEE802.3u (100BASE-TX)

          Transmission rate

          100Mbps (100BASE-TX)

          Transmission media

          Category 5e STP

          Distance between nodes

          100 m 328.1'

          Communication ports

          RJ-45x2

          EtherCAT
          communication
          specifications

          Compatible functions

          Process data object communication (cyclic communication),
          supports mailbox communication (message communication) CoE

          Sensor connection

          Connectable sensors

          Sensor amplifier that supports N-bus*1

          Number of connectable units

          16 maximum*2

          Power supply

          Power is supplied by this product through the wiring-saving connector.

          Allowable passing current

          Total: 1,200 mA or less*3

          Indicator lamp

          Power indicator (PWR): green LED,
          RUN indicator (RUN): green LED,
          ERR indicator (ERR): red LED,
          sensor communication indicator (N-bus): 2-color (green and red) LED,
          link/activity indicator: green LED

          Power voltage

          24 VDC ± 10%, ripple (P-P) 10% or less

          Power consumption

          1,700 mW or less (70 mA or less at 24 V)*4

          Environmental resistance

          Pollution degree

          2

          Ambient temperature

          -20 to +55 °C -4 to 131 °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

          Material

          Main unit case and dust cover: polycarbonate,
          power supply connection connector: polyamide (plug), PBT (socket)

          Accessories

          Instruction manual, power supply connection connector, end unit × 2

          Weight

          Approx. 80 g (including connectors)

          *1 "N-bus" is the name of KEYENCE's wiring-saving system for sensor amplifiers.
          *2 This varies depending on the connected sensor amplifiers.
          *3 This is the current that can be supplied to this unit or to the sensor amplifier linked to this unit.
          *4 The current supplied to the connected sensor amplifiers is not included.

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