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BKxxxx | Bus Couplers

The Bus Couplers connect the modularly extendable Bus Terminals from the KLxxxx, KSxxxx and KMxxxx series with the respective fieldbus systems. The Bus Coupler performs all the monitoring and control tasks that are necessary for operation of the connected Bus Terminals. The specific settings of analog and multifunctional Bus Terminals are adapted to the application via the KS2000 configuration software.

The standard Bus Couplers form a unit comprising a Bus Coupler, any number of terminals up to a maximum of 64 and a bus end terminal. In addition to digital signal types, the Economy plus Bus Couplers also support all other signal types. Up to 255 Bus Terminals can be connected via the K-bus extension. The Compact Bus Couplers have a particularly compact housing and also enable connection of up to 255 Bus Terminals via the terminal bus extension.

Your selection:
    • BK1120 | EtherCAT Bus Coupler for standard Bus Terminals

      BK1120 | EtherCAT Bus Coupler for standard Bus Terminals

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      EtherCAT, K-bus
      Connection method (bus interface):
      RJ45
    • BK1150 | EtherCAT Compact Bus Coupler

      BK1150 | EtherCAT Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      EtherCAT, K-bus
      Connection method (bus interface):
      RJ45
    • BK1250 | Compact coupler between EtherCAT Terminals and Bus Terminals

      BK1250 | Compact coupler between EtherCAT Terminals and Bus Terminals

      Product series:
      EtherCAT Terminals
      Type/signal:
      coupler
      Communication:
      EtherCAT, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK2000 | Lightbus Bus Coupler

      BK2000 | Lightbus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, Lightbus
      Connection method (bus interface):
      fiber optic
    • BK2020 | Lightbus Bus Coupler

      BK2020 | Lightbus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, Lightbus
      Connection method (bus interface):
      fiber optic
    • BK3100 | PROFIBUS Bus Coupler

      BK3100 | PROFIBUS Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, PROFIBUS
      Connection method (bus interface):
      D-sub
    • BK3120 | PROFIBUS Economy plus Bus Coupler

      BK3120 | PROFIBUS Economy plus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, PROFIBUS
      Connection method (bus interface):
      D-sub
    • BK3150 | PROFIBUS Compact Bus Coupler

      BK3150 | PROFIBUS Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, PROFIBUS
      Connection method (bus interface):
      D-sub
    • BK3520 | PROFIBUS Economy plus Bus Coupler, fiber optic

      BK3520 | PROFIBUS Economy plus Bus Coupler, fiber optic

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, PROFIBUS
      Connection method (bus interface):
      fiber optic
    • BK4000 | Interbus Bus Coupler

      BK4000 | Interbus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      Interbus, K-bus
      Connection method (bus interface):
      D-sub
    • BK4020 | Interbus Bus Coupler

      BK4020 | Interbus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      Interbus, K-bus
      Connection method (bus interface):
      D-sub
    • BK5120 | CANopen Bus Coupler

      BK5120 | CANopen Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      CANopen, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK5150 | CANopen Compact Bus Coupler

      BK5150 | CANopen Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      CANopen, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK5151 | CANopen Compact Bus Coupler

      BK5151 | CANopen Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      CANopen, K-bus
      Connection method (bus interface):
      D-sub
    • BK5200 | DeviceNet® Bus Coupler

      BK5200 | DeviceNet® Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      DeviceNet®, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK5220 | DeviceNet® Bus Coupler

      BK5220 | DeviceNet® Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      DeviceNet®, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK5250 | DeviceNet® Compact Bus Coupler

      BK5250 | DeviceNet® Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      DeviceNet®, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK7150 | CC-Link Compact Bus Coupler

      BK7150 | CC-Link Compact Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      CC-Link, K-bus
      Connection method (bus interface):
      spring-loaded technique
    • BK7350 | Modbus Bus Coupler

      BK7350 | Modbus Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, Modbus RTU
      Connection method (bus interface):
      D-sub
    • BK7500 | SERCOS II Bus Coupler

      BK7500 | SERCOS II Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, Sercos II
      Connection method (bus interface):
      M8
    • BK7520 | SERCOS II Bus Coupler

      BK7520 | SERCOS II Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, Sercos II
      Connection method (bus interface):
      M8
    • BK8000 | RS485 Bus Coupler

      BK8000 | RS485 Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, RS232, RS485/RS422
      Connection method (bus interface):
      D-sub
    • BK8100 | RS485/RS232 Bus Couplers

      BK8100 | RS485/RS232 Bus Couplers

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      K-bus, RS232, RS485/RS422
      Connection method (bus interface):
      D-sub
    • BK9000 | Ethernet TCP/IP Bus Coupler

      BK9000 | Ethernet TCP/IP Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      ADS, K-bus, Modbus TCP, RT Ethernet
      Connection method (bus interface):
      RJ45
    • BK9050 | Ethernet TCP/IP Bus Coupler

      BK9050 | Ethernet TCP/IP Bus Coupler

      Product series:
      Bus Terminals
      Type/signal:
      coupler
      Communication:
      ADS, K-bus, Modbus TCP, RT Ethernet
      Connection method (bus interface):
      RJ45