Optical communication adapter

The optical communication adapter is our readout adapter for the eHZ-P basic meter in plug-in design. With this meter, the optical interface is also located on the rear of the device. It serves to connect the eHZ-P to communication devices such as smart meter gateways.


  • RS485 interface
  • 921.6 kBit/s transmission rate
  • Suitable for BKE systems according to DIN VDE 0603-5
  • Cable with RJ plug available in different lengths (50 cm, 100 cm or 150 cm)
  • The OKK-BKE-N is identified by its “grey” data cable. It serves to distinguish it from the OKK-BKE-F.

Can be combined with the following products:

  • eHZ-P
  • FFN basic meter in plug-in technology
  • eHZB

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