DLMS versus IEC-62056-21

T

Thread Starter

Tiran

Hi,
I am trying to understand the method of selecting the appropriate protocol to be used when connecting to a meter (I have HHU, for example).

Lets say my HHU wants to be able to support both DLMS/COSEM only meters or IEC-62056-21 Mod C only meters, or IEC-62056-21 Mod E meters or Modbus meters etc.

Do I need to define a protocol fallback method which will identify the protocols supported by the meter device? Is there any protocol selection specification?
 
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