For power instruments A210, A220, A230s, A230.
 Customer benefit
 - Information on energy consumption and instantaneous values via M-Bus protocol 
- Digital input for tarif switching or external synchronisation of billing intervals
  Application 
The EMMOD206 extension module  is simply plugged onto the back of the A210, A220, A230 or A230s power  instrument and supplied by the same. The basic instruments can be  parameterised via keys at the device itself or via the M-Bus.