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To set-up an application for a device contained in special, choose 5. You 
then need to select the primary measuring device for your application from 
the  following  available  options:  Palmer  Bowlus  flume,  H-flume  or  a  V 
notch, other than BS3680.  
For devices, which do not match any of the above devices the application 
can be setup using a universal flow calculation, to select this option choose 
6.  You  then  need  to  select  the  primary  measuring  device  for  your 
application  from  the  following  available  options:  linear  flow  or  curved 
flow.  
Once  you  have  chosen  your  application  you  will  be  asked  a  series  of 
questions which are answered by choosing the appropriate option as detailed 
in the flow chart below. Once all the questions have been answered you will 
be prompted to provide further information, as detailed in the tables below, 
to complete the programming of the unit.