A single counter.

Item Summary
Name	Type	Multiplicity	Description
identifier	property string	[0,1]	Counter identifier (key).
value	property int	[0,1]	Current counter value.

Items
- identifier
  
  Flags: RAM,runtime
  
  Multiplicity: [0,1]
  
  Display order:
  
  Counter identifier (key).
- value
  
  Flags: RAM,runtime
  
  Multiplicity: [0,1]
  
  Display order:
  
  Current counter value.