External input connection (Charlie-3 only)

Charlie-3 has an input connector for a potential free control signal from a 3rd party unit. When signal occurs in the input, Charlie-3 will limit the maximum charging current to 8A. When the signal returns to the normal state, the maximum charging current returns to the predefined value.

  1. Connect the potential free output of the control unit to connector pins CC+ and CC- .


  2. Set the DIP switch of the 3rd party control units to Normally Open or Normally Closed, according to the following table.
    DIP S2contactmax currentnote


    		According to the current setting of the DIP S2 switch (10-32A)Use this setting if no external control is used


    		8A


    		According to the current setting of the DIP S2 switch (10-32A)

    Use this setting if external control is used



    		8A