Description of system components   
8.1 Basic units (BU) 
  SIMOCODE pro 
82  System Manual, 05/2019, A5E40507475002A/RS-AD/004 
SIMOCODE pro C basic unit  
Basic unit pro C is the fundamental component of the SIMOCODE pro C device series and is 
used in conjunction with a current measuring module and optional operator panels. 
The following motor control functions are supported:  
●  Overload relay 
●  Direct starter (direct-on-line starter) and reversing starter 
●  Circuit breaker control (MCCB). 
SIMOCODE pro S basic unit 
Basic unit pro S is the fundamental component of the SIMOCODE pro S device series and is 
used in conjunction with a current measuring module and an optional operator panel. As 
compared with the basic unit, SIMOCODE pro C provides the following expansion options by 
means of connecting a multifunction / expansion module: 
●  Increased device functionality with additional inputs and outputs 
●  Connection of a residual current transformer 
●  Connection of a temperature sensor. 
The following motor control functions are supported: 
●  Overload relay 
●  Direct starter (direct-on-line starter) and reversing starter 
●  Star-delta starter 
●  Circuit breaker control (MCCB) 
●  Control of a soft starter.