Functionality level 1 
Functionality level 2 
Function 
Input information 
Output information 
2. Set speed 
2.1.1 Record information 
• Set/actual deviation for speed 
• Limit values for speed, restrictions 
• Regulator parameters 
• Relevant information is available 
2.1.2 Conclude 
• Result information from 2.1.1 
• Decision whether speed control is possi 
ble 
2.1.3 Act 
• Speed deviation and relevant parameters 
• Decision that control of the speed is possible 
• Set value for “lever”