Siemens CU240B-2 - Terminal Strips on CU240 B-2 Control Units

Installing
3.3 Installing Control Unit
Converter with Control Units CU230P-2; CU240B-2; CU240E-2
24 Getting Started, 04/2014, A5E32885834B AB
3.3.2.2
Terminal strips on CU240B-2 Control Units
①
The analog input is supplied from the internal 10 V voltage.
②
The analog input is supplied from an external 10 V voltage.
③
Wiring when using the internal power supplies. Connection of a contact switching to P potential.
④
Wiring when using external power supplies. Connection of a contact switching to P potential.
⑤
Wiring when using the internal power supplies. Connection of a contact switching to M potential.
⑥
Wiring when using external power supplies. Connection of a contact switching to M potential.