ABB ACS 400 User Manual page 111

Code Description
5007 DDCS BUS MODE
Sets the operation mode of the DDCS link.
1=
FIELDBUS
Fieldbus adapter is used in DDCS link. (The ACS 400 acts as the slave station on the DDCS link).
2=
IO EXTENSION
Input/output extension module (type name NDIO) is used on DDCS link. The ACS 400 acts as the master
station on the DDCS link, and is capable to control the digital inputs and outputs of the extension module.
Note! Value 2 (IO EXTENSION) should be used only when PFC (Pump-Fan Control) macro is selected.
ACS 400 User's Manual 101