ABB ACS850-04 - System Overview

278 Fieldbus control
System overview
The drive can be connected to a fieldbus controller via a fieldbus adapter module.
The adapter module is installed into drive Slot 3.
The drive can be set to receive all of its control information through the fieldbus
interface, or the control can be distributed between the fieldbus interface and other
available sources, for example digital and analogue inputs.
Fieldbus adapters are available for various serial communication protocols, for
example
• PROFIBUS DP (FPBA-xx adapter)
• CANopen (FCAN-xx adapter)
• DeviceNet (FDNA-xx adapter)
•L
ONWORKS
®
(FLON-xx adapter).
Data Flow
Process I/O (cyclic)
Process I/O (cyclic) or
Service messages (acyclic)
Control Word (CW)
References
Fieldbus
controller
Parameter R/W requests/responses
Status Word (SW)
Actual values
Fieldbus
Other
devices
ACS850
Type Fxxx fieldbus
adapter in Slot 3