302 Fieldbus control with embedded fieldbus
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, eg digital and analog inputs.
1)
Embedded fieldbus
(Modbus) connection is
either RS-232 or EIA-485.
Fieldbus controller
Fieldbus
Other
devices
Process I/O (cyclic)
Service messages (acyclic)
EIA-485
1)
X1
Drive
Data flow
Control word (CW)
References
Status word (SW)
Actual values
Parameter R/W
requests/responses
panel connector
RS-232
1)
FMBA-01
Modbus adapter
X3
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