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EIA-485 embedded fieldbus connection
You can connect the drive to a serial communication link with a fieldbus adapter module or the embedded fieldbus
interface. The embedded fieldbus interface supports the Modbus RTU protocol.
To configure Modbus RTU communication with the embedded fieldbus:
1.
Connect the fieldbus cable and the required I/O signals.
2.
If the drive is at the end of the fieldbus, set the termination switch to ON.
3.
Power up the drive and set the required parameters. Refer to
Overview and connection diagrams for connecting the drive to the fieldbus are shown below.
X5
Termination OFF
Bias OFF
Drive
Drive control
unit
•
Tie shield conductors together at the drive. Do not terminate at SCR.
•
Terminate the shield only at terminal "G" (ground) in the automation controller.
•
Terminate DGND conductor at terminal "R" (reference) in the automation controller.
12. Install optional modules, if included in the delivery
13. Install the cover(s)
The cover installation procedure is the opposite of the removal procedure. Refer to
14. Start up the drive
WARNING! Before you start up the drive, make sure that the installation is completed. Make sure also that it is safe
to start the motor. Disconnect the motor from other machinery, if there is a risk of damage or injury.
Use the control panel to do the start-up procedure. The two commands at the bottom of the display show the functions of
the two softkeys
and
depending on the context. Use the arrow keys
active view. Key
shows a context-sensitive help page.
?
1.
Power up the drive. Make sure that you have the motor name plate data available.
2.
The First start assistant guides you through the first start-up.
The assistant begins automatically. Wait until the control panel shows
the language selection screen.
Select the language you want to use and press
Note: After you select the language, it takes a few minutes for the
control panel to wake up.
Fieldbus controller
Termination ON
X5
Termination OFF
Bias OFF
Drive
X1
X5
1
29
30 31
located below the display. The commands assigned to the softkeys are different
,
,
and
(OK).
Fieldbus communication
.
1)
Fieldbus
1) The devices at both ends
on the fieldbus must have
termination set to ON.
2) One device, preferably at
X5
the end on the fieldbus,
must have bias set to ON.
1)
Termination ON
2)
Bias ON
Drive
Automation controller
G
Remove the cover(s)
to move the cursor or change values depending on the
9
-
R
+
.
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