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One way to ensure activity is to configure the PROFIBUS master to enable
response monitoring. Alternatively, you can have the PROFIBUS master
issue a null command (Command Word 1 = 0) or any other command.
Refer to Section 5.
3.3 Functions Available in the Operating Modes
The functions available to the drive depend on the operating mode. The
following table indicates the command types available according to the
operating mode:
Control Type
PROFIBUS
External Terminals
*1 Depends on value of PNU 126h and 127h.
*2 Inverter cant be reset if a PROFIBUS comm. error occurred.
*3 As set in PNU 4Dh.
*4 While stopped.
3.4 Input From PROFIBUS to Inverter
This option unit supports all Control Input Commands.
The output frequency setting may range from 0 to 400 Hz in increments of
0.01 Hz.
You can reset the inverter by having the PROFIBUS master write a 0000h
to PNU 001h (IND=0100h).
For parameter writing, all standard and special parameters are supported.
Command Type
Operating Command
Output Freq. Set.
Monitor
Parameter Write
Parameter Read
Inverter Reset
Operating Command
Output Freq. Set.
Inverter Reset
Net
Yes(*1)
Yes(*1)
Yes
Yes(*3)(*4)
Yes
Yes(*2)
Yes(*1)
Yes(*1)
Yes
11
OPERATION
Ext
PU
No
No
No
No
Yes
Yes
No(*3)
No(*3)
Yes
Yes
No
No
Yes
No
Yes
No
Yes
Yes
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