Communications
vacon • 17
Local contacts: http://drives.danfoss.com/danfoss-drives/local-contacts/
6
6.3.2
Modbus process data in VACON
®
20X and VACON
®
CP Application
ACIT1075
Process data is an address area for fieldbus control. Fieldbus control is active when the value of
parameter 1.11 (Control place) is 2 (= fieldbus). The content of the process data can be programmed
in the application.The following tables present the process data contents in VACON
®
ACIT1075
Application. Please refer to VACON
®
20 CP X Multipurpose Application Manual for details.
6.3.2.1
Fieldbus Data IN: Master -> Slave
NOTE!
•
CW b0 Run is acquired on edge, only if the drive is in Ready state (see Status Word b0) and
actual control place is Fieldbus.
•
CW b2 Fault Reset is active even if control place is not the Fieldbus.
Table 13.
Modbus
register
Name
Description
Range
2001
Control word
Drive control
Binary coded:
b0: Run
b1: Reverse
b2: Fault Reset(on edge)
b8: forces control place to field-
bus
b9: forces reference source to
fieldbus
2002
General control word
Not used
2003
Speed reference
Reference
0...10000 as 0,00...100,00% of
Min freq. - Max freq. range
2004
Fieldbus Data IN 1
Programmable
0...10000
2005
Fieldbus Data IN 2
Programmable
0...10000
2006
Fieldbus Data IN 3
Programmable
0...10000
2007
Fieldbus Data IN 4
Programmable
0...10000
2008
Fieldbus Data IN 5
Programmable
0...10000
2009
Fieldbus Data IN 6
Not used
-
2010
Fieldbus Data IN 7
Not used
-
2011
Fieldbus Data IN 8
Not used
-
