PACMotion VFD Syllabus
Section 9
GFK-3167B
December 2020
User Defined Function Block
–
PROFINET (Note 6)
41
9.3
Other Modbus/TCP UDFBs
These UDFBs can be used similarly to the above UDFB. Nodes will change based on the
function.
VFD_RD_PARM
Used to Read 1 Parameter from the VFD.
VFD_WR_PARM
Used to Write 1 Parameter to the VFD.
VFD_RD_G1
Used to Read all Group 1 Parameters from the VFD.
9.3.1
Modbus/TCP UDFB to VFD PME Projects
Demo Case Files:
VFD_MBTCP_UDFB_V1.ZIP
VFD_MBTCP_UDFB_WR_PARM_V1.ZIP
VFD_MBTCP_UDFB_RD_PARM_V1.ZIP
VFD_MBTCP_UDFB_RD_G1_V1.ZIP
9.3.2
Modbus/TCP UDFB to VFD Toolchest Drawer
Demo Case File:
VFD_UDFBs.ZDRW
(This Drawer also contains PROFINET UDFB blocks)
9.3.3
Modbus/TCP UDFB to VFD XML Block Code
Demo Case File:
VFD_MBTCP.XML
VFD_RD_PARM.XML
VFD_WR_PARM.XML
VFD_RD_G1.XML
To download all demo case files, please visit:
https://emerson-mas.force.com/communities/en_US/Documentation/PACMotion-VFD-
Syllabus-GFK-3167