PACMotion VFD Syllabus
Section 13
GFK-3167B
December 2020
PDO/PDI Data Map and Addressing (Note 9)
57
PDO2 (Output Frequency - Fixed)
Modbus/TCP address: 300002
123 = 12.3 Hz
PDO3 (Output Current or P5-12 select)
Modbus/TCP address: 300003
105 = 10.5 A
PDO4 (Output Torque or P5-08 select)
Modbus/TCP address: 300004
33 = 3.3 %
13.2
Modbus/TCP or RTU PDI Data
VFD Process Data Input (PDI1 - 4) From Client (Master) To Server (Slave)
The
Client will initiate communications and WRITE this data to the VFD.
Figure 56: Modbus/TCP Client (Master)
PDI1 (Drive Control Word)
Modbus/TCP address: 400001
Bit 0
0 = Stop the Drive (Disable), 1 = Run the Drive (Enable)
Bit 1
0 = Allow Drive to Run, 1 = Enable Drive to Stop with 2nd deceleration ramp
(Fast stop request.)
Bit 2
0 = No Fault Reset, 1 = reset any active faults or trips on the drive (Reset
request).
This bit must be reset to zero once the fault has been cleared.
Bit 3
0 = Allow Drive to Run. Set to 1 to issue a coast stop command (Coast stop
request).
