Rockwell Automation Publication 520-UM001K-EN-E - August 2021
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Appendix C RS485 (DSI) Protocol
Writing (06) Comm
Frequency Command
The PowerFlex 520-series drive Comm Frequency Command can be controlled
through the network by sending Function Code 06 writes to register address
2001H (Comm Frequency Command).
Position Bit Definitions
Comm Logic Command – C122 = 1 “Position”
Address (Decimal)
Bit(s)
Description
2000H (8192)
0
1 = Stop, 0 = Not Stop
1
1 = Start, 0 = Not Start
2
1 = Jog, 0 = No Jog
3
1 = Clear Faults, 0 = Not Clear Faults
5, 4
00 = No Command
01 = Forward Command
10 = Reverse Command
11 = No Command
6
1 = Logic In 1
7
1 = Logic In 2
10, 9, 8
000 = Freq. and Position Step 0
001 = Freq. and Position Step 1
010 = Freq. and Position Step 2
011 = Freq. and Position Step 3
100 = Freq. and Position Step 4
101 = Freq. and Position Step 5
110 = Freq. and Position Step 6
111 = Freq. and Position Step 7
11
1 = Find Home
12
1 = Hold Step
13
1 = Pos Redefine
14
1 = Sync Enable
15
1 = Traverse Disable
Comm Frequency Command
Reference
Address (Decimal)
Description
2001H (8193)
Used by internal comm modules to control the reference of the drive. In units of
0.01 Hz.
Summary of Contents for Allen-Bradley PowerFlex 520 Series
Page 8: ...8 Rockwell Automation Publication 520 UM001K EN E August 2021 Table of Contents Notes ...
Page 68: ...68 Rockwell Automation Publication 520 UM001K EN E August 2021 Chapter 2 Start Up Notes ...
Page 236: ...236 Rockwell Automation Publication 520 UM001K EN E August 2021 Appendix F PID Set Up Notes ...
Page 270: ...270 Rockwell Automation Publication 520 UM001K EN E August 2021 Index Notes ...