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C-4
RS485 (DSI) Protocol
Reading (03) Logic Status Data
The PowerFlex 4 Logic Status data can be read via the network by
sending Function Code 03 reads to register address 8448 (Logic Status).
Reading (03) Feedback
The Feedback (Output Frequency) from the PowerFlex 4 drive can be
read via the network by sending Function Code 03 reads to register
address 8451 (Feedback).
Logic Status
Address (Decimal)
Bit(s)
Description
8448
0
1 = Ready, 0 = Not Ready
1
1 = Active (Running), 0 = Not Active
2
1 = Cmd Forward, 0 = Cmd Reverse
3
1 = Rotating Forward, 0 = Rotating Reverse
4
1 = Accelerating, 0 = Not Accelerating
5
1 = Decelerating, 0 = Not Decelerating
6
1 = Alarm, 0 = No Alarm
7
1 = Faulted, 0 = Not Faulted
8
1 = At Reference, 0 = Not At Reference
9
1 = Reference Controlled by Comm
10
1 = Operation Cmd Controlled by Comm
11
1 = Parameters have been locked
12
Digital Input 1 Status
13
Digital Input 2 Status
14
Not Used
15
Not Used
Feedback
(1)
(1)
Returns the same data as Reading (03) Parameter d001 [Output Freq].
Address (Decimal)
Description
8451
A xxx.x decimal value where the decimal point is fixed. For example, a decimal
“123” equals 12.3 Hz and “300” equals 30.0 Hz.
userman.book Page 4 Friday, June 21, 2002 2:48 PM
Summary of Contents for Allen-Bradley PowerFlex 4
Page 4: ...soc 2 userman book Page 2 Friday June 21 2002 2 48 PM ...
Page 6: ...ii userman book Page ii Friday June 21 2002 2 48 PM ...
Page 32: ...1 22 Installation Wiring Notes userman book Page 22 Friday June 21 2002 2 48 PM ...
Page 70: ...4 8 Troubleshooting Notes userman book Page 8 Friday June 21 2002 2 48 PM ...
Page 74: ...A 4 Supplemental Drive Information Notes userman book Page 4 Friday June 21 2002 2 48 PM ...
Page 82: ...B 8 Accessories and Dimensions Notes userman book Page 8 Friday June 21 2002 2 48 PM ...
Page 88: ...C 6 RS485 DSI Protocol Notes userman book Page 6 Friday June 21 2002 2 48 PM ...
Page 92: ...Index 4 Notes userman book Page 4 Friday June 21 2002 2 48 PM ...
Page 93: ...userman book Page 1 Friday June 21 2002 2 48 PM ...