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Reading (03) feedback, Reading (03) drive error codes, C-6 rs485 (dsi) protocol – Rockwell Automation 22B PowerFlex 40 FRN 1.xx - 6.xx User Manual

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C-6

RS485 (DSI) Protocol

PowerFlex 40 Adjustable Frequency AC Drive FRN 1.xx - 6.xx User Manual
Publication 22B-UM001H-EN-E

Reading (03) Feedback

The Feedback (Output Frequency) from the PowerFlex 40 drive can be
read via the network by sending Function Code 03 reads to register
address 8451 (Feedback).

Reading (03) Drive Error Codes

The PowerFlex 40 Error Code data can be read via the network by
sending Function Code 03 reads to register address 8449 (Drive Error
Codes).

Feedback

(2)

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.

(2)

Returns the same data as Reading (03) Parameter d001 [Output Freq].

Logic Status

Address (Decimal)

Value (Decimal)

Description

8449

0

No Fault

2

Auxiliary Input

3

Power Loss

4

Undervoltage

5

Overvoltage

6

Motor Stalled

7

Motor Overload

8

Heatsink Overtemperature

12

HW Overcurrent (300%)

13

Ground Fault

29

Analog Input Loss

33

Auto Restart Tries

38

Phase U to Ground Short

39

Phase V to Ground Short

40

Phase W to Ground Short

41

Phase UV Short

42

Phase UW Short

43

Phase VW Short

63

Software Overcurrent

64

Drive Overload

70

Power Unit Fail

80

AutoTune Fail

81

Communication Loss

100

Parameter Checksum Error

122

I/O Board Fail

22B-UM001.book Page 6 Wednesday, January 22, 2014 11:04 AM