Fault command write, Plc block transfer emulation instruction data, Message operation – Rockwell Automation 1203-GK5 DeviceNet Communications Module FRN 1.xxx-3.xxx User Manual

Page 135

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Supported Emulated Block Transfer Commands (Fault Command Write)

F-15

Fault Command Write

Fault Command Write activates the Clear Fault, Clear Fault Queue,
and Drive Reset functions.

PLC Block Transfer Emulation Instruction Data

PLC request instruction length: 4 words
Drive response instruction length: 4 words

Figure F.9
Message Structure

Message Operation

The specified fault Clear/Reset function sends a fault handling
request to the device.

A Clear Fault request clears the last fault that occurred.

A Clear Fault Queue clears the entire fault buffer. Certain devices
may store more than one fault.

A Drive Reset is used with the 1336 FORCE drive product only.
This function resets the drive; it clears the fault queue and writes
the parameter information stored in NVS Storage to RAM.

Data File Format

* Example only — These values vary depending on parameters and products.

Header

Word 0

PLC Decimal Value

–30976

Header

Word 1

Header

Word 2

PLC Request

Header Word 0

Header Word 1

Header Word 2

Message Length

PLC Decimal Value

1792 — Message OK

–30976 — Message Error

0

Drive Response

4

0

Data Word 3

Fault Command

Value

Fault Command

00
01
02
03

Not Used
Clear Fault
Clear Fault Queue
Drive Reset (1336 FORCE Only)

Message Length

4

Data

Word 3

Status Word

0

1

2

3

4

5

6

7

8

9

PLC request

4

–30976

0

0, 1, 2, or 3

Drive response

4

1792

0

0*

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