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Fault command write, Plc block transfer emulation instruction data, Message operation – Rockwell Automation 1203-CN1 ControlNet Communications Module 1203-CN1 User Manual

Page 133

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Publication 1203-5.13 – February, 2002

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

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, 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

Message Structure

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*