Task or reply id (ak) – Watson-Marlow MM440 User Manual

Page 158

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3 Functions

Issue 10/06

MICROMASTER 440 Operating Instructions

158

6SE6400-5AW00-0BP0

Task or reply ID (AK):

Bits 12 to 15 (AK) contain the task or reply ID. The task IDs are sent in the
telegram from the master to the slave. The meaning of the IDs is listed in the
following table.

Table 3-19

Task IDs (master -> drive converter)

Reply ID

Task ID

Meaning

positive negative

0 No

task

0 -

1

Request parameter value

1 or 2

7

2

Change parameter value (word) and save only in RAM

1

7 or 8

3

Change parameter value (double word) and save only in
RAM

2

7 or 8

4

Request descriptive element

1

3

7

5

Changing the descriptive element

1

MICROMASTER does not support this

3

7 or 8

6

Request parameter value (array)

1

4 or 5

7

7

Change parameter value (array, word)

2

and save only in

RAM

4

7 or 8

8

Change parameter value (array, double word)

2

and save

only in RAM

5

7 or 8

9

Request the number of array elements

6

7

10 Reserved

- -

11

Change parameter value (array, double word) and save in
RAM and EEPROM

2

5

7 or 8

12

Change parameter value (array, word) and save in RAM
and EEPROM

2

4

7 or 8

13

Change parameter value (double word) and save in RAM
and EEPROM

2

7 or 8

14

Change parameter value (word) and save in RAM and
EEPROM

1

7 or 8

15

Read or change text
MICROMASTER does not support this

15

7 or 8

1

The required element of the parameter description is specified in IND (2nd word)

2

The required element of the indexed parameter is specified in IND (2nd word)

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