Beckhoff AX2000 PROFIBUS DP communication profile Instrukcja Użytkownika Pobierz pdf (Strona 16)

3.1 Parameter channel

3.1.1 Parameter ID (PKE)

Marked lines in the table are valid for AX2000/2500

Master —> Slave Slave —> Master

Task ID

Function

Response ID positive Response ID negative

0 no task 0 0

1 request parameter value 1,2 7

2 alter parameter value [W] 1 7/8

3 alter parameter value [DW] 2 7/8

4 request description element 3 7

5 alter description element 3 7/8

6 request parameter value [A] 4,5 7

7 alter parameter value [A/W] 4 7/8

8 alter parameter value 5 7/8

9 request number of array elements 6 7

10 - 15 reserved

3.1.1.1 Interpretation of the response IDs

Marked lines in the table are valid for AX2000/2500

Response ID Interpretation

0 no task

1 transmit parameter value

2 transmit parameter value

3 transmit description element

4 transmit parameter value

5 transmit parameter value

6 transmit number of array elements

7 task not possible (with error no.)

8 no operating authority for PKW interface

9 spontaneous message [W]

10 spontaneous message [DW]

11 spontaneous message [A/W]

12 spontaneous message [A/DW]

Abbreviatoins in the tables:

A: Array

W: Word

DW: Double-word

16 PROFIBUS for AX2000/2500

Profile of AX2000/2500 12/05 BECKHOFF

1 2 ... 11 12 13 14 15 16 17 18 19 20 21 ... 50 51

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Beckhoff AX2000 PROFIBUS DP communication profile Instrukcja Użytkownika Strona 16