Rockwell Automation 1734-APB Point I/O Profibus Adapter Module User Manual

Page 51

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Publication 1734-UM005B-EN-P - June 2001

Communication and I/O Table Mapping 4-13

Master PROFIBUS Address

In this octet (byte 3), the address of the master that has done the
parameterization of the adapter is entered. If the adapter is not
parameterized from any master, the adapter writes the address 255
(decimal) here.

Identity Number

The identity number (byte 4-5) is a unique code that describes the
type of DP-slave. The identity number for the 1734-APB adapter is
04EF (hexidecimal).

Module-related Diagnostics

The module-related diagnostics indicates if any of the connected I/O
modules reports errors. More detailed information of the error can be
found by further evaluation of the channel-related diagnostic message.

Channel Related Diagnostics

These diagnostics give information on channel errors of the I/O
modules and expand on the module related diagnostics. The message
entry length is 3 bytes.

Bit Value

Module Status

0

Module is OK

1

Module reports error

Octet

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

6

0

1

0

0

1

0

0

1

...

7

Module 8

Module 7

Module 6

Module 5

Module 4

Module 3

Module 2

Module 1

8

Module 16 Module 15 Module 14 Module 13 Module 12 Module 11 Module 10 Module 9

9

Module 24 Module 23 Module 22 Module 21 Module 20 Module 19 Module 18 Module 17

10

Module 32 Module 31 Module 30 Module 29 Module 28 Module 27 Module 26 Module 25

11

Module 40 Module 39 Module 38 Module 37 Module 36 Module 35 Module34 Module 33

12

Module 48 Module 47 Module 46 Module 46 Module 44 Module 43 Module 42 Module 41

13

Module 56 Module 55 Module 54 Module 53 Module 52 Module 51 Module 50 Module 49

14

Not used

Module 63 Module 62 Module 61 Module 60 Module 59 Module 58 Module 57

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