Rockwell-automation 1738 Assembly Connections for POINT I/O and ArmorP Manual de usuario descargar pdf (Pagina 18)

Publication 1734-UM016A-EN-P - October 2010

12 Configuration

Once you have the sizes from the adapter, return to your calculations to

resolve the differences between your expected size and the size from the

adapter.

Instance 100 (O → T data)

101 (T → O data with status)

103 (T → O data without status)

Attribute 4

Response 8E 00 00 00 xx xx

8E 00 — Indicates message was processed successfully

00 00 — 0 = success. Non-zero indicates an error code

xx xx — Indicates size (Little Endian format)

(1)

in Little Endian format, the least significant byte is shown first. A returned value of A2 01 should be interpreted

as 0x01A2 hex (418 decimal).

Diagnostic Messaging Field Description

Field Description

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 81 82

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Rockwell-automation 1738 Assembly Connections for POINT I/O and ArmorP Manual de usuario Pagina 18