Rockwell-automation 22-COMM-E EtherNet/IP Adapter Manual de usuario descargar pdf (Pagina 130)

C-18 EtherNet/IP Objects

N-Files (Continued)

DPI Port Assignments

PCCC Object (Continued)

DPI Port No. Single-Drive Mode Multi-Drive Mode

0 The drive Drive 0

1 The adapter Drive 1

2 The slave Drive 2

3 Not supported Drive 3

4 Not supported Drive 4

5 Not supported The adapter

N-File Description

N41

For Single-Drive Mode Only

This N-file lets you read and write control I/O messages. You can write

control I/O messages only when all of the following conditions are true:

• The adapter is not receiving I/O from a scanner. For example, there is

no scanner on the network, the scanner is in idle (program) mode, the

scanner is faulted, or the adapter is not mapped to the scanner.

• The value of N42:3 is set to a non-zero value.

Write Read

N41:0

N41:1

N41:2

Logic Command Word

Unused

Reference

Logic Status Word

Unused

Feedback

N42 This N-file lets you read and write some values configuring the port

N42:3 Time-out (read/write): Time (in seconds) allowed between messages to

the N41 or N44 file. If the adapter does not receive a message in the

specified time, it performs the fault action configured in its [Comm Flt

Action] parameter.

N42:7 Adapter Port Number (read only): DPI port on the drive to which the

adapter is connected.

N42:8 Peer Adapters (read only): Bit field of devices having DPI Peer

capabilities.

1 2 ... 125 126 127 128 129 130 131 132 133 134 135 ... 165 166

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Rockwell-automation 22-COMM-E EtherNet/IP Adapter Manual de usuario Pagina 130