Protocol setting, Protocol setting -43 – KEYENCE AutoID User Manual

Page 93

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4-8

RS-485 Master Unit (N-410) Settings

SETT

ING DEVICE OPER

A

T

IONS

4

Protocol Setting

The following describes the settings of the [Protocol setting] tab for the N-410.
On the [Protocol setting] tab, set the general-purpose protocol or PLC Link.
When "PLC setting" is set to "Disable", set the general-purpose protocol. When "PLC setting" is
set to "Enable", set PLC Link.

General-purpose protocol

The following describes setting of the general-purpose protocol when "PLC setting" is set to "Disable".

Item

Description

Handshaking

Select None, PASS/RTRY or ACK/NAK for Handshaking.

Add ID

Select Enable or Disable for Add ID.

Checksum

Select Enable or Disable for Checksum (to check for data corruption during
communication).

Read-error code

This item is for sending an error code from the N-410 to the personal computer
when communication fails.
Any error code up to eight characters in length can be set. However, normally,
use the default (ERROR).

Header

Select None, STX, ESC or Custom for the text string to be used as the header.
When "Custom" is selected, specify the desired text string in ASCII code of
Hexadecimal (HEX).

Delimiter

Select CR, CR+LF, ETX or Custom for the text string to be used as the
delimiter. When "Custom" is selected, specify the desired text string in ASCII
code of Hexadecimal (HEX).

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