KEYENCE N-400 - Manual (Page 104)

Chapter 5 Multi-Head Mode Control Procedure
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5.4 Command Communication in Multi-Head Mode
The command communication in multi-head mode is the same as that in multi-drop
link mode. For details, see the descriptions for multi-drop link mode. The following
sections describe the main points only.
5.4.1 Sending a command to BL series
The data communication format does not include an ID number. However, the
command sent to the BL series must include an ID number.
• Command sent to BL series
• Response
For details about the communication format, see pp. 4-10 and 4-11.
Note: To use the BL series’ reading rate check mode, send the “Specific ID polling
ON” command first. (
➮ See p. 72.) After using this command, be sure to reset it.
5.4.2 N-400 direct control/setup commands
The commands sent to the N-400 are the same as those used in multi-drop link
mode.
• Command sent to N-400
• Response
➮ For details about the communication format, see pp. 69, 70 and 75.
Header % P mm – Serial command Delimiter
Header % P mm – Delimiter Response
Header Command Delimiter
Header Delimiter Response