Yokogawa JUXTA M Series Digital Limit Alarms MVTK Manuale Utente Pagina 59

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<Toc> <Ind> <5. MODBUS Communication >
5-13
IM 77J04J11-01E 1st Edition : 2006.08.25-00
5.2.3 Specifying Broadcast
Broadcast addressing allows the corresponding multiple M Series to receive the command.
(1) To use this function, specify 00 in the address number.
(2) Broadcast addressing works independently of the address number.
(3) Broadcast addressing is only applicable to write commands.
(4) No response is returned if broadcast addressing is used.
Higher-level device (master)
Broadcast data.
* No response from slaves
A maximum of 1200 m; up to 31 slave stations
For the M Series communication, D registers are used.
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