Yokogawa JUXTA M Series Digital Limit Alarms MVTK - Manual (Page 19)

<3. PC Link Communication >
3-5
IM 77J04J11-01E 1st Edition : 2006.08.25-00
3.1.4 Specifying Broadcast
Broadcast addressing allows the corresponding multiple M Series to receive the command.
(1) To use this function, specify BM for the address number in a command.
(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 and I relays are used.