www.janitza.com UMG 804
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14.2.2 Serial Communications Settings
· The Serial Settings page allows for all serial-ba-
sed settings to be configured. These settings
may also be configured using the config.csv file
via USB drive or using Modbus write commands.
· All UMG 804s or devices sharing the same serial
line must have unique addresses / slave IDs.
· The module is set up for two wire RS-485 Mod-
bus RTU communications; see wiring details in
„11.1 Voltage input 230 V AC“ on page 43,
The Update Settings must be
selected for any of the above
changes to be captured.
Ethernet
Serial