iSMA-B-AAC20 Hardware User Manual
www.ismacontrolli.com
DMP239en | 1st Issue rev. 0 | 02/2022
page 12 of 42
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The communication Ethernet LED (ETH1) is on (orange) for 20 ms after sending each
message.
The Esc button is an exit key.
The Enter key is used to select an element or to move the cursor to the right.
The Arrow up key is used to add or subtract elements or for a menu navigation.
The Arrow down key is used to add or subtract elements or for a menu navigation.
The F1 and F2 are function keys.
To find out more about operating the LCD panel, see the iSMA-B-AAC20 LCD Display User
Manual available at
4.6 Communication
The iSMA-B-AAC20 controllers can be connected to the network with the following
communication buses:
Ethernet connection (2 ETH1 ports);
COM1 RJ12 RS485 connection;
COM2 RS485 connection;
1-Wire connection;
M-Bus connection (for iSMA-B-AAC20-M and iSMA-B-AAC20-LCD-M);
DALI connection (for iSMA-B-AAC20-D and iSMA-B-AAC20-LCD-D);
USB1 port;
SD card.
4.6.1 Ethernet
Figure 14. Ethernet connection
