Enable Communication Protocols
Liebert
®
IntelliSlot
®
Unity
™
Card
10
3.0
E
NABLE
C
OMMUNICATION
P
ROTOCOLS
The Liebert IntelliSlot Unity card will communicate with equipment and third-party systems over
these protocols:
• BACnet IP
• BACnet MSTP
• Modbus TCP
• Modbus RTU
• SNMP
• YDN23
3.1
Enable Protocols
Protocols may be enabled after a card has been installed and configured. After a protocol is enabled, it
must be configured, which requires opening that protocol’s folder (Unity>Protocols> (desired
protocol).
To enable two communication protocols:
1. Select Unity Tab > Protocols.
2. Click on
Edit
and enter the administrator user name and password.
3. Put a check mark (
✔
) in the desired protocols—Only two may be enabled; only one of the two can
use the 485 port.
4. Click
Save
to confirm the changes or click on
Cancel
to discard them.
5. Configure the protocols selected. For details, refer to
5.0 - Edit the Liebert IntelliSlot Unity
Card Configuration
.
6. Restart the card (refer to
5.11 - Configuration—Unity Tab-Support Folder
.
a. Select Unity Tab > Support.
b. Enable the commands.
c. Click on
Restart
.
NOTE
Only two of the protocols may be enabled on one card.
• Only one version of BACnet may be selected, either BACnet IP or BACnet MSTP
• Only one version of Modbus may be selected, either Modbus TCP or Modbus RTU
• Only one of the protocols can use the 485 port; choosing two 485 protocols will cause
conflicts.