nvent SPECTRACOOL G52 - Ethernet Communication Mode

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TO CHANGE THE STATIC NETWORK TO DYNAMIC NETWORK MODE
• In the Single ACU Ethernet Info tab screen, click on Read Ethernet Info button to read the network card information.
Note: the Reprogram ACU button is now enable.
• Check the box next to the Use DHCP Server on the upper left corner of the screen.
• Click on Reprogram ACU button. Now the network is switched to dynamic from static mode.
• To change the dynamic mode to static mode, in the Single ACU Ethernet Info tab window click on Read Ethernet
Info button.
• Uncheck the box next to the Use DHCP Server on the upper left corner of the screen.
• Click on Reprogram ACU button to switch to static mode.
ETHERNET COMMUNICATION MODE
• In the Hoffman A.C. Monitor screen, click on Tools on the main menu.
• In the dropdown window, check the Use Ethernet and notice that Comm Port is now disabled.
• Select Single ACU Monitor tab, in the window click on the Device IP box and type the IP address that need to
communicate to the network card.
• Click on the Community box and then type the word private.
Note: there are two community strings where one is for read ONLY and one is for read/write.
The word “public” allows to read ONLY and “private” allows to read and write.
• Click on Enable Comm button to communicate to the network card and read the temperature information from the
controller.
• Now the temperature settings information in the controller present on the screen.
• To view and change the temperature setpoints, Ethernet card congurations, static and dynamic networking mode,
simply follow the same procedures that dene for the USB communication mode above.
TO MONITOR MULTIPLE A/C UNITS IN THE NETWORK
With the Ethernet networking mode, it provides user with the ability to manage and monitor hundreds
of the A/C units from distance domestically and globally at one central location as long as all A/C units
congure in the same subnet in the network. Refer to remote access control (RAC) Instruction Manual for
conguring multiple units and with text message and email capability in Hoffman A.C. Monitor software.
The remote access control Instruction Manual, P/N: 89091002 can be downloaded from nVent support
center link, https://go.nvent.com/remote-access-control-support-center.
ALARM LOG ACCESSIBLE WITH SUPPORT PROTOCOL
• Using custom software with below supporting le gives the user the ability to view a log of the last 25 alarms
LJ MIB le for SNMP protocol
LJ Register and Coil le for Modbus TCP protocol
LJ EDS and/or EtherNet_IP Objects le for EtherNet/IP protocol
LJ Pronet Data Point le for Pronet protocol