Issue
Expanding a system with a 7798B and unable to connect to other controllers.
Product Line
TAC INET
Environment
- All versions of I/NET
Cause
There is no expansion card to connect the LAN Controllers together.
Resolution
The 7798B requires a CLX Expansion Card to be plugged into the slot to allow it to communicate to other controllers. The part number for this is LAN EXPANSION OPTION FOR RS-485, CLX. See Additional information on CLX LAN Expansion Option for RS-485 for more information on the CLX part.
- Take the device off the wall, unplug all wires including power.
- Insert the CLX card into the slot on board, be careful not bend any pins while doing this.
- Connect the wires again in their respective terminal with the LAN wire connecting to the CLX card, Sublan to those devices and power.
- Put the device back on the wall, set up accordingly and it should be communicating to the controllers now.
