Issue
A red exclamation mark is seen with a discovered MNB controller icon in WorkPlace Commissioning Tool
Product Line
TAC IA Series
Environment
- I/A Series WorkPlace Commissioning Tool
- I/A Series Micronet BACnet controller (MNB)
Cause
The WorkPlace Commissioning Tool has lost communications with the BACnet device
Resolution
Resolve the BACnet communications issue. Refer to BACnet MS/TP Bus Communication Troubleshooting Checklist.
Refer to the table below which is extracted from the IA Series MicroNet BACnet WorkPlace Commissioning Tool and Flow Balance Tool Users Guide.
| Icon and Type | Applicable Devices | Meaning |
|
Remote I/O Warning |
MNB-1000 | A remote I/O module connected to the MNB-1000 controller is in a state other than "online and configured" (status code 0x03). |
|
Lost Communication |
All Devices | The Tool is no longer able to communicate with the device. |
|
Operation in Progress |
All MNB-xxxx Devices | Device is in the midst of an operation. For example, the device may be undergoing a firmware upgrade, or an MNB-Vx VAV Controller may be performing a Check Rotation. |
