The Quality of a tag is either Good or Bad. If the Quality is Bad, then one of the following indicators is presented:
- Communications Failed: The server is not connected to the sensor, and the last value is not known. One potential cause of a communications failure is an incorrect User Name or Password supplied in the configuration of the sensor.
- Configuration Error: Either the server encountered an error reading in the configuration, or the tag is not present on the sensor.
- Device Failure: The server has not detected the sensor on the network.
- Last Known: The server is not connected to the sensor, but the last value is known.
- Not Connected: This tag was not present in the job file on the sensor.
- Out of Service: The state of the item is inactive.