Device Status. Describes the OK, BAD and DISABLED status of the device referenced. Similar to %DUNITST and %AUNITST.
DISABLE means halt communications to the device. A user or script must DISABLE the device. This can be done from the STATION STATUS Display or %DUNITST.
RED FLASHING BAD means that there is a communications failure to the device; the SCADA node will retry to establish communications if BAD.
OK means communications enabled and no critical errors.
An asterisk (*) means device is not configured.
Tag Type: Discrete
Alarm: Alarm usually on Communications Failure = BAD (Alarm State = 2).
See also %DUNITST, %AUNITST and %DCOMST.