Associated with: SCADAPack 50 Outstations.
This status attribute shows an accumulated count of the number of times that the device has attempted to send SMS messages. The count starts when the device is first activated. To obtain a count of the number of unsuccessful message send attempts, subtract the Diagnostic SMS Sent OK value from the Diagnostic Send Attempt value. A high count for the number of unsuccessful message send attempts could suggest that GSM reception is poor or unavailable at the device location.
NOTE: This attribute indicates the latest value that the device has sent to ClearSCADA. The device transmits the data to ClearSCADA in diagnostic SMS messages.