Diagnostic Data

Diagnostic data provide information on:

  • Quality of the time stamping for each event.

  • Time and buffers management.

  • Communication between each time stamping source and client.

Diagnostic information is displayed on:

  • AVEVA Plant SCADA

  • OFS

  • BME NUA 0100

  • PLC variable viewers

  • Time stamping source module (hardware)

Diagnostic Sources

At source time stamping diagnostic information is provided by:

  • Time stamping event sources.

  • OFS software.

Diagnostic Data Availability

The following table describes the diagnostic data access mode and presentation:

Diagnostic Data Source

Diagnostic Data

Presentation

Time stamping event sources

Buffer diagnostic

Viewers of PLC variables: Device DDT or IODDT (SCADA, Control Expert...).

Time valid, synchronized

TS Events service state

I/O Channel error

SOE Uncertain (1.)

SCADA alarm viewer or SOE viewer.

Time Quality

I/O channel error

OFS

Event service communication

Network Info window in the Devices tree-view.

Connection health status

SCADA alarm viewer or SOE viewer or diagnostic animation page.

1. Variable tag needs to be created by the user.

AVEVA Plant SCADA Settings

It is strongly recommended to set time stamping diagnostic parameters in AVEVA Plant SCADA.