ZIV 7IRD-A - Page 12

Chapter 1. Description
M7IRDA2003I
7IRD-A/J/M: Distribution Protection & Control Terminal
© ZIV APLICACIONES Y TECNOLOGÍA, S.L.U. 2020
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 Oscillographic Register (Optional)
The oscillography function is composed of two sub-functions; Capture and View.
 Local Information available through Alphanumeric Display
Information about controlled bay can be reached using the keys next to the graphic display or
using the keypad next to the alphanumeric display:
Alphanumeric Display:
- Protection and Control Settings
- Protection Operations:
Last Trip
Started Units
Activated Units
Inputs and Outputs Status
- Metering used by Protection Subsystem:
Phase and Ground Currents
Maximum Current
Positive and Negative Sequence Currents
- Protection Records (when the model has oscillographic function, these records
only can be analyzed by communications):
Event Recording
Fault Reports
Current History Record
Graphic Display:
- Bay Single Line Diagram
- Alarm Panel
- Outputs and Inputs Status
- Measurements and Counters
 Self -Test Program
A continuously running diagnostic self-test program verifies the correct operation of the
Terminal Unit and alerts the user to potential problems.