Pulse Input Module Indicators
191
Chapter 5
Fault and Alarm Indicators
PI Field Fault Indicator
The PI field fault indicator is lit when a field power problem has occurred.
PI Point Indicators
The PI point indicators identify whether the point is greater than or less than 0.5 Hz.
Field
Description
Action
Yellow
steady
Field power from one or more
of the redundant sources is
missing.
To isolate the missing power source, use
the TriStation Diagnostic Panel.
Point (1-6)
Description
Green steady
Input frequency is greater than 0.5 Hz.
No light
Input frequency is less than 0.5 Hz.
Summary of Contents for Trident
Page 1: ...Trident Version 1 2 Triconex An Invensys Company Planning and Installation Guide ...
Page 10: ...x Contents Trident Planning and Installation Guide ...
Page 16: ...xvi Training Trident Planning and Installation Guide ...
Page 53: ...Main Processor Module 37 Chapter 3 System Description Model 2101 Main Processor Baseplate ...
Page 140: ...124 Covers Trident Planning and Installation Guide ...
Page 216: ...200 Replacing Modules Trident Planning and Installation Guide ...
Page 238: ...222 Diagread Cables and Debug Connectors Trident Planning and Installation Guide ...
Page 240: ...224 Trident Planning and Installation Guide ...
Page 248: ...232 Trident Planning and Installation Guide ...
Page 264: ...248 Glossary Trident Planning and Installation Guide ...
Page 274: ...258 Index Trident Planning and Installation Guide ...