Guidelines
139
Chapter 4
Installation and Maintenance
I
⁄
O Bus Considerations
If the total length of the I
⁄
O bus is less than 6 meters (20 feet), the I
⁄
O bus can be
operated without termination.
If the I
⁄
O bus length is greater than 6 meters (20 feet), the bus should be terminated.
The maximum I
⁄
O bus length is 200 meters (650 feet) and includes:
• Length of all baseplates
• I
⁄
O Extender modules
• I
⁄
O bus extension cables
An I
⁄
O bus termination set comprises six terminators. An I
⁄
O bus cable set
comprises three I
⁄
O bus extension cables. The terminators should be installed on
the open I
⁄
O bus connectors on the I
⁄
O Extender Modules at each end of the I
⁄
O bus.
I
⁄
O Bus Extension
Cables
2
6
0
9
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 ...