Lonworks - Carrier WSHP Open v3 Integration Manual

Installation
Wire specifications
A dedicated 22 AWG shielded twisted pair wire (EIA 485)
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Maximum wire length 2000 feet (610 meters) or 32 nodes
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Devices should be daisy-chained and not star-wired
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Attach the drain/shield wire to both ends of the network segment and through every controller
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NOTE Use the same polarity throughout the network segment.
Turn on the WSHP Open's power.
7

LonWorks

When you handle the LonWorks Option Card:
• Do not contaminate the printed circuit board with fingerprints, moisture, or any foreign material.
• Do not touch components or leads.
• Handle the board by its edges.
• Isolate from high voltage or electrostatic discharge.
• Ensure that you are properly grounded.
Refer to Appendix E for the LonWorks Protocol Implementation Conformance Statement (PICS).
10 WSHP Open v3