Trane BACnet MS/TP Installation, Operation And Maintenance Manual page 34

Wiring and link performance, best practices and troubleshooting
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Trane SerialSpy Protocol Analyzer Software
Data Request Details
Serial Spy captures are most useful for determining which addresses are communicating and if there are
specific patterns of diagnostics. So for the most part, that is what you will be looking for when you evaluate
a SerialSpy capture. However, there may be occasions when you will want to look at data requests and
replies in some detail.
Figure 23, p. 34
the line in the left panel of SerialSpy, you can see the details of the request listed in the right panel (which
properties and which objects in the device are being read).
Figure 23. Details of a data request from the Tracer
34
®
shows the Tracer
SC+ (address 0) requesting data from device 52. When you highlight
®
SC+
BAS-SVX51L-EN

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