A concept created for special circumstances has become a sad S.O.P.

When it comes to manual labor, the buck needs to stop somewhere.

The commissioning agent can steer this to avoid data paralysis later.

Skimpy interface with BAS means more points of contention.

The latest "progress" has yielded its own growing pains and pressures.

One more case where all seems fine … but isn’t.

Why did last month’s boiler system have the summertime blues?

Could detecting a manual override suggest deeper problems?

This is the second in a series of columns in which I am demonstrating examples of systems performance information that can be gleaned from trend log analysis. In these columns, I introduce a system or sub-system, show a trend graph, and then leave it up to the reader to discover the operational “issue” illustrated in the graph. The answer will be given at the start of the subsequent month’s column.

This is the first in a series of columns in which I plan to demonstrate examples of systems performance information that can be gleaned from trend log analysis. Whether the trended data comes from a BAS or from portable dataloggers, the analysis is the same.