In this “Document Change Log”, removed entries prior to 2008.

In the Bacnet Quick Start subsection Configure the Network ports, a correction was made in the procedure To configure a BACnet/MSTP port (“Max Master” should be set to the highest known master on the network, with room for possible expansion).

In the main section Niagara Bacnet Client Concepts, various subsections were updated, including About bacnet palette components (shows AX-3.8 bacnet palette, with “WorkerPools” folder). Under the Bacnet Comm section, most screen captures were updated to the AX-3.8/AX-3.7 look, and a new Bacnet Comm: Server configuration was added about possible configuration changes. Other updates were made in About Bacnet Polling, primarily in subsection Current Bacnet polling (AX-3.2 and later). A new section Bacnet Workers was added, which includes Location of Bacnet workers and Worker pool expansion. The section About Bacnet Tuning Policies had updates, including new subsections Client COV notes and Changes in COV statusFlags reporting, the latter which explains changes since AX-3.7u1. A new section also describes a new property for a BacnetNetwork in AX-3.8. See BacnetNetwork "uploadOnStart" property. The section About Bacnet Device Find Parameters was updated to show and describe “Select All” and “Clear All” buttons introduced in AX-3.7. The section BacnetDevice properties was updated, including new sections Notes on other BacnetDevice properties and BacnetDevice "skipUpload" slot, the latter of which applies to AX-3.8 and AX-3.7 stations. Under the Bacnet proxy points section, in Bacnet ProxyExt properties, it was noted to not change the “Property Id” value of any existing proxy point. The subsection Status merger for Bacnet proxy points section was updated, including mention of changed status behavior for proxy points using COV instead of polling. This was also mentioned in an update to the subsection Facets usage to poll additional properties.

In the main section Niagara Bacnet Server Operation, a footnote was added to the Bacnet server configuration overview section, explaining that in some cases configuration outside of the LocalDevice may be necessary.

A new main Niagara Bacnet Alarming section was added, to provide basic information on alarm integration between NiagaraAX and BACnet. A main section is Receiving BACnet alarms, including a subsection Configuring to receive BACnet alarms. The other main section is Sending Alarms to BACnet, including a subsection Configuring to send alarms to BACnet.

In the Bacnet Component Guides subsection bacnet module components, summary entries were added for the BacnetAlarmDeviceExt component and new components (in AX-3.7u1) OutOfServiceExt, and in (in AX-3.8) BacnetWorkerPool. Component summaries support context-sensitive Workbench Help “Guide on Target”, and often have links to more in-depth, contextual details in main sections.

In the section Bacnet Quick Start, a Note was added explaining that quick start procedures also apply to any of the “BACnet Supervisor” products, with links to the appropriate sections that describe these products. Related Notes were added in quick start procedures.

In the main sectionNiagara Bacnet Client Concepts, a more comprehensive table of contents to subsections is provided, with various content changes or additions in some of these subsections. Changed areas include About Bacnet Comm: Network: Router Table, About Bacnet Comm: Network: Ip Port, and reordered content in About Bacnet Polling. In the Local Bacnet Device section, the subsection About Local Device slots was edited, and a new section was added: Time synchronization properties. New Bacnet Device Manager subsections were added, including Devices discovered in fault (orange), and AX-3.5 and later features Timesynch (TSynch) function and Device ID function. Starting in build 3.6.40.1 of the BACnet driver, client support was added for Trend Log Multiple objects. This affected sections About Bacnet Trend Logs (Histories), including subsections Bacnet History Import Manager, and new subsection Bacnet Trend Multiple View.

In the main sectionNiagara Bacnet Server Operation, a more comprehensive table of contents to subsections is provided, with various content changes or additions in some of these subsections. Changed areas include export folder and Bacnet Export Manager, including new subsections Using export folders, Structured View Object server support, Adding new Bacnet export folders, and Svo Subordinate Manager view. Other changes were made in Local Device container slots.

In the sectionBacnet Plugin Guides, more plugin (view) summary descriptions were added, including Views in module bacnetAws and Views in module bacnetOws. Summaries support context-sensitive Workbench “Help on View”, and contain links to more in-depth, contextual details in main sections.

In the sectionBacnet Component Guides, more component summary descriptions were added, including bacnetAws module components and bacnetAws module components. Summaries support context-sensitive Workbench Help “Guide on Target”, and have links to more in-depth, contextual details in main sections.

A new appendix BACnet AWS and OWS Supervisors was added, with main sections BACnet OWS and AWS Supervisors overview, BACnet AWS Supervisor features, BACnet OWS Supervisor features, and Converting to a BACnet AWS or OWS Supervisor station.

The previous appendix BACnet Supervisor (about a bacnetws module -based Supervisor) was retained, but now contains Notes about the BACnet Supervisor being deprecated starting in AX-3.6. A few additional Notes were added about BacnetDevice support starting in AX-3.5.

A new appendix Internetworks and BACnet/IP was added, providing details similar to those in the (R2) Niagara BACnet Integration Reference, but relative to a NiagaraAX station. Main sections include BACnet Network Numbers, Internetwork = BACnet Routers, BACnet/IP and BBMDs, and Example Internetwork Diagrams.