ASHRAE 135 Comments Due | Standards Michigan

ASHRAE 135 Comments Due

2019-01-27 All day

Emory University

BSR/ASHRAE Addendum br to BSR/ASHRAE Standard 135-201x, BACnet – A Data Communication Protocol for Building Automation and Control Networks (addenda to ANSI/ASHRAE Standard 135-2016)

This addendum adds new engineering units, a new mandate to accept writes of NULL to non-commandable properties, and intrinsic fault reporting to Lighting Output object type; deprecates Time form of timestamps; clarifies the Multi-state object types when Number_Of_States shrinks; fixes the language for event type and message text parameters of event notifications; clarifies the object instance 4194303; extends the ReadPropertyMultiple service to support the Network Port wildcard instance treatment; and clarifies the timestamp of trend log and trend log multiple log records.

Click here to view these changes in full: Page 33+

Send comments (with copy to psa@ansi.org) to: http://www.ashrae.org/standards-research–technology/public-review-drafts

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