Spectrum-controls 2080sc-BAC Manual de usuario descargar pdf (Pagina 43)

User’s Manual Pub. 0300274-01 Rev. A.0

Chapter 4

Implementing the BACnet

Protocol

This chapter describes the BACnet protocol and its implementation in the

BACnet Communications Module:

 BACnet Protocol Requirements

 Tag Mapping

 API Address Mapping and other considerations

Section 4.1 BACnet Object Types

The following data shows the supported BACnet object types and the properties

supported for each object type. Each table also includes the property data type,

the identifier number, and whether the property is read or read/write.

Analog Input-BACnetObjectType = 0

Properties Supported

Property Data

Type Identifier

Read/Write

Object_Identifier

BACnetObjectIdentifier

Object_Name

CharacterString

Object_Type

BACnetObjectType

Present_Value

REAL

Status_Flags

BACnetStatusFlags

111

Event_State

BACnetEventState

Out_Of_Service

BOOLEAN

Units

BACnetEngineeringUnits

117

Analog Output-BACnetObjectType = 1