Device object – Vaisala HMW90 User Manual

Page 92

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User's Guide _______________________________________________________________________

90 ___________________________________________________________________ M211399EN-F

Device Object

Table 19 below describes the properties of the device object. Note the

following:

- Writable means writable via BACnet
- Max_Master and Max_Info_Frames are required in a Master device.
- UV = Configured at Vaisala factory to a unique value. See additional

information after the table.

Table 19

Device Object Properties

Property

Data type

(Application Type)

Writable

(Conforma

nce Code)

Value or Initial Value

Persistence

Object_Identifier

BACnetObjectIdentifier Y (R)

02 00 00 00 (hex)

Object Type = 8,

Instance = xxxxxxx

UV

Nonvolatile

Object_Name

CharacterString[50]

Y (R)

"HMW90_Yxxxxxxx"

UV Nonvolatile

Object_Type

BACnetObjectType

(ENUMERATED)

N (R)

8 (Device Object)

Fixed

System_Status

BACnetDeviceStatus

(ENUMERATED)

N (R)

0 (Operational)

Volatile

Vendor_Name

Character String

N (R)

"Vaisala Oyj"

Fixed

Vendor_Identifier

Unsigned16

N (R)

339

Fixed

Model_Name

CharacterString

N (R)

"HMW95"

Nonvolatile

Firmware_Revision

CharacterString

N (R)

X.X.X.X (BACnet

interface)

Fixed

Application_Software

_Revision

CharacterString

N (R)

X.X.X.X

Fixed

Location

Character String[50]

Y (O)

“Location”

Nonvolatile

Description

Character String[50]

Y (O)

“Description”

Nonvolatile

Protocol_Version

Unsigned

N (R)

1

Fixed

Protocol_Revision

Unsigned

N (R)

4

Fixed

Protocol_Services

BACnetProtocolServic

es Supported (BIT

STRING)

N (R)

Read Property

Read Property Multiple

Write Property

Device Communication

Control

Reinitialize Device

Who-Is

Who-Has

Fixed

Protocol_Object_Typ

es_Supported

BACnetObjectTypesSu

pported (BIT STRING)

N (R)

Analog Input

Analog Value

Device

Fixed

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