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Viconics VTR7300 BACnet Integration Manual User Manual

Page 5

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5

Objects Table

Object Name

Type and

Instance

Object Property

Thermostat Parameter

VT7200X5x00B
VT73xxX5X00B

Device

Object_Identifier
Property 75 (R,W)

Unique ID number of a device on a network

Object_Name
Property 77 (R,W)

Unique name of a Device on a network

Model Name
Property 70 (R)

Thermostat Model number

Firmware Revision
Property 44 (R)

Current BACnet firmware revision used by the
thermostat

Protocol Version
Property 98 (R)

Current BACnet firmware protocol version
Default is Version 1

Protocol Revision
Property 139 (R)

Current BACnet firmware protocol revision
Default is Version 2

Max ADPU Length
Property 62 (R)

Maximum ADPU Length accepted
Default is 244

ADPU Timeout
Property 10 (R)

ADPU timeout value
Default is60 000 ms

Application-
Software-Version
Property 12 (R)

Thermostat base application software version
Default is based on current released version

Max_Master (R,W)

Maximum master devices allowed being part of
the network. 0 to 127, default is 127

MS/TP_Address
Property 1001 (R,W)

BACnet MS-TP MAC Address. Proprietary
attribute. Default is as assigned by configuration

MS/TP_Baud_Rate
Property 1002 (R,W)

BACnet MS-TP Baud-Rate. Proprietary attribute.
Range is: 1 = 9.6 KBps, 2 = 19.2 KBps, 3 = 38.4
KBps, 4 = 76.8 KBps and 5 = Auto Baud Rate.
Index 5 is Write only. Reading attribute will state
current Baud rate used. Writing index 1 to 4 will fix
the Baud rate to the desired value.