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Addressing the TV-MPCXP
TruVu™ MPC Processor
CARRIER CORPORATION ©2021
Installation and Start-up Guide
All rights reserved
18
To set up autobaud
The TV-MPCXP can automatically receive or establish the baud rate on a serial network. When you configure a
device on the network for autobaud and then power it up, the device detects the incoming baud rate on the
network and sets its baud to match.
Autobaud does not work unless there is a device on the network, whether Carrier or third party, that has the baud
rate already set. You can manually set the baud rate on more than one device, as long as the rate is the same for
every device.
NOTES
•
The received baud rate stays intact during power cycles.
•
We recommend you set the baud rate manually on the router for the network.
MS/TP
MSTP Autobaud
can be configured in either the:
•
Service Port
controller setup pages >
BACnet
tab >
Port S1
or
Port S2
or
•
The i-Vu® interface, right-click your TV-MPCXP on the navigation tree, and select
Driver Properties
>
BACnet
Router Properties
>
MS/TP Configuration
on Port S1 or on Port S2. See
BACnet Router Properties
(page 38).
Modbus
Modbus Serial Autobaud
can be configured in either the:
•
Service Port
controller setup pages >
Modbus
tab >
Modbus RS-485
>
Port Configuration
or
•
The i-Vu® interface, right-click your TV-MPCXP on the navigation tree, and select to
Driver Properties
>
Communication Status
>
Modbus Serial
NOTE
See the
Modbus Integration Guide
.
NOTE
If you set
Autobaud
or make other changes in the controller setup pages, you must upload the changes to
the system database the first time you access the controller in the i-Vu® interface. This preserves those settings
when you download memory or parameters to the controller.
Содержание TruVu MPC
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