Greenheck Network Interface Controller for Tempered Air Products (476811) - Manual (Page 8)

8 Network Interface Controller for Tempered Air Products
T
HIS SCREEN ALLOWS THE USER TO SELECT THE
BMS
PROTOCOL
. A
LL
BMS
PROTOCOLS REQUIRE A COMMUNICATIONS CARD INSTALLED IN THE
SERIAL CARD
PORT , LOCATED ON THE FACE OF THE CONTROLLER .
If the protocol is BACnet MSTP or BACnet IP/Eth, the user can change
common BACnet parameters via the controller. The BACnet Plugin must be set
to YES.
T
HIS SCREEN ALLOWS THE USER TO ADJUST
M
ODBUS PARAMETERS
.
This screen only appears if the selected BMS protocol is set to Modbus .
The address is the Modbus address of the card installed in the SERIAL CARD
port located on the face of the controller. (Factory Default Address = 1). The
Baud Rate should be set to the BMS baud rate. (Factory Default Baud Rate is
9600).
BMS Configuration
Protocol: BACnet MSTP
BACnet Plugin? YES
MODBUS SETUP
Address: 1
Baudrate 9600
F. Service
c. BMS Config
T HIS SCREEN ALLOWS THE USER TO ADJUST BAC NET MSTP PARAMETERS .
This screen only appears if the selected BMS protocol is set to BACnet MSTP and
BACnet Plugin = YES.
If a BACnet MSTP card has been installed, the default parameters can be
changed via the controller display. Factory settings are shown in the screen to
the left.
To view current parameters:
1. Power on controller and allow several minutes to initialize.
2. Go to BMS Config menu and view BACnet Read/Write screen.
3. Change Function to Read and Update? to YES.
Current BACnet MSTP parameters should now be displayed in the BACnet
MSTP SETUP screen. If all values appear to be zeros, consult the factory.
(Make sure you have allowed several minutes for the controller to initialize).
*Values may appear to be zero prior to setting the Function to READ.
To change BACnet MSTP parameters:
1. Power on controller and allow several minutes to initialize.
2. Go to BMS Config menu and view MSTP SETUP screen.
3. Move cursor to desired parameter by pressing the
buttons. Press
to select the parameter to change. Press the buttons to adjust
the parameter. Press to save adjusted value.
4. Once desired parameters have been entered, go to BACnet Read/Write
screen. Change Function to Write and Update? to YES.
5. Reboot the controller by cycling power to the unit. Allow several minutes
for the controller to initialize.
6. View MSTP parameters. If changed values did not save, contact the
factory.
MSTP SETUP
Instance: 77000
Baudrate 38400
MAC Addr:
0
MaxMasters: 127
MaxInfoFrames: 20
BACnet Read/Write
Function: Read
Update? Yes
*Cycle unit power to confirm
write command.
The BMS Config menu allows the user to view and alter BMS protocol
settings. If the BMS protocol is BACnet or Modbus, additional screens allow
further configuration. See below for details. To access the BMS Config
sub-menu, enter the service password (Default=1000).
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