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3.8 Main Menu - Communications and
Options - Group 8
3.8.1 8-0* General Settings
8-01 Control Site
Option:
Function:
Select
[0] Digital and ctrl.word
for using
digital input and control word. Select
[1]
Digital
only to use digital inputs only.
Select
[2] Control word only
to use control
word only. This parameter overrules
settings in
to
[0] Digital and
ctrl.word
Control by using both digital input and
control word.
[1] Digital only
Control by using digital inputs only.
[2] Controlword
only
Control by using control word only.
8-02 Control Source
Option:
Function:
Select the source of the control word.
[0]
None
[1]
FC Port
NOTE!
This parameter cannot be adjusted while the motor is
running.
8-03 Control Timeout Time
Range:
Function:
1 s
*
[0.1 -
6500 s]
Enter the maximum time expected to pass
between the reception of two consecutive
messages. If this time is exceeded, it indicates
that the serial communication has stopped.
The function selected in
Control Timeout Function
will then be
carried out.
8-04 Control Timeout Function
Option: Function:
Select the timeout function. The timeout function is
activated when the control word fails to be updated
within the time period specified in
.
[0] Off
8-06 Reset Control Word Timeout
Option:
Function:
[0]
*
No function
[1]
Do reset
Reset control word timeout.
3.8.2 8-3* FC Port Settings
8-30 Protocol
Option:
Function:
Select the protocol for the integrated RS-485
port.
[0] FC
Communication according to the FC Protocol.
[2] Modbus RTU Communication according to the Modbus RTU
protocol.
[3] Metasys N2
Communication protocol. The N2 software
protocol is designed to be general in nature in
order to accommodate the unique properties
each device may have.
[4] FLN
[5] BACNet
NOTE!
Further details can be found in the Metasys manual.
8-31 Address
Range:
Function:
1
*
[ 0.0 - 247 ] Enter the address for the RS-485 port. Valid
range: 1-126 for FC-bus OR 1-247 for Modbus.
8-32 Baud Rate
Option:
Function:
Select the baud rate for the RS-485 port
[0] 2400 Baud
[1] 4800 Baud
[2] 9600 Baud
[3] 19200 Baud
[4] 38400 Baud
[5] 57600 Baud
[6] 76800 Baud
[7] 115200 Baud
Default refers to the FC protocol.
Parameters
VLT
®
HVAC Basic Drive Programming Guide
3-36
MG18B222 - VLT
®
is a registered Danfoss trademark
3
3