Chapter 5 ________________________________________________________________ Operation
VAISALA _______________________________________________________________________ 37
Terminal Application Settings
The serial interface settings of the DPT146 RS-485 line are presented in
Table 5 below.
Table 5
Default Serial Interface Settings
Property
Description / Value
Baud rate
19200
Parity None
Data bits
8
Stop bits
1
Flow control
None
The steps below describe how to connect to the DPT146 using the
PuTTY terminal application for Windows (available for download at
Connect the USB serial interface cable between your PC and the
RS-485 port of the DPT146 (port II).
2.
Start the PuTTY application.
3. Select
the
Serial
settings category, and check that the correct COM
port is selected in the
Serial line to connect to
field.
Note: You can check which port the USB cable is using with the
Vaisala USB Instrument Finder program
that has been installed
in the Windows Start menu.
4.
Check that the other serial settings are correct for your connection,
and change if necessary.
Flow control
should be set to
None
unless
you have a reason to change it.
5. Click
the
Open
button to open the connection window and start
using the serial line.
Note: If PuTTY is unable to open the serial port you selected, it
will show you an error message instead. If this happens, restart
PuTTY and check the settings.
6.
You may need to adjust the
Local echo
setting in the
Terminal
category to see what you are typing on the serial line. To access the
configuration screen while a session is running, click the right
mouse button over the session window, and select
Change
Settings...
from the pop-up menu.
