User`s guide

USER'S GUIDE____________________________________________________________________
112 _________________________________________________________________ M211095EN-C
You can also troubleshoot WMT700 as follows:
- Fetch the error and event messages with the ERRORS command. For
more information, see section ERRORS — Get Error Codes and
Counts on page 78.
- Include diagnostics-related items in the data message. For more
information, see section Parameters Handling Commands on page 74.
Restoring Serial Port Settings
If you are not familiar with the configured settings of the WMT700 wind
sensor or if the settings have been accidentally changed, you may not get
any response when you send the OPEN command to WMT700. In that
case you need to restore the serial port settings to known values.
To restore the default serial port settings using Windows
®
HyperTerminal:
1. Connect a cable between your terminal computer, power supply
and WMT700.
2. Open the Windows
®
HyperTerminal program.
3. Cancel the new connection.
4. From the File menu, click Properties.
5. Select the correct COM port and click Configure.
6. Regardless of the configured port settings of WMT700, select the
following communication settings:
- Bits per second: 19200
- Data bits: 8
- Parity: None
- Stop bits: 1
- Flow Control: None
7. Close the New Connection Properties window.
8. Connect to WMT700 using the RS-485 interface.
9. Switch the sensor power supply off and back on.
10. Press # on your keyboard and hold down the key for at least five
seconds. WMT700 responds by sending the following string:
Ok
Restoring COM1 and COM2 settings…