Campbell OBS501, Руководство оператора, Страница: 57 / 66

Appendix D. SDI-12 Sensor Support
D-3
4. Press the <enter> key until the datalogger responds with the CR2XX>
prompt. At the CR2XX> prompt, make sure the All Caps Mode box is
checked and enter the command SDI12 <enter>. The response SDI12>
indicates that the OBS501 is ready to accept SDI-12 commands.
5. To query the OBS501 for its current SDI-12 address, key in ?! <enter> and
the OBS501 will respond with its SDI-12 address. If no characters are
typed within 60 seconds, the mode is exited. In that case, simply enter the
command SDI12 again and press <enter>.
6. To change the SDI-12 address, key in aAb! <enter>, where a is the current
address from the above step and b is the new address (see FIGURE D-1 ).
The OBS501 will change its address and the datalogger will respond with
the new address. To exit SDI-12 transparent mode select the
Close
Terminal button.
FIGURE D-1. CR200(X) example of using the SDI-12 transparent
mode to change the SDI-12 address from 0 to 1
D.2.2 CR1000 Datalogger Example
1. Connect an OBS501 to the CR1000 (see TABLE 7-3 ).
2. In the LoggerNet Connect screen navigate to the Datalogger menu and
select Terminal Emulator . The terminal emulator window will open. In
the Select Device menu, located in the lower left-hand side of the window,
select the CR1000 station.
3. Click the Open Terminal button.
4. Press the <enter> key until the datalogger responds with the CR1000>
prompt. At the CR1000> prompt, make sure the All Caps Mode box is
checked and enter the command SDI12 <enter>. At the Enter Cx Port 1, 3,
5, or 7 prompt, key in the control port number where the OBS501 is
connected and press <enter>. The response Entering SDI12 Terminal
indicates that the OBS501 is ready to accept SDI-12 commands.
5. To query the OBS501 for its current SDI-12 address, key in ?! <enter> and
the OBS501 will respond with its SDI-12 address. If no characters are
typed within 60 seconds, the mode is exited. In that case, simply enter the