
Programming
Reference Manual
June 2016
MAN-0076, Revision 09
20
Programming
4.8
Alarm mode setting
Only used on Oxygen (ST341) sensors
This option is available for detecting oxygen levels. The user is allowed to set up two Alarm points/level
(normal oxygen level is 20.9 %) under three available Alarm Modes. These Alarm Modes are: Above-
Above, Below-Below and Below-Above. The Alarm Mode chosen by the user depends on the particular
application/operation. If surrounding air is to be used for calibration, ensure that no contaminants are
present. Refer to the Oxygen sensor manual for detailed information.
4.9
Select display language
This option allows the display language to be selected. The default language is English. There are also
options for Spanish, French, and Portuguese.
1.
Enter the main menu by activating any key to get the “enter main menu” prompt then activate
switch 1 to select “yes”.
2.
Activate the up key (switch 1) or down key (switch 2) until “Select Display Language?” is
displayed.
3.
Activate the enter key (switch 3). The default language, ‘English’, will be displayed.
4.
Locate other languages by activating the enter key (switch 3).
5.
Once the desired language is displayed, select “Exit” at each menu stage (sub menu and main
menu).
4.10
Modbus Setup
This option enables the following Modbus parameters to be set:
•
Addressing: From 001 (default) to 247.
•
Baud Rate: 02400 bps, 04800 bps, 09600 bps (default), 19200 bps, and 57600 bps.
•
Frame Format: EVEN Parity (default), ODD Parity, NO Parity.
1.
Enter the main menu by activating any key to get the “enter main menu” prompt, then activate
switch 1 to select “yes”.
2.
Select the up arrow key (switch 1) or down arrow key (switch 2) until “Modbus Setup” option is
displayed.
3.
Activate the enter key (switch 3) to display ‘slave address’ (default address: 001).
4.
Use the up key (switch 1) to increase the address and the down key (switch 2) to decrease the
value. The value range is 001-247.
5.
Activate the enter key (switch 3) when the desired value is displayed.
6.
After setting the Slave Address, exit to this sub menu option using switch 3.
7.
Activate the down key (switch 2) to highlight ‘baud rate’, then activate the enter key (switch 3)
to display the current baud rate.
8.
Use the up key (switch 1) to increase the baud rate and the down key (switch 2) to decrease it.