Communications Test - Thermo Scientific BF51841C Operation Manual

are 1, 2, 3, etc.depending on the number of controller's address to be changed.
See Section "Addresses for Multiple Controller" on page 8-4 for detailed
instructions on configuring multiple controllers.
9. After the instrument scan is completed, a SpecView window appears with the
message, "All channels scanned. Press OK to continue, or cancel to rescan".
Press OK if all of the connected controllers are properly displayed. If no
controls are displayed, check the "Troubleshooting" section at the end of this
setup.
10. To begin communication between the PC and the controller, click on the "Enter
Runtime" button (an icon of a running figurine). This action will ask for a file
name to save this display: use the given default or select another.
11. The "Spec View" window will be displayed, showing the current PV (process
variable) and SP (set point). If the SpecView display of the controller shows
X's, the communication connection or power to the control may have been
interrupted.
12. On some controllers, the decimal point position has been changed from the
YOKOGAWA factory default. This will make the SpecView display differ from
the controller. If this is the case, follow the instructions in
Point Adjustment" Chapter "Communication

Communications Test

When you have established a working communications link between the controller
and PC, you should check the link by varying the target set point function:
1. Click on the arrows of the controller(s) shown in the SpecView window. This
will open a keypad window where the set point can be changed.
2. Select a temperature set point a few degrees from the current temperature and
press the "send" button. Verify that the controller display shows the setpoint
change.
3. Select the original temperature set point through the keypad on the controller
and observe the change on the PC display.
4. The controller parameters may be viewed through SpecView by clicking on the
"PAR" button. A window opens that lists the controller parameters. Each
parameter can be changed by selecting it and clicking on the "Alter" button.
Select the "Close" button. Make no changes at this time.
This concludes the initial software diagnostics.
Thermo Scientific
Communication Option
Communications Test
Section "Decimal
Option".
8-3