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Communication Option
Troubleshooting
Troubleshooting
If your connection is not working properly, check the following conditions:
A. Verify complete and tight cable connections between the Thermo Fisher
B. Verify that power has been supplied to the unit and temperature controller
C. Verify the configuration values in the controller, listed in the
D. Verify the values in the "ports & protocols" window
Decimal Point Adjustment
If the decimal point on the PC display of the controller does not match the
controller display, you can make an adjustment to correct this:
1. From the Configuration Mode (available through the "file" drop down while in
the Runtime Mode), select the "Variables List" icon, represented by a page with
lines on it.
2. Select the controller model number and select "Properties" button. The
"Add/Rename Instrument" box appears.
3. In the Address window, highlight the middle digit (usually a 1), and change to
"0" (zero).
4. Click the "Rename Only" button. Close the "Variables" box (click on "X" in
corner of smaller box).
5. Select the "Enter Runtime" icon to see the results of the change.
Addresses for Multiple Controllers
When more than one controller has the same communication address, alternative
addresses need to be set up in the individual controllers. Addresses 1 through 99
can be selected on The same communication link to each PC COM port.
1. Determine a unique address for each temperature controller equipped with the
communication option.
2. On the UT150 controller, access the Operating Parameters menu by pressing
and holding SET/ENT for 3 seconds.
3. Press and release SET/ENT repeatedly until the upper display reads LoC.
4. Press
access the Setup Parameters menu.
8-4
Scientific unit and the PC.
before starting the software program.
"Communication
Parameters".
"Software
Installation").
until the displayed value of LoC is - 1, then press SET/ENT to
Table 4.
(see step 6 in section
Thermo Scientific
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Table of Contents
Troubleshooting
