Omron GRT1 - 11-2007 Operation Manual page 245

Temperature Input Units
224
13. To check whether the user adjustment values have been accepted and the
Unit is operating with adjustment values instead of the default values,
right-click device icon and select Maintenance Information to open the
Maintenance Information Window. Select the tab page for the input that
was adjusted. If the User Adjustment Check Box (bottom right box) is
selected, the Unit is operating with user-set adjustment values.
Note (1) When checking whether or not the user adjustment values have been set
correctly, always refresh the data by clicking the Update Button on the
Maintenance Information Window's General Tab Page or uploading the
settings again. For details on the Maintenance Information Window, refer
to 6-3 Maintenance Information Window.
(2) Always test the display accuracy after making user adjustments to verify
that the adjustments are correct. Test the display accuracy at three
points: the lower limit value, an intermediate value, and the upper limit
value.
• Connect the external devices as shown in the following diagram.
• Wait at least 30 minutes after the Temperature Input Unit's power is
turned ON and set the resistance value on the six-dial resistance box
equivalent to the test value.
Note After adjustment, it is not necessary to wait 30 minutes if continuing
testing without turning the power OFF.
Six-dial resistance box
Section 6-4
GRT1-TS2P or
GRT1-TS2PK
Input A
Input B
Input B