Page 74 STT850 Series HART/DE Option User’s Manual Revision 4.0
2. In the Apply Values group, select Set LRV. The following message will be displayed;
a. The value of the input shown in the Set LRV box above updates only when the popup
is called up.
b. To update the input value, select No, and then select the Set LRV button in the
CALIBRATION display.
3. Set the LRV as follows:
a. While observing the PV value at the physical process element, adjust it to the desired
minimum (0 %) level, then select Set LRV.
b. If the displayed value is satisfactory, select Yes to copy the Input Value to the LRV
in the Transmitter. If not, select NO and repeat this step.
Set the URV as follows:
c. While observing the PV value at the physical process element, adjust the process
variable to the desired maximum level, and then select Set URV.
d. If the displayed value is satisfactory, select Yes to copy the Input Value to the URV
in the Transmitter. If not, select NO and repeat this step.
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