Temperature Calibration - Emerson Rosemount 54eA Manual

MODEL 54eA

6.2 TEMPERATURE CALIBRATION

Place the sensor and a standard thermometer in the process liquid.
1. Check the controller temperature reading (main display) to make sure the sensor has stabilized. Compare the
controller temperature with the standard thermometer. The readings should differ by at most 1°C. If the read-
ings differ by a greater amount, refer to Section 15.3. Go to the next step if the reading requires adjustment.
Zero main sensor
Adjust temperature
Output trim
Exit
25.1 °C
Adjust temp : 25.1 °C
Exit
25.1 °C
Adjust temp : + 025.1 °C
Esc
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2. From the main display, press any key. With the cursor on "Calibrate,"
press Enter (F4).
If Hold was enabled in Section 5.6, the hold screen will appear.
To activate hold, refer to Section 5.6, step 11.
3. Press the
then press Enter (F4).
Enter
4. Press Edit (F4) to adjust the temperature. The screen below will then
appear. Using the arrow keys, enter the correct temperature and
press Save (F4). The controller will enter the value in memory. To
abort the change, press Esc (F3). Press Exit (F1) three times for the
main display.
Edit
If Hold was activated during calibration, "Hold Mode Activated"
will continue to flash in the main display. Return the sensor to
normal and deactivate Hold. Refer to Section 5.6, step 11.
Save
NOTE
key twice to move the cursor to "Adjust temperature,"
NOTE
SECTION 6.0
CALIBRATION - TEMPERATURE