Correct Input At The Lower Range Value (Lrv) - Honeywell ST 800 Series User Manual

7. Select Yes in the Correct Input.. message box, and you will be prompted to Apply the PV
Input (Zero) now.
8. Verify that the value of the PV applied at the input is exactly Zero. Then select OK to send
the Correct Input (Zero) command to the Transmitter, which adjusts the input calibration.
9. Wait for the message Sensor input has stabilized, then select OK.
10. When the zero correction is complete, the message Sensor zero succeeded! is displayed;
select the OK button.

Correct Input at the Lower Range Value (LRV)

1. After the LRV and URV have been entered, as described in the "Correct Input at Zero"
procedure, above, select the Correct LRV button on the CALIBRATION display. (See Step
4 in the previous procedure to bring the CALIBRATION screen to the display.)
2. Select the Correct LRV button. This message appears:
3. Adjust the PV input pressure to the exact value of the LRV entered in the DE CONFIGURE
display.
4. Select the OK button; this message appears:
5. Observe the input pressure at the applied value; when it is stable, select the OK button.
Revision 5.0 ST 800 Series HART/DE Option User's Manual Page 61