Honeywell 9782 Series - Manual (Page 105)

Calibration
7/99 9782 Series Conductivity/Resistivity Analyzer/Controller - Operator’s Manual 8-7
8.5 Removing Calibration Trim Values
Introduction
If the calibration is suspect, or if the system operation is being checked using a reference resistor
as described in Appendix D, remove the calibration trim. The Analyzer/Controller will go back
to using the cal factors entered as described in 8.2.
Procedure
To remove the calibration trim value for each cell, follow the procedure in Table 8-5.
Table 8-4 Procedure for Removing Calibration Trim Values
Step Screen Action
1 MENU
CONFIGURATION
CALIBRATION
MAINTENANCE
I/O SETUP
DIAGNOSTICS
| |
Go to CALIBRATION | REMOVE CAL TRIM C1.
CALIBRATION
CELL CAL FACTOR
CAL TRIM 1
CAL TRIM 2
REMOVE CAL TRIM C1
REMOVE CAL TRIM C2
DIAGNOSTICS
| |
2 REMOVE CAL TRIM
ATTENTION!
THIS FUNCTION WILL
CANCEL ANY PREVIOUS
CALIBRATIONS
DIAGNOSTICS
| |
A calibration trim message will be displayed.
Go to the next screen.
3 REMOVE CAL TRIM
C1 NO
DIAGNOSTICS
| |
To specify that you want to remove the trim for the cell,
change the NO to YES.
To execute the removal, press ENTER.
To exit the screen without removing the calibration trim
values, press the MENU key.
Select “REMOVE CAL TRIM C2” from the Calibration
Menu and repeat the procedure to remove the calibration
trim for Cell 2.