Marathon Monitors Inc.
AACC 2000 Carbon Nov. 1, 1997
91
Select High-point Calibration
This is the Calibration Status display, again.
Use / to select the parameter for the High-point
Calibration of Input 1, ‘ip1.H’.
Press
Adjust High-point Calibration
This is the display for adjusting the High Calibration point of
Input 1. The lower readout is a live reading of the process
value, which changes as the input changes.
Feed the desired high-point calibration signal to the
controller, from the calibration source. If the lower readout
does not show this value, then use / to adjust the
reading to the required value.
Press to return to the ‘ip-List’ header.
To protect the calibration against unauthorised adjustment
return to Operator level and make sure that the calibration
parameters are hidden. Parameters are hidden using the
‘Edit’ facility described in Chapter 3.
To perform a User Calibration on Input 2, proceed as with
Input 1 above, except that when ‘CAL.S-nonE’ appears,
press / until ‘CAL.S-iP2.L’ is obtained, then
proceed as with Input 1. Repeat the procedure for ‘iP2.H’