Instruction Manual

User Calibration Installation and Operation Handbook
7-6 2408 and 2404 Controller
Select Low-point Calibration
This is the Calibration Status display. This display shows that
no input is selected for calibration.
• nonE: No selection
• ip1.L: Input 1 (PV1) calibration low-point selected
• ip1.H: Input 1 (PV1) calibration high-point selected
• ip2.L: Input 2 (PV2) calibration low-point selected
• ip2.H: Input 2 (PV2) calibration high-point selected
Use
/ to select the parameter for the Low Calibration
point of Input 1, ‘ip1.L’.
Press
Adjust low-point calibration
This is the display for adjusting the Low Calibration point of
Input 1. The lower readout is a live reading of the process
value, which changes as the input changes.
Make sure that the calibration source is connected to the
terminals of Input 1, switched on and feeding a signal to the
controller. It should be set to the desired low-point calibration
value. 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 perform the High-point Calibration, repeat the above
procedure, selecting ‘ip1.H’ in the ‘CAL.S’ display for
adjustment.
Press
three times.
Calibration type
‘USEr’ was selected for the Low-point Calibration, and has
remained selected.
Press
CAL.S
nonE
CAL
USEr
Adj
25
x 3