ABB AWT420 - 2-Point Calibration

AWT420 | UNIVERSAL 4-WIRE, DUAL-INPUT TRANSMITTER | OI/AWT420-EN REV. B
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2-Point calibration
1 At the Calibrate level, press the key:
The Calibrate menu is displayed:
2 Use the / keys to select the sensor to be calibrated,
and press the key to confirm selection.
The Turbidity Cal menu is displayed:
3 Press the / keys to select Turbidity Cal and
press the key to confirm selection.
The Calibration Type is displayed:
4 Use the key to edit the Calibration Type .
Use the / keys to select the required Calibration Type
and press the key to confirm selection.
Press the and key to proceed to the next step.
The Low Solution Value is displayed:
5 Use the key to edit the solution value.
Use the / keys to set the value and press the key
to confirm changes.
Press the and key to proceed to the next step.
The High Solution Value is displayed:
6 Use the key to edit the solution value .
Use the / keys to set the value and press the key
to confirm changes.
Press the and key to proceed to the next step.
Calibrate
Back
Select
S1 : Turb TSS
S2 : Turb TSS
Hold Outputs
Calibrate
Back
Select
Sensor Verication
Turbidity Cal
TSS Cal
TSS Manual Cal
Sample Collection
Collection Complete
TSS Cal
Calibration Type
2-Point
Next
Edit
TSS Cal
Low Solution Value
0.000 mg/l
Next
Edit
TSS Cal
High Solution Value
1.000 mg/l
Next
Edit
Calibrate
Start Cal ?
Place in Low Sol
0 mg/l
Abort
Continue