ABB AWT420 User Manual

80 AWT420 | UNIVERSAL 4-WIRE, DUAL-INPUT TRANSMITTER | OI/AWT420-EN REV. B
…15 Calibration procedures
…In Process calibration
Collection complete
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 Collection Complete menu is displayed:
3 Use the / keys to select Collection Complete and
press the key to proceed confirm selection.
4 Use the key to edit the New Process setting.
Use the / keys to select Yes/No and press the key
to confirm selection.
If the sensor is installed in a new process or if the calibration
needs to be reset then select Yes.
To retain the details of the previous calibrations then select
No (adaptive calibration to fine tune the existing
calibration).
5 Press the key to proceed to the next step.
The Collection Complete screen is displayed:
6 The Collection Complete screen shows:
PV: Turbidity recorded when the sample was taken.
TSS: Use the / and keys to enter the suspended
solids value measured in the laboratory and press the key
to confirm changes.
A new calibration coefficient is calculated.
The calibration is now complete.
Calibrate
Back
Select
S1 : Turb TSS
S2 : Turb TSS
Hold Outputs
Calibrate
Back
Select
Sensor Cal
Temperature Cal
Edit Cal
Sample Collection
Collection Complete
Restore Cal Defaults
Collection Complete
New Process
No
Next
Edit
Collection Complete
PV 2000 NTU
TSS 000000 mg/l
Next
Continue

ABB AWT420 Specifications

General

Brand	ABB
Model	AWT420
Category	Transmitter
Language	English