AWT420 | UNIVERSAL 4-WIRE, DUAL-INPUT TRANSMITTER | OI/AWT420-EN REV. B
71
Turbidity TSS sensor verification
Preparing the verification tool and locking the
sensor in place
Refer to operating instruction OI/ATS430 -EN.
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 TSS calibration menu is displayed:
3 Press the / keys to select Sensor Verification and
press the key to confirm selection.
The Verification Value is displayed:
4 Use the key to edit the verification 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.
5 Ensure the sensor is inserted in the verification tool and
press the key to start the verification routine.
The verification process screen is displayed:
On completion the result is displayed.
or
Procedure Failed
Note. The verification process can be canceled at any
time during the process by pressing the Abort key ( ).
Calibrate
Back
Select
S1 : Turb TSS
S2 : Turb TSS
Hold Outputs
Calibrate
Back
Select
Sensor Verication
Turbidity Cal
TSS Cal
TSS Manual Cal
Sample Collection
Collection Complete
Sensor Verication
Verication Value
4000 NTU
Next
Edit
Verication
Start Verication
4000 NTU
Abort
Continue
Temperature Cal
NTU 3985 NTU
STD 4000 NTU
Settling - Please Wait
Abort
Procedure Pass
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