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AWT420 | UNIVERSAL 4-WIRE, DUAL-INPUT TRANSMITTER | OI/AWT420-EN REV. B
…14 Sensor setup
RDO
Menu Comment Default
Tag
on the Operator Pages.
Measurement Type Select the required probe type:
•
Note. If a change is made the I/O sources are reset.
Units Select the measurement units:
• mg/l/ppm
ppm
PV Resolution Select the PV Resolution:
• Normal/High
Normal
Range High Set the span value in Chart and Bargraph views.
Range Low Set the zero value in Chart and Bargraph views.
Filter Type Select the signal filtering type:
• None/Low/Medium/High
None
Salinity Unit Select the required salinity units:
• PSU (Practical Salinity Units) or ppt (parts-per-thousand).
PSU
Salinity Correction Required when monitoring water containing high quantities of dissolved salts:
•
•
Pressure Unit Select the required barometric pressure units:
• mBar/mmHg
mBar
Barometric Pressure Barometric pressure compensation.
If the barometric pressure is unknown, leave at the default sea-level value of
Reset To Defaults Select to reset all Sensor Setup parameters to their default values. N/A
Turbidity/Suspended solids
Menu Comment Default
Tag
Operator Pages.
Measurement Type Select measurement type:
• Turbidity/Suspended solids
Note. If a change is made the I/O sources are reset.
Turbidity
Turbidity Units Select the turbidity units
• NTU/FNU
NTU
TSS Units Select the total suspended solids units
• mg/l/ppm
mg/l
Range High Set the span value used in Chart and Bargraph views.
Range Low Set the zero value used in Chart and Bargraph views.
Filter Type Select the signal filtering type:
• None/Low/Medium/High
None
Note. The following menus are displayed only if the sensor has a wiper fitted.
Wiper Clean Freq. Set the interval between cleans:
Off
Next Clean Note
Set the time for the next wiper clean to occur.
N/A
Reset Wiper Lifetime Use to restart the wiper lifetime counter after wiper replacement. N/A
Reset To Defaults Select to reset all Sensor Setup parameters to their default values.
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