Hach si792 D series, User Manual

Page: 42 / 96

Operation—si792(x) D (4–20 mA/HART)
40
5.2.2 Temperature sensor configuration
An overview of the temperature compensation setup menu is shown in
Table 10
.
Press
ENTER
to access a menu item. Use the
ARROW KEYS
to edit
values. Press
ENTER
to save the settings. If a value is outside of the
acceptable range, “Err” will be displayed and the value will not be
accepted. To exit the menu and return to the measurement mode, press
CONF
and then
ENTER
.
5.2.3 Correction menu configuration
An overview of the corrections menu is shown in
Table 11
.
Table 10 Temperature sensor setup menu—tc
MNU
Select temperature unit
tc.UnIT
°C (default)
°F
Select temperature sensor
tc.rTD
22NTC (default)
30NTC
Table 11 Corrections setup menu—Corr
MNU
Specify the polarization voltage
Co.UPoL Enter the polarization voltage (400–1000 mV; default: 675 mV)
Select pressure units
Co.UniT
Bar (default)
KPa
PSI
Specify the correction for process pressure (for % saturation only)
Co.PrES Enter the process pressure (default: 1.013 Bar)
Specify the correction for salinity
Co. SAL
Enter the salinity value of the sample (0–45.00 ppt
1
; default: 0 ppt)
1
ppt—parts per thousand (corresponds to g/kg)