Signet 9900 Operating Instructions Manual page 48

Dissolved Oxygen
INPUT Menu
Enter string up to 13 characters (optional).
Default = DISSOLVED O2.
Set the units of measurement:
PPM = DO in mg/L; %SAT = DO % saturation; TOR = Oxygen partial pressure. Default = PPM.
Manually set Salinity value to match application Salinity (0 - 42 PSU). Units in Practical Salinity Unit (PSU).
Fresh water = 0.00 PSU. Default = 0.00
mBAR
Manually set Barometric value to match application altitude above or below sea level (506.62 - 1114.7 mBAR).
1013.2
Default = 1013.2 (sea level)
BAROMETRIC
Select °C or °F.
Default = °C.
Dampens display, output and relay response rates.
Select Low, Med, High, OFF. (See discussion in Appendix.)
Default = OFF.
48 9900 Transmitter