In-Situ Level TROLL 400/500/700/700H Operators Manual - Manual (Page 40)

1-800-446-7488 40 www.in-situ.com
1
Atmospheric pressure + water pressure (as measured by a non-vented
pressure sensor)
2 Atmospheric pressure (as measured by the BaroTROLL)
3
Water pressure (as measured by a vented pressure sensor, or by
subtracting BaroTROLL data from non-vented pressure sensor data)
4 BaroTROLL Instrument (Do not submerge.)
5 Non-vented Level TROLL Instrument
To merge atmospheric pressure data with water level data, See
page 57.