Yamatake Corporation
4-18
ST3000 Smart Transmitter Series 900 Electronic Differential Pressure/Pressure Transmitter
4-3-3-2 Open Tank - Piping
Recommended piping - Example
For open tanks, connect the high-pressure side of this transmitter to the lower part of
the tank. Open the low-pressure side to the air.
After completing piping work, check for pressure leaks around the connecting pipe,
the transmitter, and the 3-way manifold valve. The illustration shows a typical installa-
tion.
Connect the high-pressure side of this transmitter to the lower part of the tank.
Install this transmitter below the lowest liquid level to be measured.
Figure 4-14 Open Tank -- Piping Example
Vent / Drain plug
Drain valve
Tee
Main valve
3-way
manifold valve
Liquid level
Open tank
Vent / Drain plug
Drain valve
Tee
Main valve
Liquid level
Open tank