Yokogawa EJA220A - Manual (Page 24)

IM 01C21C01-01E 5-2
5. INSTALLING IMPULSE PIPING
5.2 Impulse Piping Connection
Examples
Figure 5.2 shows examples of typical impulse piping
connections. Before connecting the transmitter to the
process, study the transmitter installation location, the
process piping layout, and the characteristics of the
process fluid (corrosiveness, toxicity, flammability,
etc.), etc. and make appropriate changes and additions
to the connection configurations.
Pipe (opened to atmosphere
at low pressure side)
Open Tank
Closed Tank
Tap valve
Union or flange
Vent plug
Tee
Drain valve
Drain plug
F0502.EPS
Figure 5.2 Impulse Piping Connection Examples