Azbil JTD720A, Руководство пользователя, Страница: 25 / 76

Azbil Corporation Installation
Model JTD720A - Smart Multivariable Transmitter 2-7
High-pressure marking
H indicates high pressure on the center body. Check the mark to ensure correct
installation, during piping work. The low pressure side has no mark.
Figure 2-6 High pressure marking on center body
Pipe selection
Select a schedule number and nominal thickness for the connecting pipe leading from
a process, based on such conditions as process pressure.
For example, use a 1/2-inch, steel pipe with a schedule number 80.
Materials and requirement
Prepare in advance the following parts and always refer to the illustration.
• 3-way manifold valve
• Pipe
• Main valve
•
Union or flange
• Tee
• Drain valve
• Drain plug
•
Vent plug
• Seat pot (for steam flow rate measurement only)