Specifications

Table Of Contents
29
Reference Manual
00809-0100-4026, Rev HA
Section 3: Mechanical Installation
November 2014
Mechanical Installation
Note
Match antenna size to the stilling well diameter.
Figure 3-13. Nozzle Considerations for Still-Pipes in Metallic Materials
Ball-valve installation
The Rosemount 5400 Series transmitter can be isolated from the process by using a valve:
The 5402 is the preferred choice for long nozzle measurement
Use the largest possible antenna
Use a full-port ball valve
Ensure there is no edge between the ball valve and the nozzle or stilling well, the inside
should be smooth
Valves can be combined with stilling wells
(N)
Max. 0.2 in.
(5 mm)