Quick Start Guide
5
June 2016
Note
Consult the factory for instructions regarding use in square or rectangular
ducts.
“In plane A” means the bar is in the same plane as the elbow. “Out of plane A”
means the bar is perpendicular to the plane of the elbow.
If proper lengths of straight run are not available, position the mounting such
that 80% of the run is upstream and 20% is downstream.
Use straightening vanes to reduce the required straight run length.
Row 6 in
Table 1
applies to gate, globe, plug, and other throttling valves that
are partially opened, as well as control valves.
1.1 Misalignment
Rosemount 485 Annubar installation allows for a maximum misalignment of 3°.
Figure 2. Misalignment
5
18
N/A
18
N/A
N/A
8
N/A
4
N/A
4
4
4
6
30
N/A
30
N/A
N/A
8
N/A
4
N/A
4
4
4
+
3
+
3
+
3
00825-0400-4809 Rev FB.fm Page 5 Thursday, June 16, 2016 1:16 PM
