28
Reference Manual
00809-0100-4530, Rev DD
May 2016
When mounting in a Rosemount 9901 chamber, see
for information on probe
length determination.
Table 3-4. Probe Length Determination for Rosemount 9901 Chambers
Figure 3-11. Side-and-Side and Side-and-Bottom Chambers
Probe length
Chamber
Side-and-side chamber
Side-and-bottom chamber
Rosemount 9901
Standard
B + 19 in. (480 mm)
B + 4 in. (100 mm)
Rosemount 9901 with
option G1
(1)
1.
For use with Dynamic Vapor Compensation probe and short reference reflector (GWR option code R1).
B + 25 in. (650 mm)
B + 10 in. (260 mm)
Rosemount 9901 with
option G2
(2)
2.
For use with Dynamic Vapor Compensation probe and long reference reflector (GWR option code R2).
B + 36 in. (920 mm)
B + 21 in. (530 mm)
Side-and-side
dimension
Side-and-bottom
dimension
C
e
nt
re
-t
o
-cent
re
Ce
ntr
e
-t
o
-ce
ntr
e