Figure 3-8: Mounting in Non-Metallic Tanks
$
%
A. Metal flange
B. Metal sheet (d > 14 in./350 mm)
3.3.6
Minimum distance between two single probes
When installing multiple Rosemount 3308A Level Transmitters with single probes in the
same tank, ensure to place the devices at proper distance from each other to avoid the risk
of interference caused by cross-talk.
provides recommended minimum distance
between two probes. A coaxial probe or a probe installed in a still pipe will not cause any
cross-talk.
Table 3-6: Minimum Distance between Single Probes
Product
Minimum distance between probes
Oil (DC = 2.1)
5.2 ft. (1.6 m)
Water (DC = 80)
3.3 ft. (1.0 m)
3.4
Review mounting preparations
3.4.1
Measure tank height
The Tank Height is defined as the measured distance from the Upper Reference Point to
the Zero Reference Point.
Installation
Reference Manual
February 2020
00809-0100-4308
32
Rosemount 3308 Series
Содержание Rosemount 3308A
Страница 8: ...Contents Reference Manual February 2020 00809 0100 4308 viii Rosemount 3308 Series ...
Страница 10: ...Introduction Reference Manual February 2020 00809 0100 4308 10 Rosemount 3308 Series ...
Страница 22: ...Transmitter overview Reference Manual February 2020 00809 0100 4308 22 Rosemount 3308 Series ...
Страница 74: ...Installation Reference Manual February 2020 00809 0100 4308 74 Rosemount 3308 Series ...
Страница 96: ...Configuration Reference Manual February 2020 00809 0100 4308 96 Rosemount 3308 Series ...
Страница 194: ...Product Certifications Reference Manual February 2020 00809 0100 4308 194 Rosemount 3308 Series ...
Страница 222: ...Configuration parameters Reference Manual February 2020 00809 0100 4308 222 Rosemount 3308 Series ...