Setting The Tank Connection Length (Tcl) - Emerson Rosemount 5600 Series Reference Manual

Mechanical Installation
March 2020
Figure 2-44. Mounting the Antenna and Transmitter Head
Wave guide tube
Protection sleeve
2. When the transmitter is mounted, the following antenna parameters must be adjusted by using the
configuration software:
Tank Connection Length (TCL),

Hold Off (H) distance.

See page 46
connection length for a cone extension antenna. See also
about these parameters.
2.10.1

Setting the tank connection length (TCL)

To set the tank connection length, use one of the following procedures for standard and non-standard
extended cone antenna.
Standard extended cone antenna
For the 20 in. (500 mm) extended cone the following TCL
Table 2-7. Standard Extended Cone Antenna
Antenna type
TCL
ext
TCL
ext
46
Nut
Antenna
and page 47 for more information on how to set the hold off distance and the tank
3-in. (68-mm)
diameter
/PTFE 0.019 (0.489)
/Quartz 2.08 (0.529)
Antenna feeder
Adapter
Gasket
Section 4: Configuration
values can be used:
ext
4-in. (90-mm)
diameter
1.90 (0.482)
2.06 (0.522)
Reference Manual
00809-0100-4024, Rev CA
for more information
6-in. (138-mm)
diameter
1.88 (0.477)
2.04 (0.517)
Mechanical Installation