Installing The Transducers; Reflect Mount Using Spacer Bar; Installation Procedure - Siemens SITRANS F Serie Guide De Mise En Route

3.4.2

Installing the transducers

Reflect Mount using Spacer Bar

The spacer bar eliminates manual spacing measurements and provides rigidity for mounting
the transducers while maintaining axial alignment.
1. Perform all required menu steps taking note of the transducer model and size
2. Prepare the pipe surface area where the transducers will be mounted. Degrease the

Installation Procedure

1. Assemble the transducers to the spacer bar, with the cable connectors facing away from
2. Temporarily position the assembly (in the 9 o'clock position) at the location where you
3. Prepare the two areas you marked by de-greasing the surface, if needed, and removing
4. Remove transducer that was attached through the REF hole from the spacer bar. Put a
5. Apply a continuous 1/8-inch bead of couplant compound across the center (the long way)
SITRANS FUS1020 IP65 NEMA 4 Quick Start
Operating Instructions (Compact), 4/2009, CQO:QSG006 Revision B
designation. The flowmeter then issues the number index and prompts you to press
<ENTER> to finish the transducer install routine. Stop at this point.
Note
Note the number index value displayed in the Pick/Install menu. You will use this index to
properly space the transducers. Check to ensure that you have a matched set of
transducers. They both should have the same S/N number but marked with either an "A"
or "B" (e.g., 19256A and 19256B).
surface and remove any grit, corrosion, rust, loose paint, etc.
Note
Before beginning refer to the Reflect Mount transducer installation diagram below.
each other as shown above. The spacer bar is attached to a transducer using a
transducer Reference Index screw. One transducer is attached using the "REF" hole on
the spacer bar. The second transducer is attached to the spacer at the Number Index
hole.
have determined it would be mounted. Ensure that it is a smooth area without any raised
spots or seams. Mark a generous area around the transducers (1/2" on either side and
half again the length front and back) with a pencil or chalk. Remove the assembly.
any grit, corrosion, rust, loose paint or surface irregularities with the abrasive pipe
conditioning material provided. Clean the pipe of all debris and abrasive particles.
mounting strap around the pipe and thread the Strap Guide through the mounting strap.
Engage the end of the mounting strap into the adjusting screw (adjusting screw should be
pointing up).
of the transducer emitting surface.
Commissioning
3.4 Transducer Installation
23