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User's Manual AXF Magnetic Flowmeter Integral ... - Yokogawa

User's Manual AXF Magnetic Flowmeter Integral ... - Yokogawa

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3. INSTALLATION<br />

3.3.6 Sanitary Type<br />

The sanitary type can be mounted to the piping using a<br />

clamp, a union, or a welded joint.<br />

NOTE<br />

This section describes the remote flowtube as an<br />

example. The same procedure also applies to<br />

the integral flowmeter.<br />

(1) Mounting Direction<br />

Mount the flowmeter so that the flow direction of the<br />

fluid to be measured is in line with the direction of the<br />

arrow mark on the flowmeter.<br />

IMPORTANT<br />

If it is impossible to match the direction of the<br />

arrow mark, the direction of the electrical connection<br />

can be changed. Refer to Section 5.1 to<br />

do this properly.<br />

In case the fluid being measured flows against<br />

the arrow direction, refer to the parameter J20:<br />

Flow Direction in the user’s manual of the<br />

<strong>AXF</strong>A11 <strong>Magnetic</strong> <strong>Flowmeter</strong> Remote Converter<br />

(IM 01E20C01-01E) or the <strong>AXF</strong>A14 <strong>Magnetic</strong><br />

<strong>Flowmeter</strong> Remote Converter/<strong>AXF</strong> <strong>Integral</strong><br />

<strong>Flowmeter</strong> [Software Edition] (IM 01E20C02-<br />

01E).<br />

(2) Mounting Procedure<br />

(a)<br />

Clamp type<br />

(process connection codes: HAB, HDB, and HKB)<br />

1) Welding ferrule<br />

Weld a ferrule to the piping.<br />

IMPORTANT<br />

When welding the ferrule, pay attention to the<br />

edge preparation, level differences between the<br />

ferrule and the piping, and the welding current to<br />

avoid deforming the piping or causing stagnation<br />

portion of the fluid.<br />

2) Installing gasket<br />

Install a gasket for clamp to fit in the groove on<br />

the ferrule.<br />

3) Positioning flowmeter<br />

Position the flowmeter between the two ferrules.<br />

4) Tightening clamp<br />

Install a clamp to cover the tapered parts of the<br />

flowmeter-side adapter and the ferrule, and<br />

tighten the clamp screw.<br />

5) Confirmation of adapter mounting screw<br />

After installation of the magnetic flowmeter, be<br />

sure to retighten the adapter mounting screw<br />

according to Table 3.3.20 or Table 3.3.21.<br />

Be sure to confirm that leakage from adapter<br />

connection point does not occur by filling the<br />

pipe of the flowtube with fluid.<br />

NOTE<br />

The ferrule, clamp, and gasket are not provided<br />

with the flowmeter, and must be provided by the<br />

user.<br />

Adapter for clamp connection<br />

Clamp<br />

Adapter mounting screw<br />

Gasket<br />

Ferrule<br />

3-22<br />

Figure 3.3.8<br />

F0314.EPS<br />

Mounting Procedure for Clamp Connection<br />

Type<br />

IM 01E20D01-01E

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