ABB 10D1476 Manuel d'instructions d'installation - Page 8

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ELECTRICALLY NON-CONDUCTIVE PIPELINE

(Liquid NOT in Electrical Contact With Pipeline)

SYSTEMS USING INSULATED PIPE INCLUDE:

Model 10D1477 may not be installed in these types of pipelines. Consult instruction manual for details.

FOR OPTIMUM SYSTEM PERFORMANCE

the flowmeter body and electrically conductive pip-

ing must be connected to a good earth ground.

ABB

FIGURE 7. Grounding Procedure,

Non-Conductive Pipeline

Refer to applicable Instruction Bulletin supplied by

ABB for electrical interconnection diagram(s).

INSTALLATION INSTRUCTIONS

Ceramic lined cast iron pipe

Plastic pipe*

Concrete pipe*

Teflon lined pipe

ABB

NOTE

• Install grounding ring

between pipe flange

and meter (one up-

stream

and

downstream).

( Refer to FIGURE 7 )

• Two ground straps

are supplied with the

meter for connection

to the upstream and

downstream ground-

ing rings.

• Customer must sup-

ply

and

ground strap (e.g.,

1/2" copper braid)

from meter ground-

ing stud to an exter-

nal earth ground.

• Refer to Figure 8 for

optional

grounding

ring dimensions.

one

in-stall