Onicon F-3100 Series Manual do Utilizador descarregar pdf (Página 19)

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F-3100 Flow Meter Manual 06/14 - 0670-7 Page 19

3.2.3 Installation Drawings for Conductive Pipe

Note 1. Using a #21 (0.159”) drill bit, drill a ½” deep hole in edge of each mating ange. Tap each

hole using a 10-32 tap. Secure the ring connectors (provided) and grounding wires to the ange

using the green grounding screws (provided).

(Alternate method: Weld 10-32 studs (not provided) to the ange faces and attach ring

connectors with 10-32 nuts (not provided).

Note 2. Provide a ground connection at the input power terminals inside the transmitter enclosure.

Note 3. Provide a quality earth ground connection to the meter.

From best to worst, grounding options include:

1. Earth grounding rod driven into the soil.

2. Earth wire connected directly to the building electrical service panel.

3. Earth wire connection inside an electrical outlet mear the meter.

Flow direction

INSTALLATION IN STEEL (CONDUCTIVE) PIPE

Note 1.

Using a # 21 (0.159") drill bit, drill a

" deep hole in edge of each mating flange. Tap each hole

using a 10-32 tap. Secure the ring connectors (provided) and grounding wires to the flange using

the green grounding screws (provided).

(Alternate method : Weld 10-32 studs (not provided) to the flange faces and attach ring

connectors with 10-32 nuts (not provided).

F-3000 Series Mating Flange Grounding Kit Instructions

Note 2.

Provide a ground connection at the input power terminals inside the transmitter enclosure.

Note 3.

Provide a quality earth ground connection to the meter.

From best to worst, grounding options include:

1. Earth grounding rod driven into the soil.

2. Earth wire connected directly to the building electrical service panel.

3. Earth wire connection inside an electrical outlet near the meter.

CAUTION

The earth connections must be made as shown. Failure to do so will result in erratic operation of

the meter.

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Onicon F-3100 Series Manual do Utilizador Página 19