Tecfluid DP Series Manual do Utilizador descarregar pdf (Página 8)

5.2 Of the metering body

The following faults may be appear:

 Magnetic coupling deterioration,

 Deterioration of the torsion or reading spring,

 Wearing out of torsion shaft bearings,

 Wearing out or deterioration of the lever and target disk.

If any of these breakdowns occurs, it is preferable to repair it in TECFLUID S.A.

workshops, as a new calibration will be normally necessary.

6 CLEANING

In line

Pass the normal cleaning agent through the installation.

In the workshop

It should be done with soft brushes. Never use sharp objects or metal brushes.

7 TECHNICAL CHARACTERISTICS

Accuracy: DP65: ± 2.5% full scale

DP500: ± 4% full scale

Rangeability: 10:1

Scale length: ~100 mm.

Scales: Direct according to fluid to be measured or in %.

Operation: Vertical with upwards flow (BD)

Vertical with downwards flow (DAB)

Horizontal with right to left flow (DES)

Horizontal with left to right flow (ED)

Connections: DP65 Between flanges.

DP500 EN 1092-1, ANSI, JIS flanges.

Other flange standards on request.

Materials: Body: Plastic coated steel, EN 1.4404 (AISI 316L)

Indicator housing: IP65 in coated aluminium (standard)

EN 1.4404, PP, others on demand

Working pressure:

PN40 DN40 … DN80

PN16 DN100 … DN300

PN10 DN250 … DN500 (DP500)

Other pressure ratings available on request.

Process temperature:

- Body in plastic coated steel: -20ºC … +130ºC.

- Body in EN 1.4404 (AISI 316L), PTFE bearings: -20ºC … +150ºC.

- Body in EN 1.4404 (AISI 316L): bronze bearings: -20ºC … +300ºC.

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Tecfluid DP Series Manual do Utilizador Página 8