Wika A2G-05 Manual do Utilizador descarregar pdf (Página 11)

WIKA operating instructions air2guide model A2G-05

40387565.02 10/2013 GB/D/F/E/I

7. Zero point adjustment

In general, the zero point should only be checked and adjusted after the

system has been depressurised.

Mechanical zero point

If there is a zero point deviation (in depressurised condition), the zero

point can be adjusted by turning the adjustment screw.

8. Options and accessories

Mark pointer

The mark pointer indicates the maximum allowable dierential pressure

on the dial. It can be adjusted manually to the desired value.

Standard accessories

3 mounting screws

Measuring hose

Plastic, for inner diameter 4 or 6 mm, reels available at 25 m

9. Maintenance and cleaning

Eco dierential pressure gauges are maintenance-free and oer long

service life provided they are handled and operated properly.

Clean the instruments with a moist cloth (soap water).

Repairs must only be carried out by the manufacturer or appropriately

qualied skilled personnel.

7. Zero point adjustment ... 9. Maintenance and cleaning

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Wika A2G-05 Manual do Utilizador Página 11