ohivirtaus

Erialasõnastikud

ID 719660 Viimati muudetud 30.12.2004

Valdkond control gears - control valves

möödavool

by-pass

dérivation

Umgehungsleitung

ohivirtaus

möödavool

by-pass

Näited

Any connections intended for by-passing the meter shall be closed by means of blanking flanges. However, if the operating requirements make such a by-pass necessary, it shall be closed either by means of closing disc or by means of a double closing device with a monitoring valve in-between.

dérivation

Umgehungsleitung

ohivirtaus

ID 728440 Viimati muudetud 30.12.2004

Valdkond mõõduvahendid

möödaviik

bypass arrangement

ohivirtaus

möödaviik

bypass arrangement

Näited

3. Calibrating devices 3.1. Meters must incorporate a calibrating device which can vary the relationship between the indicated and actual volumes of liquid passing through the meter. 3.2. When this device changes this relationship in a discontinuous manner, the consecutive increments of this relationship must never differ by more than 0 7002. 3.3. Regulation by means of a bypass arrangement on the meter is prohibited.

ohivirtaus