GENERAL CATALOGUE API

Introduction General technical information

Table of symbols

Symbol

Meaning

Symbol

Meaning

Symbol

Meaning

Non-return valve without spring

Air barrier sender (emitter)

Sequence valve (priority valve)

Non-return valve with spring

Air barrier receiver

Shut off valve

Vacuum generator (for venturi effect)

Piloted non-return valve

Gap sensor

Magnetically operated pneumatic reed switch

Flow restrictor with constant section

Pneumatic counter

Diaphragm flow restrictor with constant section

Pneumatic timer delayed energising, with valve 3/2 N.C.

Adjustable flow control valve

Pneumatic timer delayed energising, with valve 3/2 N.O.

Flow control valve with unidirectional adjustement

Pneumatic timer delayed de-energising, with valve 3/2 N.C.

Connected quick-lock couplings without valve

Pneumatic timer delayed de-energising, with valve 3/2 N.O.

Connected quick-lock couplings with valve

Uncoupled (with open end) quick-lock couplings without valve

Pressure switch (adjustable)

Uncoupled quick-lock couplings with ends blocked by valve

Pneumatic-electrical converter

Regulator without relieving

Reflex sensor

Regulator with relieving

Back pressure end stop

II.4