Amatrol Pnumatics Module 4

ANOTHER NAME FOR THE ROTAMETER FLOW METER IS __.

VARIABLE ORIFICE

APPLICATIONS FOR THE _ SPEED CONTROLS ARE WITH CYLINDERS WHERE LOADS CAN CHANGE PERIODICALLY.

EXHAUST PORT

___ PORT SPEED CONTROL AFFECTS THE SPEED OF AN ACTUATOR IN BOTH DIRECTIONS.

PRESSURE

A FLOW CONTROL VALVE IS A COMBINATION OF A _.

NEEDLE VALVE AND A CHECK VALVE

IF THE LOAD ON THE ACTUATOR CHANGES, THE PRESSURE REQUIRED TO MOVE THE LOAD WILL _.

ALSO CHANGE

WHICH OF THE FOLLOWING IS NOT A PART OF A FLOW CONTROL VALVE?

VANE

A METER-OUT FLOW CONTROL CIRCUIT CONTROLS THE SPEED OF AN ACTUATOR BY _ .

APPLYING BACK PRESSURE TO THE ACTUATOR

A METER-IN-FLOW CONTROL CIRCUITS CONTROLS THE FLUID ____.

ENTERING THE ACTUATOR

THE FLOW RATE OF AIR IS THE AMOUNT OF AIR THAT PASSES THROUGH A SYSTEM ____.

IN A CERTAIN AMOUNT OF TIME

THE FUNCTION OF A NEEDLE VALVE IS TO ___.

PROVIDE A RESTRICTION TO FLOW

AN INDEPENDENT SPEED CONTROL CIRCUIT MAY BE NEEDED WITH A DOUBLE-ACTING CYLINDER BECAUSE ___.

EQUAL EXTEND AND RETRACT SPEEDS ARE NEEDED

A NEEDLE VALVE IS OFTEN USED IN PNEUMATIC CIRCUITS _.

TO CONTROL ACTUATOR SPEED

THE WAY TO READ A ROTAMETER IS TO READ THE SCALE FROM THE ___.

CENTER OF THE BALL

A NEEDLE VALVE CONTROLS AIR FLOW RATE BY CAUSING A(N) __.

RESTRICTION

IF THE LOAD ON THE ACTUATOR CHANGES, THE PRESSURE REQUIRED TO MOVE THE LOAD WILL __.

ALSO CHANGE