Lesson 1Flow and speed control components: flow control valves, needle valves, one-way flow controls, quick exhaust valvesYou will discover how flow and speed control devices influence actuator movement. This part compares needle valves, one-way flow controls, and quick exhaust valves, offering advice on meter-in versus meter-out configurations.
Needle valves versus flow control valvesMeter-in versus meter-out configurationsOne-way flow controls for cylinder speedQuick exhaust valves for fast retractionAvoiding instability and stick-slip motionLesson 2Air preparation units: filter, regulator, lubricator (FRL) functions and selection guidelinesThis part describes the roles of FRL units in safeguarding pneumatic systems. You will learn how filters, regulators, and lubricators operate, how to size them properly, and how to choose arrangements that suit air quality and flow needs.
Filter grades and water removal methodsRegulator types, ranges, and droop behaviorLubricator principles and when to avoid oilSizing FRLs for flow and pressure stabilityFRL placement, bypass, and maintenance plansLesson 3Basic properties of compressed air: pressure, flow, temperature, compressibility, units (psi, bar, l/min)This part reviews the main properties of compressed air and their units. You will link pressure, flow, temperature, and compressibility to actual circuit behaviours, including pressure drops and energy consumption.
Gauge versus absolute pressure conceptsFlow units: l/min, SCFM, and NL/minTemperature effects on density and moistureCompressibility and pressure drop basicsEnergy use and leakage impact on costsLesson 4Sensors and feedback devices: pneumatic and electronic proximity sensors, mechanical limit switches, cushioning switchesThis part introduces common pneumatic sensing and feedback choices. You will compare mechanical, pneumatic, and electronic options, and learn how to install, shield, and connect them for dependable position feedback.
Mechanical limit switches and camsPneumatic signal sensors and logic useMagnetic proximity and reed sensorsElectronic proximity and analog feedbackMounting, wiring, and protection practicesLesson 5Pneumatic actuator types: single-acting vs double-acting cylinders, rodless cylinders, guided cylinders, cushioning and mounting stylesYou will investigate key pneumatic actuator types and their applications. This part compares single-acting, double-acting, rodless, and guided cylinders, covering cushioning, mounting options, and selection considerations.
Single-acting versus double-acting cylindersRodless cylinders for long strokesGuided cylinders for side load controlAdjustable cushioning and end stopsMounting styles and alignment issuesLesson 6Valve types and functions: 2/2, 3/2, 4/2, 5/2 directional control valves, pilot-operated vs direct-acting, spring return vs detentedThis part explains standard directional valve symbols and operations. You will compare 2/2, 3/2, 4/2, and 5/2 valves, direct-acting against pilot-operated types, and spring return versus detented mechanisms.
Reading valve porting and position symbols2/2 and 3/2 valves for on-off and actuation4/2 and 5/2 valves for cylinder controlDirect-acting versus pilot-operated valvesSpring return, detented, and manual overridesLesson 7Force and stroke calculations: converting pressure to force, effective piston area, accounting for push/pull force differences and frictionYou will learn to transform pressure into practical force and stroke output. This part discusses piston area, push versus pull forces, friction adjustments, and safety margins for cylinder sizing in various applications.
Calculating piston and annulus areasConverting pressure to theoretical forceAccounting for friction and efficiency lossPush versus pull force and rod bucklingStroke length, work, and safety factorsLesson 8Pressure safety components: pressure relief valves, safety valves, and pressure switchesIn this section, you examine devices that safeguard people and gear from excess pressure. It compares relief valves, safety valves, and pressure switches, including setpoint selection, fitting, testing, and relevant standards.
Functions of relief and safety valvesPressure switch types and contact logicSelecting setpoints and blowdown marginsInstallation rules for discharge pipingInspection, testing, and documentationLesson 9Materials and fittings: tubing materials, fittings, lubricants, seals compatibility and contamination considerationsThis part addresses tubing, fittings, seals, and lubricants in pneumatics. You will compare materials, pressure limits, and chemical compatibility, and understand how contamination and bad choices shorten system lifespan.
Tubing materials, ratings, and bend limitsPush-in, compression, and threaded fittingsSeal materials and media compatibilityLubricant types and interaction with sealsContamination sources and cleanliness controlLesson 10Common cylinder sizes and typical force ranges for small press-fit applications (approx. values for 1/4"–1" bore)Here you connect bore size to possible force for small press-fit jobs. This part offers approximate force charts for 1/4"–1" bores, covers stroke limits, and stresses safety buffers and fixture rigidity.
Typical bores from 1/4 inch to 1 inchForce estimates at common supply pressuresEffect of stroke and speed on press qualityGuiding, fixturing, and side load limitsSafety margins for repeatable press forces
