Learn instrumentation the practical way
Plain-language guides with the formulas, the typical numbers and the field tips. Start with the free articles; go deeper with premium courses.
Measurement
Flow
DP/orifice, magnetic, vortex, Coriolis, ultrasonic: how they work and how to choose.
Read → LTLevel
DP level with dry/wet legs and seals, radar, GWR, displacers, interface.
Read → TTTemperature
RTDs, thermocouples, tolerance classes, wiring and thermowells.
Read → PTPressure
Gauge, absolute and differential; gauges, transmitters, seals and manifolds.
Read →Devices & systems
Transmitters & Signals
4–20 mA, HART, NAMUR NE 43, loop power, fieldbus and calibration.
Read → FVControl Valves & Valves
Valve types, characteristics, actuators, positioners, Cv, cavitation and leakage classes.
Read → ICControl Systems
Control loops, PID and tuning, DCS/PLC/SCADA, SIS and alarm management.
Read →Premium courses
In-depth courses on specific systems and skills. Read the opening chapters free; more topics will be added.
Shared materials
Notes, checklists and reference documents shared by the author. New files are added regularly.