Instrumentation and Process Control: Field Devices, PID Tuning and Safety Systems for Practicing Engineers and Technicians

A transmitter that drifts, a valve that sticks partway through its stroke, a loop that starts oscillating after every shift change: in a process plant, a fault in one element shows up as a problem in the whole loop. Specifying, tuning, and troubleshooting that loop well means understanding every link in the chain.

Many references explain what an instrument is. Far fewer explain how to specify it for a particular service, install it where it will read correctly, size the valve that acts on its signal, tune the controller that depends on both, and prove the safety function behind them. That knowledge is usually scattered across specialist books, vendor manuals, and years of trial and error.

This book brings the whole chain together in one field-oriented reference. Sixteen self-contained chapters follow the signal from the sensing element to the safety logic solver, supported by thirty-five worked examples, commissioning walkthroughs, review checklists, and quick-reference appendices for unit conversions, transmitter ranges, valve flow coefficients, and SIL targets.

What this book helps you do:

• Select pressure, temperature, flow, level, and analytical measurement technologies for a specific service and read a transmitter datasheet line by line.
• Avoid the installation and commissioning mistakes behind impulse-line errors, thermowell failures, straight-run violations, and false level readings.
• Size a control valve, allocate pressure drop, check for cavitation and flashing, and match actuator, positioner, and fail-safe action to the application.
• Tune PID loops with step-response, ultimate-gain, and lambda methods, diagnose windup and interaction, and decide when cascade, feedforward, ratio, override, or model predictive control is worth the effort.
• Follow the safety life cycle from hazard analysis and layer of protection analysis through SIL targets, voting architectures, proof testing, and management of change.
• Calibrate, troubleshoot, document, loop-check, and commission instruments and control systems with audit-ready records.

Key topics include measurement fundamentals and uncertainty; every major pressure, temperature, flow, and level technology; pH, conductivity, dissolved oxygen, gas analyzers, and sample conditioning; 4-20 mA loops, digital field protocols, wireless networks, grounding, and surge protection; control valve construction, characteristics, actuators, and diagnostics; process dynamics and dead time; advanced regulatory and multivariable control; DCS and PLC architecture, alarm management, historians, batch control, and cybersecurity; safety instrumented systems including fire and gas, high integrity pressure protection, and burner management; calibration programs; and P&IDs, loop diagrams, instrument indexes, cause and effect diagrams, and project execution through startup and handover.

Who this book is for: Written for practicing instrumentation, control, process, and automation engineers; instrument and E&I technicians; commissioning and maintenance teams; and upper-level students preparing to enter the plant. Each chapter stands alone, so the book works as a cover-to-cover course or as a standing reference opened at the one topic that matters today.

If you specify, commission, tune, or troubleshoot the instruments and loops that keep a process running, get your copy and start closing the gap between the datasheet and the plant floor.