{"product_id":"loop-checking-a-technicians-guide-hardback-9781394402212","title":"Loop Checking; A Technician's Guide (Hardback) 9781394402212","description":"\u003cfont face=\"Georgia\"\u003e\r\n\u003cp\u003e\u003cfont size=\"6\"\u003eLoop Checking\u003c\/font\u003e\u003cbr\u003e\r\n\u003cfont size=\"5\"\u003eA Technician's Guide\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\r\n\u003cp\u003e\u003cfont size=\"4\"\u003eHarley M. Jeffery (Author), Paul M. Franklin (Author)\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e9781394402212, Wiley\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eHardback, published 30 June 2026\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e160 pages\u003cbr\u003e25 x 15 x 1.5 cm, 0.666 kg\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\r\n\r\n\r\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003cfont size=\"3\"\u003e\u003cp\u003e\u003cb\u003eExecute reliable loop checks aligned with current ISA standards\u003c\/b\u003e\u003c\/p\u003e \u003cp\u003eVerifying control loop functionality requires a systematic methodology and knowledge of current standards. \u003ci\u003eLoop Checking: A Technician’s Guide\u003c\/i\u003e, now in its Second Edition, delivers practical procedures for technicians responsible for control loop maintenance and performance across diverse process industries. Written by professionals with over 80 years of combined experience in industrial process controls, this guide provides standard methodology for executing loop checks.\u003c\/p\u003e \u003cp\u003eIn addition to traditional loop checking, which is covered in the ANSI\/ISA-62382-2026\/IEC 62382:2024 standard, this edition covers factory acceptance testing, wiring verification, performance benchmarking, and sustaining long-term performance. Each chapter includes questions with explained answers to reinforce understanding. The guide applies to new and existing analog, distributed, and digital control systems across multiple industries.\u003c\/p\u003e \u003cp\u003eKey topics include:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eStandard methodology for loop checking aligned with ANSI\/ISA-62382-2012 requirements for automation systems in process industry applications, which became part of ANSI\/ISA-62382-2026\/IEC 62382:2024\u003c\/li\u003e \u003cli\u003eFactory acceptance testing procedures covering sensors, transmitters, controllers, and final control element verification and validation\u003c\/li\u003e \u003cli\u003eWiring verification techniques that ensure all control loop components are correctly connected and functioning as designed\u003c\/li\u003e \u003cli\u003ePerformance benchmarking methods for establishing baseline measurements and ongoing monitoring programs for control loop optimization\u003c\/li\u003e \u003cli\u003eChapter questions with explained answers to reinforce practical understanding of loop checking concepts and procedures\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eIndustrial technicians, instrument supervisors, maintenance engineers, and reliability professionals will find this guide directly applicable to their daily responsibilities. Whether commissioning new systems or maintaining existing installations, \u003ci\u003eLoop Checking\u003c\/i\u003e provides the standards-aligned procedures needed for effective control loop verification.\u003c\/p\u003e\u003c\/font\u003e\u003c\/strong\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003e\u003cp\u003eAbout the Authors xiii\u003c\/p\u003e \u003cp\u003ePreface xv\u003c\/p\u003e \u003cp\u003eAcknowledgments xvii\u003c\/p\u003e \u003cp\u003e1 Introduction to Loop Checking 1\u003c\/p\u003e \u003cp\u003e1.1 The Opportunity 1\u003c\/p\u003e \u003cp\u003e1.2 Loop Checking: Introduction 3\u003c\/p\u003e \u003cp\u003e1.2.1 Defining the Loop 3\u003c\/p\u003e \u003cp\u003e1.2.2 Elements of the Loop 4\u003c\/p\u003e \u003cp\u003e1.2.3 Sensor\/Transmitter 4\u003c\/p\u003e \u003cp\u003e1.2.4 Controller 5\u003c\/p\u003e \u003cp\u003e1.2.5 Final Control Element 5\u003c\/p\u003e \u003cp\u003e1.2.6 Other Loop Types 6\u003c\/p\u003e \u003cp\u003e1.2.7 Loop Checking 7\u003c\/p\u003e \u003cp\u003e1.2.7.1 Process Overview 7\u003c\/p\u003e \u003cp\u003e1.2.7.2 Technology Improvements 8\u003c\/p\u003e \u003cp\u003e1.3 Process Control Example 8\u003c\/p\u003e \u003cp\u003e1.3.1 Measurement 8\u003c\/p\u003e \u003cp\u003e1.3.2 Control System 8\u003c\/p\u003e \u003cp\u003e1.3.3 Final Control Element 9\u003c\/p\u003e \u003cp\u003e1.4 Other Loop Checking Considerations 10\u003c\/p\u003e \u003cp\u003e1.4.1 Keeping Score 10\u003c\/p\u003e \u003cp\u003e1.4.1.1 Loop Variability 10\u003c\/p\u003e \u003cp\u003e1.4.1.2 Standard Deviation 10\u003c\/p\u003e \u003cp\u003e1.4.1.3 Heading Variability 12\u003c\/p\u003e \u003cp\u003e1.4.2 Loop Nonlinearities and Dead Time: The Bad Guys 13\u003c\/p\u003e \u003cp\u003e1.5 Control Loop Design Guidelines 17\u003c\/p\u003e \u003cp\u003eReferences 17\u003c\/p\u003e \u003cp\u003eReview Questions 18\u003c\/p\u003e \u003cp\u003e2 The Factory Acceptance Test 19\u003c\/p\u003e \u003cp\u003e2.1 Documentation 19\u003c\/p\u003e \u003cp\u003e2.2 Test Planning 20\u003c\/p\u003e \u003cp\u003e2.3 Performing the FAT 20\u003c\/p\u003e \u003cp\u003e2.3.1 Hardware and I\/O Check 20\u003c\/p\u003e \u003cp\u003e2.3.1.1 Section 1: Introduction 21\u003c\/p\u003e \u003cp\u003e2.3.1.2 Section 2: Test Method Instructions 21\u003c\/p\u003e \u003cp\u003e2.3.1.3 Section 3: Bill of Materials (BOM) 21\u003c\/p\u003e \u003cp\u003e2.3.1.4 Section 4: System Components 21\u003c\/p\u003e \u003cp\u003e2.3.1.5 Section 5: Grounding and Wire Shielding 22\u003c\/p\u003e \u003cp\u003e2.3.1.6 Section 6: Alternating and Direct Current (AC\/DC) Power 22\u003c\/p\u003e \u003cp\u003e2.3.1.7 Section 7: I\/O Check (Optional) 22\u003c\/p\u003e \u003cp\u003e2.3.2 Loop Checking 22\u003c\/p\u003e \u003cp\u003e2.3.2.1 Section 1: Introduction 24\u003c\/p\u003e \u003cp\u003e2.3.2.2 Section 2: Test Method Instructions 24\u003c\/p\u003e \u003cp\u003e2.3.2.3 Section 3: Base-Level Analog and Discrete Elements 24\u003c\/p\u003e \u003cp\u003e2.3.2.4 Section 4: Basic Regulatory Control Loop Elements 25\u003c\/p\u003e \u003cp\u003e2.3.2.5 Section 5: Discrete Element Control (Motor Starts and Stops, On-Off\/Open-Close\u003c\/p\u003e \u003cp\u003eDevices) 26\u003c\/p\u003e \u003cp\u003e2.3.2.6 Section 6: Display Testing 27\u003c\/p\u003e \u003cp\u003e2.3.2.7 Section 7: Test Results 28\u003c\/p\u003e \u003cp\u003e2.4 Process Simulation 28\u003c\/p\u003e \u003cp\u003e2.5 Process Control Example 30\u003c\/p\u003e \u003cp\u003e2.5.1 Documentation 30\u003c\/p\u003e \u003cp\u003e2.5.2 Test Plan 30\u003c\/p\u003e \u003cp\u003e2.5.3 Test Equipment 30\u003c\/p\u003e \u003cp\u003e2.5.4 Test Methods 30\u003c\/p\u003e \u003cp\u003e2.5.5 Checklists 31\u003c\/p\u003e \u003cp\u003eReferences 36\u003c\/p\u003e \u003cp\u003eReview Questions 37\u003c\/p\u003e \u003cp\u003e3 Start-Up 39\u003c\/p\u003e \u003cp\u003e3.1 Documentation 39\u003c\/p\u003e \u003cp\u003e3.2 Loop Check Test Plan 40\u003c\/p\u003e \u003cp\u003e3.3 Checking the Loop 40\u003c\/p\u003e \u003cp\u003e3.3.1 Traditional Instruments (Non-Smart) 40\u003c\/p\u003e \u003cp\u003e3.3.2 Smart Instruments 42\u003c\/p\u003e \u003cp\u003e3.3.3 Smart Commissioning 42\u003c\/p\u003e \u003cp\u003e3.4 Process Control Example 45\u003c\/p\u003e \u003cp\u003e3.4.1 Documentation 45\u003c\/p\u003e \u003cp\u003e3.4.2 Test Plan 45\u003c\/p\u003e \u003cp\u003e3.4.2.1 Traditional Instruments (Non-Smart) 45\u003c\/p\u003e \u003cp\u003e3.4.2.2 Smart Instruments 47\u003c\/p\u003e \u003cp\u003e3.5 Example Forms 47\u003c\/p\u003e \u003cp\u003eReferences 50\u003c\/p\u003e \u003cp\u003eReview Questions 50\u003c\/p\u003e \u003cp\u003e4 Performance Benchmarking 51\u003c\/p\u003e \u003cp\u003e4.1 Designing the Test 51\u003c\/p\u003e \u003cp\u003e4.1.1 Documentation 51\u003c\/p\u003e \u003cp\u003e4.1.2 Interview Key Personnel 52\u003c\/p\u003e \u003cp\u003e4.1.3 Loop Check Planning 52\u003c\/p\u003e \u003cp\u003e4.2 Performing the Test 53\u003c\/p\u003e \u003cp\u003e4.2.1 TheWalk-Through 53\u003c\/p\u003e \u003cp\u003e4.2.2 Setting Up for the Loop Check 55\u003c\/p\u003e \u003cp\u003e4.2.3 Connecting to the Process Signals 56\u003c\/p\u003e \u003cp\u003e4.2.4 Running the As-Found Loop Time-Series Test 58\u003c\/p\u003e \u003cp\u003e4.2.5 Running the Open-Loop Check or Bump Test 60\u003c\/p\u003e \u003cp\u003e4.3 Analyzing and Reporting the Test Results 61\u003c\/p\u003e \u003cp\u003e4.3.1 As-Found Data Collection Analysis 61\u003c\/p\u003e \u003cp\u003e4.3.2 Bump Test Analysis 62\u003c\/p\u003e \u003cp\u003e4.3.3 Loop Tuning 64\u003c\/p\u003e \u003cp\u003e4.3.4 Reporting the Test Results 66\u003c\/p\u003e \u003cp\u003e4.3.5 Fix, Tune, and Re-Run the Loop Check 67\u003c\/p\u003e \u003cp\u003e4.3.6 Next Step 67\u003c\/p\u003e \u003cp\u003e4.4 Process Control Example 67\u003c\/p\u003e \u003cp\u003e4.4.1 Designing the Test 67\u003c\/p\u003e \u003cp\u003e4.4.1.1 Documentation 67\u003c\/p\u003e \u003cp\u003e4.4.1.2 Interviews 68\u003c\/p\u003e \u003cp\u003e4.4.1.3 Monitoring Variables 69\u003c\/p\u003e \u003cp\u003e4.4.2 Performing the Test 69\u003c\/p\u003e \u003cp\u003e4.4.2.1 TheWalk-Through 69\u003c\/p\u003e \u003cp\u003e4.4.2.2 Setting Up for the Test 70\u003c\/p\u003e \u003cp\u003e4.4.2.3 Running the As-Found Time-Series Test 70\u003c\/p\u003e \u003cp\u003e4.4.2.4 Running the As-Found Bump Test 70\u003c\/p\u003e \u003cp\u003e4.4.3 Analyzing and Reporting the Test Results 70\u003c\/p\u003e \u003cp\u003e4.4.3.1 As-Found Data Collection Analysis 70\u003c\/p\u003e \u003cp\u003e4.4.3.2 Bump Test Analysis 70\u003c\/p\u003e \u003cp\u003e4.4.3.3 Reporting the Test Results 74\u003c\/p\u003e \u003cp\u003eReferences 74\u003c\/p\u003e \u003cp\u003eReview Questions 75\u003c\/p\u003e \u003cp\u003e5 Sustaining Performance 77\u003c\/p\u003e \u003cp\u003e5.1 Maintenance Strategies 77\u003c\/p\u003e \u003cp\u003e5.2 Operator Efficiency 78\u003c\/p\u003e \u003cp\u003e5.3 Where to Start? 78\u003c\/p\u003e \u003cp\u003e5.4 Selecting the Loop Performance Program Scope 78\u003c\/p\u003e \u003cp\u003e5.5 Loop Performance Monitoring and Analyzing 79\u003c\/p\u003e \u003cp\u003e5.5.1 Transmitters 79\u003c\/p\u003e \u003cp\u003e5.5.1.1 Traditional Transmitters 79\u003c\/p\u003e \u003cp\u003e5.5.1.2 Smart Transmitters 80\u003c\/p\u003e \u003cp\u003e5.5.2 Controller PID Algorithm 82\u003c\/p\u003e \u003cp\u003e5.5.2.1 Incorrect Mode 83\u003c\/p\u003e \u003cp\u003e5.5.2.2 Limited Control 83\u003c\/p\u003e \u003cp\u003e5.5.2.3 Uncertain Input 83\u003c\/p\u003e \u003cp\u003e5.5.2.4 Large Variability 84\u003c\/p\u003e \u003cp\u003e5.5.2.5 Economic Assessment 84\u003c\/p\u003e \u003cp\u003e5.5.3 Final Control Device 84\u003c\/p\u003e \u003cp\u003e5.5.4 Traditional Valves 85\u003c\/p\u003e \u003cp\u003e5.5.5 Smart Valves 86\u003c\/p\u003e \u003cp\u003e5.6 Performance Reporting 87\u003c\/p\u003e \u003cp\u003e5.7 Loop Performance Program Architecture 88\u003c\/p\u003e \u003cp\u003e5.7.1 Traditional Control System 89\u003c\/p\u003e \u003cp\u003e5.7.2 Smart Field Devices and Loop Performance Software 89\u003c\/p\u003e \u003cp\u003e5.7.3 Online Device Monitoring 90\u003c\/p\u003e \u003cp\u003e5.7.4 Integrated Performance and Control System 90\u003c\/p\u003e \u003cp\u003e5.8 Loop Performance Program Summary 92\u003c\/p\u003e \u003cp\u003eReferences 92\u003c\/p\u003e \u003cp\u003eFurther Information 92\u003c\/p\u003e \u003cp\u003eReview Questions 93\u003c\/p\u003e \u003cp\u003e6 Loop Checking Existing Installations 95\u003c\/p\u003e \u003cp\u003e6.1 Why Loop Checks Are Essential for Calibrations 95\u003c\/p\u003e \u003cp\u003e6.1.1 Example 96\u003c\/p\u003e \u003cp\u003e6.2 Simulating Signals and Processes 98\u003c\/p\u003e \u003cp\u003e6.3 Common Problems with Existing Installations 99\u003c\/p\u003e \u003cp\u003eReferences 99\u003c\/p\u003e \u003cp\u003eAppendix A Tuning 101\u003c\/p\u003e \u003cp\u003eA.1 Author’s Note 101\u003c\/p\u003e \u003cp\u003eA.2 Loop Classification by Control Function 101\u003c\/p\u003e \u003cp\u003eA.2.1 Controlled Variable 101\u003c\/p\u003e \u003cp\u003eA.2.2 Manipulated Variable 102\u003c\/p\u003e \u003cp\u003eA.2.3 Indicated Variable 102\u003c\/p\u003e \u003cp\u003eA.2.4 Set Point 104\u003c\/p\u003e \u003cp\u003eA.3 Control Algorithms 104\u003c\/p\u003e \u003cp\u003eA.3.1 Basic Algorithms 104\u003c\/p\u003e \u003cp\u003eA.3.2 The PID Algorithm 104\u003c\/p\u003e \u003cp\u003eA.3.2.1 Proportional 105\u003c\/p\u003e \u003cp\u003eA.3.2.2 Integral 106\u003c\/p\u003e \u003cp\u003eA.3.2.3 Derivative 109\u003c\/p\u003e \u003cp\u003eA.3.2.4 Complete PID Response 110\u003c\/p\u003e \u003cp\u003eA.4 Loop Tuning 111\u003c\/p\u003e \u003cp\u003eA.4.1 Tuning Criteria or “How DoWe Know When It’s Tuned?” 111\u003c\/p\u003e \u003cp\u003eA.4.1.1 Informal Methods 111\u003c\/p\u003e \u003cp\u003eA.4.1.2 Mathematical Criteria: Minimization of Index 112\u003c\/p\u003e \u003cp\u003eA.4.1.3 What’s Really Important 112\u003c\/p\u003e \u003cp\u003eA.5 Tuning Methods 112\u003c\/p\u003e \u003cp\u003eA.5.1 Experience-Based Tuning 113\u003c\/p\u003e \u003cp\u003eA.5.2 The Ziegler–Nichols Tuning Method: Open-Loop (Reaction Rate) 113\u003c\/p\u003e \u003cp\u003eA.5.3 The Ziegler–Nichols Tuning Method: Closed-Loop (Ultimate Period) 114\u003c\/p\u003e \u003cp\u003eA.5.4 Controllability of Processes 115\u003c\/p\u003e \u003cp\u003eA.5.5 Flow Loops 115\u003c\/p\u003e \u003cp\u003eReference 115\u003c\/p\u003e \u003cp\u003eAppendix B Answers to Review Questions 117\u003c\/p\u003e \u003cp\u003eChapter 1 117\u003c\/p\u003e \u003cp\u003eChapter 2 118\u003c\/p\u003e \u003cp\u003eChapter 3 119\u003c\/p\u003e \u003cp\u003eChapter 4 119\u003c\/p\u003e \u003cp\u003eChapter 5 120\u003c\/p\u003e \u003cp\u003eAbbreviations 121\u003c\/p\u003e \u003cp\u003eBibliography 123\u003c\/p\u003e \u003cp\u003eIndex 125\u003c\/p\u003e\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\u003cp\u003e\u003cfont size=\"3\"\u003eSubject Areas: Mechanical engineering \u0026amp; materials [\u003ca title=\"See our other books on Mechanical engineering \u0026amp; materials\" href=\"https:\/\/freshlyprintedbooks.co.uk\/search?q=%22Mechanical%20engineering%20\u0026amp;%20materials%20%5BTG%5D%22\"\u003eTG\u003c\/a\u003e]\u003c\/font\u003e\u003c\/p\u003e\r\n\r\n\r\n\u003c\/font\u003e","brand":"Wiley","offers":[{"title":"Brand New","offer_id":52433833394456,"sku":"9781394402212","price":74.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0730\/2037\/5320\/files\/9781394402212.jpg?v=1784854813","url":"https:\/\/freshlyprintedbooks.co.uk\/products\/loop-checking-a-technicians-guide-hardback-9781394402212","provider":"Freshly Printed Books","version":"1.0","type":"link"}