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Automation Quiz
Test your knowledge of the automation industry with questions from ISA certification programs.
250 Results Found
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FeatureAutoQuiz: How Do You Assess Peak Performance for an Operating Unit?
Cost sheets show the best periods of operation, and data historians explain the conditions and relationships. -
FeatureAutoQuiz: How to Define the Flow Characteristic for a Valve
A linear flow characteristic is when flow capacity or (Cv) increases linearly with valve travel. Flow is directly proportional to valve travel. -
FeatureAutoQuiz: How to Detect a Fault in a Safety System
A proof test on a system may reveal faults that would otherwise not be mentioned by internal diagnostic measures and is therefore correct. -
FeatureAutoQuiz: How to Calculate the Output Signal Value of a Pneumatic Transmitter
There is a straightforward linear relationship between the units of pounds per square inch (psi) and degrees F (Fahrenheit). -
FeatureAutoQuiz: What is the Cause of a High Process Variability?
An oversized control valve will operate next to the seat where the friction and stick slip is greatest. -
FeatureAutoQuiz: How to Calculate Temperature for an Electronic Transmitter
There is a straightforward linear relationship between the units of milliamps and degrees. -
FeatureAutoQuiz: What is the Operating Principle of an AC Motor?
An AC motor consists of a rotor (rotating portion) with a laminated iron core containing copper bars in the slots. -
FeatureAutoQuiz: What is a Thermowell?
A thermowell is a closed-end tube that surrounds the measuring junction of a thermocouple. -
FeatureAutoQuiz: How to Calculate Dead Time from Transportation Delay for Thickness Control
The time it takes the sheet to go from the diebolt actuators to the thickness gauge that transverses the sheet is the transportation delay -
FeatureAutoQuiz: What is the Purpose of a Breadboard in Electronics Applications?
A breadboard is a construction base for prototyping of electronics. -
FeatureAutoQuiz: What Device Is Used to Change an Analog Signal to a Digital Signal?
An analog-to-digital converter is a function that converts an analog signal (current, voltage, or electric charge) into digital data (usually binary) -
FeatureAutoQuiz: How Do You Compensate for Thermowell Lag Time?
Thermowell and temperature processes have multiple interacting thermal lags. -
FeatureAutoQuiz: What Type of Wire Is Used in a Process Control Loop?
The major components of a control system include a sensor, a controller and a final control element. -
FeatureAutoQuiz: Tuning the Temperature Controller for an Exothermic Reactor
The temperature controller for an exothermic reactor must stay in automatic to prevent a runaway reaction. -
FeatureAutoQuiz: What Does a Low Resistance Reading from an Ungrounded Signal Lead Mean?
A low resistance reading from an ungrounded signal lead connected to a ground indicates a problem of a lead having an unwanted connection to ground. -
FeatureAutoQuiz: When Is the Best Time to Perform Operator Training?
The best time to train operators for an automation project is after acceptance testing and prior to startup. -
FeatureAutoQuiz: How to Calculate the Speed of a Four-Pole Synchronous Motor
Synchronous speed in RPM = (two × frequency × 60) / (number of poles) -
FeatureAutoQuiz: How Do You Avoid a Ground Loop on Shielded Cable?
The best way to avert the ground loop in this question is to ground the shield at only one end of the circuit. -
FeatureAutoQuiz: What Does the Function of the Preset Value Determine in a PLC Timer?
A timer preset for a PLC is a programming value for the timing function. -
FeatureAutoQuiz: Changing the Point of Origin for Input Data and Output Signal Destination with a DCS
A DCS is that class of instrumentation that executes stated control functions and enables transmission of control, measurement and operating information. -
FeatureAutoQuiz: What Type of Actuator Responds to a Pneumatic Signal?
An actuator is a hydraulic, electric, or pneumatic device that moves an object or device. -
FeatureAutoQuiz: What is the Average Human Response Rate to Signals?
ISA's CAP certification provides a non-biased, third-party, objective assessment and confirmation of an automation professional's skills -
FeatureAutoQuiz: In What Position Does a Control Valve with a Direct Acting Actuator Fail?
A direct acting valve travels to the closed position when the signal increases. When there is a failure, there is no signal and power. -
FeatureAutoQuiz: How to Optimize HMI Screen Design
For HMI screen design, studies show people can remember only a select number of new things for about 20 seconds. -
FeatureAutoQuiz: What Is the Final Control Element in a Process Control System?
A final control element is a device that directly controls the value of the manipulated variable of a control loop. -
FeatureAutoQuiz: What Part of an Industrial Test Procedure Should Be Performed First?
Looking at a mechanical and electrical situation globally to spot obvious and safety threats first is always best. -
FeatureAutoQuiz: What Does a Solid Line with 3 Marks Represent on a P&ID?
The symbolism and identification methods provided in this standard are applicable to all classes of process measurement and control instrumentation. -
FeatureAutoQuiz: What Is the Value of Data Sheets for Instrumentation?
AutoQuiz: Data Sheets and Instrumentation -
Feature
AutoQuiz: How to Measure the Level of a Liquid with a Dielectric Constant
Radar can detect the smallest change in surface level. It does not depend upon the temperature or composition of the fluid as long as the beam is narrow and the dielectric constant. -
FeatureAutoQuiz: What Is a Mandatory Standard in Industrial Automation?
How is a mandatory standard defined for industrial automation and related industries? -
FeatureAutoQuiz: What is the Best HMI Graphic Display Level for a Distillation Column?
AutoQuiz: A distillation column refers to a piece of equipment in the distillation process that contains several loops. -
FeatureAutoQuiz: What is the Definition of a Design Standard?
Standards define quality and methods of fabrication or installation of materials and equipment -
FeatureAutoQuiz: What Does the P&ID Acronym Stand For?
AutoQuiz: What Does the P&ID Acronym Stand For? -
FeatureAutoQuiz: What are the Continuous Sequence of Steps Performed by a PLC?
AutoQuiz: Continuous Sequence of Steps Performed by a PLC -
FeatureAutoQuiz: What is the Definition of a PID Control Loop?
AutoQuiz: PID Control Loop Definition -
FeatureAutoQuiz: What Information Can Be Extracted from an Electronic Database?
AutoQuiz: Information Extracted from an Electronic Database -
FeatureAutoQuiz: How Do You Minimize Electrical Interference in a Control Panel?
AutoQuiz: How to minimize electrical interference when AC power and DC signal wiring meet in a control panel. -
FeatureAutoQuiz: What is the Impact of a Loss of Power in a Flow Control Mechanism?
AutoQuiz: Loss of Power in a Flow Control Mechanism -
FeatureAutoQuiz: How to Calculate Rated Torque with Variable Frequency Drives
The volts per hertz ratio (V/Hz) controls the torque of a motor. As long as this ratio is in proportion with the nameplate rating, the motor will develop rated torque. -
FeatureAutoQuiz: How Do You Change from Single Loop Control of a Process Variable?
AutoQuiz: Change DCS from single loop control of a process variable to cascade, ratio, feedforward, adaptive, or multi-variable control -
FeatureAutoQuiz: Which Control Valve Body Style Is Most Likely to Develop Blockage in a Paper-Pulp Slurry Service?
AutoQuiz: Blocked control valves used in a paper-pulp slurry service. -
FeatureAutoQuiz: What are the Basic Components of a Programmable Logic Controller or PLC?
AutoQuiz: What are the basic components of a programmable logic controller? -
FeatureAutoQuiz: What are Protection Techniques for Equipment?
AutoQuiz: Protection techniques for equipment in a Class I, Division 1 area -
FeatureAutoQuiz: What are the Characteristics of Programmable Logic Controllers?
AutoQuiz:Characterisitcs of Programmable Logic Controllers -
FeatureAutoQuiz: What is the Relationship between Velocity and Reynolds Number Constraints for a Doppler Flowmeter?
AutoQuiz: To meet velocity and Reynolds Number constraints for a particular Doppler flowmeter sizing application, what factors should be considered? -
Feature
AutoQuiz: What is the Standard for Embedded Software for SIL 3 Certified Safety System?
According to IEC 61511-1, embedded software should follow software guidelines in IEC 61508-3. IEC 61511 and ANSI/ISA84 are system standards and not product standards. -
FeatureAutoQuiz: What are the Electrical Standards for Industrial Machinery Emergencies?
AutoQuiz:Electrical standards for safe operation of industrial machinery during emergencies. -
Feature
AutoQuiz: How Do You Measure Tank Levels with Differential Pressure Transmitters?
The definition of span is the algebraic difference between the upper and lower range values. -
FeatureAutoQuiz: What is the Nature of Chemical Reactions and Heat?
AutoQuiz:Heat required and produced by chemical reactions. -
FeatureAutoQuiz: What is the Recommended Limit for the Length of an Ethernet Cable Segment?
AutoQuiz: What is the recommended limit for the length of an Ethernet cable segment? -
FeatureAutoQuiz: How Do You Interpret Error Readings in Pressure Instrument Calibration?
AutoQuiz: error readings in pressure instrument calibration -
FeatureAutoQuiz: How Do You Model Linear Relationships for a Large Number of Correlated Inputs?
AutoQuiz: What is the MOST appropriate technique for modeling linear relationships for a large number of correlated inputs where the equations are unknown? -
FeatureAutoQuiz: How Do You Minimize the Effect of Feed Upsets to the Top of a Distillation Column?
AutoQuiz: How to Minimize the Effect of Feed Upsets to the Top of a Distillation Column -
Feature
AutoQuiz: How Do You Measure Water Level in a Tank?
Level sensors detect the level of liquids and other fluids and fluidized solids, including slurries, granular materials, and powders that exhibit an upper free surface. -
FeatureAutoQuiz: How Do You Calculate the Resistance of Copper Wire?
AutoQuiz: Calculating the Resistance of Copper Wire -
FeatureAutoQuiz: What is the Standard Range for Pneumatically Transmitted Signals?
AutoQuiz: Standard Range for Pneumatically Transmitted Signals -
Feature
AutoQuiz: How Do You Calculate Highest Pressure Differences?
It doesn't matter the size of a container, its configuration, or from what a container is constructed. Pressure is the same. -
FeatureAutoQuiz: How Do You Calculate Capacitance?
Capacitance is defined as the ability of a dielectric to store electrical charge. -
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FeatureAutoQuiz: What Type of Circuit Break Protection Should Be Used for Motor Control?
Symbols in the post image are used to represent thermal and magnetic overload protection for electric motors. -
FeatureAutoQuiz: What Ladder Logic Symbol Represents a Logically False Condition for a Discrete PLC Input?
The PLC symbol represents a logically false condition for a discrete input. When power is present at the addressed terminal the instruction becomes logically false. -
FeatureAutoQuiz: How Do Differential Pressure Transmitters Measure Level?
One can measure (infer) a liquid level by measuring a differential pressure (d/p) caused by the weight of the fluid column in a vessel balanced against a reference. -
FeatureAutoQuiz: What Is the Appropriate P&ID Symbology for an Electric Signal?
What is the Appropriate P&ID Symbology for an Electric Signal? -
FeatureAutoQuiz: What Is the Difference Between a Digital Transmitter and an Analog Transmitter?
What is the Difference Between a Digital Transmitter and an Analog Transmitter? -
FeatureAutoQuiz: How Do Thermal Level Elements Infer Level Measuring?
The Instrument Engineers Handbook (IEH) explains thermal level measurement. The simplest of these designs is where the sensor detects low level. -
FeatureAutoQuiz: What Reading Do You Get From a Disconnected Pressure Gauge?
Atmospheric pressure (Patmospheric), absolute pressure (Pabsolute), and gauge pressure (Pgauge) have the following mathematical relationship.Pabsolute = Pgauge + Patmospheric -
Feature
AutoQuiz: Physical Measurements Arise From Which Fundamental Quantities?
The scientific and engineering community widely accepts the Systeme Internationale d'Unites (SI). Its base units are length, mass, moles, time, temperature, electric current, and light intensity. -
FeatureAutoQuiz: What is Three-Phase Power?
Understanding Three-Phase Power is a quiz question from the ISA course, Electrical Controls for the Control Systems Technician (TI23). -
Feature
AutoQuiz: How Is Resistance Measured?
Circuits should be de-energized. Place the mode switch in “OHMS”, short the meter leads together, then press the “REL” button -
Feature
AutoQuiz: What is the "OR" Gate Equivalency in an Electronic Circuit?
"OR" gate, in relation to an electronic circuit, allows any of the conditions in parallel to provide electrical or logical continuity. -
Feature
AutoQuiz: How Do You Calculate Absolute PSI?
Absolute pressure is zeroed against a perfect vacuum. Gauge pressure is zeroed against the local atmospheric pressure. -
FeatureAutoQuiz: What Ladder Logic Symbol Represents a Logically True Condition for a Discrete PLC Input?
When power is present at the addressed terminal the instruction becomes logically true. When power is not present at the address terminal the instruction becomes logically false. -
FeatureAutoQuiz: What Ladder Logic Symbol is Used to Identify a Discrete Output?
Output terminal energize is defined as follows: Turns a bit on or off. Use OTE instruction in your ladder logic to turn a bit when rung condition is evaluated as true. -
Feature
AutoQuiz: What is the "AND" Gate Equivalency in an Electronic Circuit?
The "AND" gate, as it relates to the series electrical or electronic circuit, requires all conditions to provide electrical or logical continuity in order to control its intended output condition. -
Feature
AutoQuiz: What Standard Applies to Programming a PLC?
The IEC 61131-3 standard establishes guidelines for the use of ladder, function block, instruction list, structured text and sequential function chart programming for the PLC industry.