-
ISA provides technical resources and standards to help industrial automation professionals advance their careers and the field. We enable automation professionals worldwide to solve problems and enhance their skills by bringing people together to create new technologies and share best practices with future automation professionals.-
ISA Resources
-
Upcoming Events
-
Industry Insights
-
Consortia
-
Automation Quiz
Test your knowledge of the automation industry with questions from ISA certification programs.
249 Results Found
-
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?
