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408 Results Found
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AutoQuiz: How Do You Compensate for Thermowell Lag Time?
Thermowell and temperature processes have multiple interacting thermal lags. -
AutoQuiz: Tuning the Temperature Controller for an Exothermic Reactor
The temperature controller for an exothermic reactor must stay in automatic to prevent a runaway reaction. -
AutoQuiz: 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. -
AutoQuiz: How to Calculate the Speed of a Four-Pole Synchronous Motor
Synchronous speed in RPM = (two × frequency × 60) / (number of poles) -
Book Excerpt + Author Q&A: Industrial Ethernet
Industrial Internet is a guidebook for people who need to fully understand factory floor Ethernet and features new sections on Industrial Internet of Things -
AutoQuiz: 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. -
AutoQuiz: 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. -
Webinar: Benefits of Integrating IIoT-Ready PLC and DCS Platforms
An IIoT-ready PLC should optimize operations and maintenance efficiencies to liberate personnel from manual processes. -
AutoQuiz: 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. -
AutoQuiz: What Type of Actuator Responds to a Pneumatic Signal?
An actuator is a hydraulic, electric, or pneumatic device that moves an object or device. -
AutoQuiz: 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 -
How to Avoid Common Tuning Mistakes With PID Controllers
The success of advanced control depends on the basic control system foundation. The PID controller is the common key component of all control loops. -
Decentralized Supervisory Based Switching Control for Uncertain Multivariable Plants
Technical discussion of the design of a decentralized switching control for uncertain multivariable plants. -
AutoQuiz: 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. -
AutoQuiz: 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. -
AutoQuiz: 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. -
AutoQuiz: 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. -
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. -
AutoQuiz: 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. -
Book Excerpt + Author Q&A: Industrial Automation and Control System Security Principles
The second edition of Industrial Automation & Control System Security Principles offers the latest approaches to industrial automation security.
