Answer to the Puzzles
May 2013
Mobile applications are making their way onto the factory floor. Just think of the possibilities.
April 2013
ISA has live and prerecorded webinars available on a wide variety of technical related topics.
March 2013
Proper alarm methods and management improve safety, the environment, and plant profitability.
February 2013
Take a child to work and show them the wonders of engineering during national engineers week in February.
January 2013
A signal conditioner is a device that converts one type of electronic signal into another type of signal.
November 2012
Water expands more than 1600 times when it turns to steam. This generates more force than TNT.
September 2012
Wire gauge affects its cross-sectional area. It is an important factor for determining the amount of current a wire can carry.
July 2012
The negative wire in a thermocouple is always red in the USA. But other countries use other standards.
March 2012
Join us for the training extravaganza and product show in May. Professional development hours (PDH) available for all training.
February 2012
The Beta ratio of an orifice is the ratio of the plate bore to the internal diameter of the pipe.
January 2012
In a turbine flow meter the rotational speed of the rotor and the frequency of pulses are proportional to the volumetric flow rate through the meter.
December 2011
Sharing knowledge and technology is a vital part of the evolving automation profession.
October 2011
Energy harvesting is the process in which motion, wind, ambient, or light energy is captured and stored to supply power for low-energy electronic devices.
September 2011
Golf is a game in which you yell fore, shoot six, and write down five.
August 2011
A rotary encoder converts rotary position to an analog or digital electronic signal.
July 2011
Ratio Controller: A controller that maintains a fixed ratio between two or more process variables.
April 2011
The PLC processor has four major tasks executed repeatedly in the following order: Read the physical inputs; Scan the ladder logic program; Write the physical outputs; Housekeeping tasks.
March 2011
Goals should be SMART. Specific, Measureable, Acceptable, Realistic, and Time-based.
February 2011
Safety has always been a critical measure of success for industrial organizations.
January 2011
Dead time makes it difficult to control a process.
November 2010
Chromatography is the collective term for a set of laboratory techniques for the separation of mixtures.
October 2010
Modbus was created as a means for computers to gather information and control the operation of PLCs. It is still a very popular industrial network.
September 2010
Transistors have a base, collector, and emitter. The collector is tied to the load.
May 2010
NIST stands for the National Institute of Standards and Technology. It is a non-regulatory federal agency within the US Department of Commerce.
April 2010
ENHANCE YOUR PROFESSIONAL REPUTATION WHILE GAINING POWERFUL MARKET EXPOSURE FOR YOUR ORGANIZATION BY SHARING YOUR TECHNICAL EXPERTISE AT ISA AUTOMATION WEEK 2010.
February 2010
VARIABLE SPEED DRIVES (VSD) CONTROL THE SPEED OF AN AC MOTOR BY CONTROLLING THE FREQUENCY OF THE MOTOR POWER.
October 2009
FLOW METERS THAT MEASURE HEAD, DIFFERENTIAL PRESSURE, REQUIRE A SQUARE ROOT EXTRACTION EITHER IN THE TRANSMITTER OR IN THE HMI.
April 2009
SCADA IS AN ACRONYM FOR SUPERVISORY CONTROL AND DATA ACQUISITION. IT IS AN INDUSTRIAL CONTROL SYSTEM.
February 2009
MESH NETWORK: EACH WIRELESS FIELD DEVICE ACTS AS A SENSOR AND A RELAY FOR THE RADIO TRANSMISSIONS CREATING AN INTERLOCKING WEB OF SENSORS.
December 2008
THE BEST DESIGNS FOLLOW THE KISS PRINCIPLE. KEEP IT SIMPLE, STUPID.
November 2008
MODEL PREDICTIVE CONTROL, OR MPC, IS AN ADVANCED METHOD OF PROCESS CONTROL. IT
PREDICTS DEPENDENT VARIABLES (OUTPUTS) BASED ON INDEPENDENT VARIABLES (INPUTS).
October 2008
SLIDING STEM CONTROL VALVES COME IN LINEAR, EQUAL PERCENTAGE, AND QUICK OPENING.
September 2008
FLOW METER BASICS: THE CORIOLIS FLOW METER IS BASED ON THE CORIOLIS EFFECT CAUSED BY THE ROTATION OF THE EARTH
