A randomized 25 question test from a pool of 488 questions, good luck!
There are several stages in the alarm lifecycle. Which of these stages matches specific DCSs to the specified alarm arrangement?
There are many considerations to take into account when choosing which cables to use for installing a VFD. Which of the answers below would be best described as a solution for arcing in the bearings due to induced voltages in the shaft and case of the motor?
The fixed diode bridge is the most common rectifier a VFD. Which of the answers below would best describe a dc waveform pulsing with a 60° separation from a rectifier output?
Which of the events below best describes the immediate result of the "Stop" being a logic 1?
Which of the answers below best represents the "D" in the picture below?
Which of the data types below is best described as having instructions for hours, minutes, seconds and milliseconds?
FBD programming makes use of the standard memory function blocks in IEC 61131-3. Which of the function blocks below is best described as one that if the RESET input is true, Q then goes false, regardless of the SET inputs value?
Which of the numbers below best represents a N.C. flow switch?
Which of the events below best describes the immediate result of the "Motor1" being a logic 1?
Which of the numbers below best represents the address "O:45.03"?
Which of the numbers below best represents the address "I:13.02"?
A VSD can provide both efficiency and extend the life of equipment. Which of the answers below best describes a way that this is achieved?
Which of the answers below best represents the letter "B"?
Which of the answers best represents the letter "A" in the picture below?
Which answer below is best described as a memory location that has a logical 1, the instruction evaluates it as "false"?
Which component below is best described as one that converts a received analog field signal to a representative digital number?
Which of the answers best represents the letter "C" in the picture below?
Which of the data types below best reflects that of the "PT" argument of a "TON" timer?
Which of the data types below best reflects that of the "ET" argument of a "TON" timer?
In SFC, there a several methods to link steps or transitions together. Which of the answers below represents the linking of two are more transitions to the same step?
Alarm management is based upon the process conditions model. Which of the conditions in that model could be described as the conditions resulting in a cataclysmic loss or event?
The fixed diode bridge is the most common rectifier a VFD. Which of the answers below would best describe the degrees of separation in a dc waveform from a 18-pulse rectifier output?
Redundant capability is critical for any DCS. Which of the redundancies below would function properly if no faults occur, and will shutdown if one occurs?
Which of the events below best describes the immediate result of the "Start" being a logic 0?
There are numerous threats to the security of a DCS. Which of the security measures below controls and supervises network traffic?