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## TUNE YOUR LOOP: Electrical Noise Effects on Instrumentation Control Equipment

TUNE YOUR LOOP: Questions to keep you sharp. 1. Current does not flow in a ground loop. [ordered_list style=”lower-alpha”] TRUE FALSE[/ordered_list] 2. One cause of interference through capacitive coupling is locating the signal leads too close to the...

## TUNE YOUR LOOP: Mathematics for Instrumentation Technicians

TUNE YOUR LOOP: Questions to keep you sharp. 1. To compute capacitive reactance the following formula is used. Xc = 1/ 2Πfc. (“c” is expressed in farad and “f” is expressed in hertz.) What is the capacitive reactance if the frequency is 60 Hz and the capacitor size is...

## TUNE YOUR LOOP: From the Certified Control Systems Technician Level I Review Course (TS00)

TUNE YOUR LOOP: Questions to keep you sharp. 1. A (an)________ error must be correct for when a pressure transmitter is located lower than the bottom of the vessel being measured. [ordered_list style=”lower-alpha”] suppression zero elevation...

## TUNE YOUR LOOP: Electrical Noise Effects on Instrumentation Control Equipment

TUNE YOUR LOOP: Questions to keep you sharp. 1. In an AC circuit, harmonics can cause the _____ to overheat. [ordered_list style=”lower-alpha”] sine wave phase line neutral conductor grounding conductor both B and C[/ordered_list] 2. _____ is an unwanted...

## TUNE YOUR LOOP: Mathematics for Instrumentation Technicians

TUNE YOUR LOOP: Questions to keep you sharp. 1. What is the temperature expressed in Celsius if the Fahrenheit temperature is – 40°? [ordered_list style=”lower-alpha”] -46.4° – 40° – 9.8° + 40°[/ordered_list] 2. If the input signal of a...

## TUNE YOUR LOOP: Troubleshooting Instrumentation and Control Systems

TUNE YOUR LOOP: Questions to keep you sharp. Answer the following as True or False.   1. A disadvantage of HART is that the signal superimposed on the 4-20mA DC may distort the information from the process. 2. The first all digital protocol used to connect field...

## TUNE YOUR LOOP: From the Certified Control Systems Technician® (CCST®) Level I Review Course (TS00)

TUNE YOUR LOOP: Questions to keep you sharp. 1. The single most important document in the drawing package defining and organizing a project is the___________. [ordered_list style=”lower-alpha”] specification sheets P&IDs layout drawings...

## TUNE YOUR LOOP: Electrical Noise Effects on Instrumentation Control Equipment

TUNE YOUR LOOP: Questions to keep you sharp. 1. The neutral conductor is not intentionally the system grounding conductor. [ordered_list style=”lower-alpha”] TRUE FALSE[/ordered_list] 2. The law that describes the relationship between voltage, resistance,...

## TUNE YOUR LOOP: Implementing Business to MES Integration Using the ANSI/ISA95 Standard

TUNE YOUR LOOP: Questions to keep you sharp. 1. The bill of materials is part of the exchanged information model. [ordered_list style=”lower-alpha”] TRUE FALSE[/ordered_list] 2. The bill of resources is not part of the exchanged information model....

## TUNE YOUR LOOP: Mathematics for Instrumentation Technicians

TUNE YOUR LOOP: Questions to keep you sharp. 1. Your bank called that you have a shortage of \$10 in your account and you know that you have written another \$20 worth of checks that had not been withdrawn from your account, but just now you deposited \$50 in the bank....

## TUNE YOUR LOOP: From the Certified Control Systems Technician® (CCST®) Level I Review Course (TS00)

TUNE YOUR LOOP: Questions to keep you sharp. 1. You have an standard pneumatic instrument loop with a span of 200 units, what is the steady state gain? [ordered_list style=”lower-alpha”] a. .06 PSI/unit b. .12 PSI/unit c. .075PSI/unit d....

## TUNE YOUR LOOP: Database Management for Industrial Automation and Control Systems

TUNE YOUR LOOP: Questions to keep you sharp. 1. A relational database must have at least two __________. [ordered_list style=”lower-alpha”] Files containing user data Different field names for each data element Sets of backup file copies Tables with...

## TUNE YOUR LOOP: Electrical Noise Effects on Instrumentation Control Equipment

TUNE YOUR LOOP: Questions to keep you sharp. 1. If the primary source to a single phase transformer is above 150 V how must the secondary side be grounded? [ordered_list style=”lower-alpha”] it is not supposed to be grounded to the service ground through a...

## TUNE YOUR LOOP: Maintaining Pneumatic Components in Measurement and Control

TUNE YOUR LOOP: Questions to keep you sharp. 1. The most frequent malfunction to be expected in a pneumatic transmitter is a __________. [ordered_list style=”lower-alpha”] leaking air line plugging of the nozzle restrictor power failure rupture of the...

## TUNE YOUR LOOP: Implementing Business to MES Integration Using the ANSI/ISA95 Standard

TUNE YOUR LOOP: Questions to keep you sharp. 1. Circle all of the terms used to define the types of capabilities defined in ISA95.01: [ordered_list style=”lower-alpha”] Committed capability Used capability Unavailable capability Unattainable capability...

## TUNE YOUR LOOP: Mathematics for Instrumentation Technicians

TUNE YOUR LOOP: Questions to keep you sharp. 1. When the AC voltage is at 45 degrees of it travel what is the voltage at that instant.(sine value@45 degrees =.707) The maximum voltage of the circuit is 169VAC. (Formula is maximum voltage (E max) times sine of 45...

## TUNE YOUR LOOP: Fundamentals of Industrial Process, Measurement, and Control

TUNE YOUR LOOP: Questions to keep you sharp. 1. Which of the following types of valves has the highest gain when the valve is nearly closed? [ordered_list style=”lower-alpha”] Quick opening Equal percentage Fail open Linear[/ordered_list] 2. A controller...

## TUNE YOUR LOOP: OPC: The Windows to the World are Open

TUNE YOUR LOOP: Questions to keep you sharp. 1. The OPC Charter: [ordered_list style=”lower-alpha”] Provides an open and interoperable interface Is based on COM/DCOM Fosters interoperability All the above[/ordered_list] 2. The OPC Security Reference Model...

## TUNE YOUR LOOP: Picking the Right Bus — A Comparison of Field and Device Networks

TUNE YOUR LOOP: Questions to keep you sharp. 1. Most fieldbuses use what physical topology? [ordered_list style=”lower-alpha”] Point to point Mesh Ring Bus[/ordered_list] 2. The Modbus/TCP protocol suite contains what protocols? [ordered_list...

## TUNE YOUR LOOP: Mathematics for Instrumentation Technicians

TUNE YOUR LOOP: Questions to keep you sharp. 1. Convert 83.16 inches of water column to PSI. [ordered_list style=”lower-alpha”] 2305 3 8.316 6.47[/ordered_list] 2. You have a fuel air ration of 10 parts fuel to 40 parts air what percentage of fuel makes up...