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Controls and Concepts
Troubleshooting Controls
Basic Principles of Electricity
Intro to Power
100
What type of device is continuously variable?
Analog!
100
Name 1 con of Manual Controls.
Cons:
- Requires more staff
- Not as repeatable
- Requires training
- Harder data acquisition
100
What senses can be used to tell if there is a problem with the motor?
Sight, Touch, Smell, and Hear
100
Name 1 insulator.
Plastic
Glass
Rubber
100
Where can Direct Current be found?
DC Power is found in power supplies, small electronics, and batteries.
200
What year was the ENIAC created?
1946!
200
What does "PLC" stand for?
Programmable Logic Controller!
200
What tool is used to find the Root Cause?
The 5 Whys!
200
What is Voltage?
The force that pushes electrons in a circuit.
200
Which type of power is stronger?
Single phase or Three Phase
Three phase is more powerful!
300
A longer wire has more _______?
Resistance!
300
Name 1 pro of Automated Controls
Pros:
- Less staff
- Extremely repeatable
- Allows for fine-tuning
- Less need of Process Experts
- Easy data acquisition
300
Who is Tier 1 and 2?
TOP Graduates!
300
What is the Ohm's Law formula?
voltage = current x resistance
300
Where can Alternating Current be found?
In residential wiring and industrial motors.
400
Who created the moving assembly line?
Henry Ford!
400
What type of device has two states, either on or off?
A Digital Device!
400
Which are the two types of automation?
Relay Logic and PLC Ladder Logic!
400
What is current?
The flow of electrons in a circuit.
400
What type of power creates a rotating magnetic field for induction motors?
Three Phase power!
500
What tool is used to measure voltage, amperage, and resistance?
A multimeter!
500
Why was the ENIAC created?
Artillery range tables!
500
Who is Tier 3?
Tier 3: Controls Engineer
500
What can cause resistance?
Things such as material, length, thickness, and temperature.
500
Why does the utility company give us High Voltage (12,000) and not low voltage?
To save money. The higher the voltage the lower the current and the smaller the cables that are needed. Smaller cables cost less.
600
What did Allen Bradley create in 1974?
The Allen Bradley PLC!
600
Who & when was the moving assembly line created?
Henry Ford in 1913!
600
What is the definition of Automation?
A mechanical device, operated electronically that functions automatically, without continuous input from the operator.
600
What type of energy is described below?
An outlet that is being used.
Kinetic energy!
600
What is the purpose of a transformer?
To step up/down the voltage!
700
What are the two types of automation here at WPA?
Relay Logic and PLC Ladder Logic!
700
How does a PLC know the status of an input?
Inputs are connected to input cards and the PLC reads/communicates with the input cards.
700
What does a HMI red diamond mean?
It has a gate open or close alarm.
700
How do you measure current with a multimeter?
Break the circuit and put the meter in series.
700
What type of motor is also known as a squirrel cage motor?
A 3 phase induction motor!
Bonus question for 300+ points:
What are the three components of an induction motor?