Chapter 4 Flashcards
1
Q
What is automation
A
The use of Mechanized Equipment that preforms physical tasks without the need for oversight by a human worker
2
Q
3 basic elements of an automated system
A
- Power for process and system operation
- Program of instructions to direct process
- Control system to actuate the instructions
3
Q
3 reasons for decision making in automation
A
To allow for different variables such as
- Operator interaction
- Different product styles within the system
4
Q
What is safety monitoring in automation
A
there are two reasons why it is necessary
- To protect human workers in the vicinity
- Protect the equipment in the system
- Variations in starting work units
5
Q
What is error detection and recovery
A
When an automated system automatically diagnoses malfunctions but also automatically takes the necessary corrective action to restore normal operation
6
Q
Identify the five levels of automation in a plant
A
- Device Level- sensors
- Machine Level-devices like conveyors
- System Level
- Plant Level
- Enterprise Level
