Electronics

What does "PLC" mean?

• Programmable Logic Chip
• Programmable Logic Controller
• Personal Learning Computer
• Professional Learning Course

What is a programmable logic controller functionally?

• A PLC is a type of refrigerator used in industrial settings.
• A PLC is a type of musical instrument used in orchestras.
• A PLC is a type of plant used in gardening.
• A PLC is a digital computer used for automation of electromechanical processes.

What is an HMI functionally?

• A user interface that connects a person to a machine, system, or device.
• A musical instrument played by blowing air through it
• A type of tropical fruit
• A cooking utensil used to flip pancakes

What does HMI stand for?

• Hardware-Monitoring Interface
• Human-Machine Interface
• Human-Machine Integration
• Highly Manufactured Interface

what is the role of I/O modules?

• I/O modules are responsible for generating power for the system.
• I/O modules are used to store data in the CPU.
• I/O modules are designed to cool down the CPU during operation.
• I/O modules facilitate communication between external devices and the CPU/memory.

What are the major parts of a PLC?

• CPU, Input Modules, Output Modules, Power Supply, HMI Device
• CPU, Input Modules, Output Modules, Power Supply, Communication Modules
• Memory Modules, Input Modules, Output Modules, Power Supply, Programming Device
• CPU, Input Modules, Output Modules, Power Supply, Programming Device

The solid state PLC was designed to replace what?

• mechanical calculator systems
• hydraulic control systems
• pneumatic actuator systems
• electromechanical relay systems

the advantage of mechanical over PLCs is what?

• Lower initial cost
• Easier maintenance
• Faster response time
• Reliability and longer lifespan/more voltage

Whats the advantages to a PLC over mechanical relay?

• PLCs are less reliable than mechanical relays
• PLCs are more expensive than mechanical relays
• PLCs are harder to install than mechanical relays
• PLCs offer faster response times, easier troubleshooting, flexibility in programming, remote monitoring capabilities, and the ability to handle more complex logic.

four tasks that the PLC perform in addition to relay switching are?

• Networking functions
• Sorting functions
• Temperature functions
• Timer functions, Counter functions, Math functions, Communication functions