WorksheetsUnit 2: Components of a PLC Quiz
Total questions: 15
Worksheet time: 8mins
What is the primary function of the power supply in the diagram?
To process data
To provide electrical power
To relay signals
To store data
What is the purpose of the bell in the diagram?
To signal an alert
To power the circuit
To control the motors
To regulate temperature
Which input port is connected to the red pushbutton?
I2
I1
I0
I3
What does the "I" in the I/O address format for SLC 500 represent?
Input or output
Slot number
Bit designator
Separator
What is the purpose of the colon ":" in the I/O address format for SLC 500?
Separator
Slot number
Bit designator
Input or output
In the I/O address format "O:5/6", what does the "O" stand for?
Output
Slot number
Bit designator
Separator
What is the role of the number "6" in the address "O:5/6"?
Bit number
Slot number
Separator
Input or output
How many outputs are shown for the module 1746-OB8 in the RSLogix 500 software image?
8
16
12
4
What is the purpose of the "Properties" button in the RSLogix 500 software image?
To view or edit properties
To delete files
To save changes
To open help
In a sourcing input module, where does the current flow?
Into the PLC port
Out of the PLC port
Around the PLC port
Through the PLC port
Which component in the diagram is responsible for providing power?
Sinking device
DC power supply
PLC port
Voltage regulator
What is the effect of sourcing on the PLC port?
It increases resistance
It allows current to flow out
It decreases voltage
It stores energy
Which mode allows the system to run but prevents program alterations?
Off
Disable
Run
Offline program
What is the characteristic of the 'Offline program' mode?
System can run but not be altered.
System cannot run or be programmed.
Program can be modified while system is not running.
Outputs are turned off.
Who might be affected by the use of forced mode?
Assembly line workers
Office staff
Security personnel
Maintenance crew
