Question 1

Match the proximity sensor parameter name with the correct parameter definition.
-Setting Distance

Accepted Answer

A)  A value used to change sensor parameters when the detected object is not a standard object. 
B)  The maximum rate that a standard object can cause the output to change states. 
C)  The maximum sensing distance with a standard object for a sensor when the worst case conditions for supply voltage and ambient temperature are present 
A)  A value used to change sensor parameters when the detected object is not a standard object. 
B)  The maximum rate that a standard object can cause the output to change states. 
C)  The maximum sensing distance with a standard object for a sensor when the worst case conditions for supply voltage and ambient temperature are present C

Question 2

Low frequency operation is the most reliable for a triac.

Accepted Answer

A) True 
 B)False  True

Question 3

Match the device with its function.
-SCR

Accepted Answer

A)  Breakover thyristor 
B)  Reverse blocking thyristor 
C)  Bidirectional thyristo 
A)  Breakover thyristor 
B)  Reverse blocking thyristor 
C)  Bidirectional thyristo B

Question 4

‪  
-The thryistor that does not have two anodes is the________.

Accepted Answer

A)  silicon controlled switch 
B)  silicon bilateral switch 
C)  diac 
D)  triac 
E)  none of the above 
A)  silicon controlled switch 
B)  silicon bilateral switch 
C)  diac 
D)  triac 
E)  none of the above

Question 5

The valley point on the characteristic curve of the UJT is where the ___________.

Accepted Answer

A)  internal resistance of B1 increases 
B)  internal resistance of B2 decreases 
C)  internal resistance of B2 increases 
D)  internal resistance of B1 decreases 
A)  internal resistance of B1 increases 
B)  internal resistance of B2 decreases 
C)  internal resistance of B2 increases 
D)  internal resistance of B1 decreases

Question 6

Match the statement that describes a sensor type with the name of the sensor mode .
-Sensor has filters in front of transmitter and receiver to change transmitted and received light wave alignment.

Accepted Answer

A)  Polarized retroreflective sensor type 
B)  Retroreflective photoelectric sensor type 
C)  Through-beam photoelectric sensor type 
D)  Diffuse photoelectric sensor type 
A)  Polarized retroreflective sensor type 
B)  Retroreflective photoelectric sensor type 
C)  Through-beam photoelectric sensor type 
D)  Diffuse photoelectric sensor type

Question 7

Inductive type sensors use an electromagnetic field to sense the presence of a part.

Accepted Answer

A) True 
 B)False

Question 8

Thyristor(s) with an anode gate is (are)

Accepted Answer

A)  SCR. 
B)  Triac. 
C)  PUT. 
D)  Diac. 
E)  A and B 
A)  SCR. 
B)  Triac. 
C)  PUT. 
D)  Diac. 
E)  A and B

Question 9

Match the proximity sensor parameter name with the correct parameter definition.
-Differential Distance

Accepted Answer

A)  The difference between the resetting distance and the sensing distance and is the system hysteresis. 
B)  A thin square metal plate which is used as the standard to measure proximity sensor parameters. 
C)  The point where the sensor changes from o n to off as the standard object is withdrawn from the sensor. 
D)  The distance from the sensor reference plane to the point where the standard object causes the sensor output to change from off to on. 
E)  A line perpendicular to the sensor face and in the center of the sensor surface extending directly away from the sensor 
A)  The difference between the resetting distance and the sensing distance and is the system hysteresis. 
B)  A thin square metal plate which is used as the standard to measure proximity sensor parameters. 
C)  The point where the sensor changes from o n to off as the standard object is withdrawn from the sensor. 
D)  The distance from the sensor reference plane to the point where the standard object causes the sensor output to change from off to on. 
E)  A line perpendicular to the sensor face and in the center of the sensor surface extending directly away from the sensor

Question 10

The two major components present in all photoelectric sensors are a source of light and a receiver to detect the light.

Accepted Answer

A) True 
 B)False

Question 11

Match the proximity sensor parameter name with the correct parameter definition.
-Standard Object

Accepted Answer

A)  The difference between the resetting distance and the sensing distance and is the system hysteresis. 
B)  A thin square metal plate which is used as the standard to measure proximity sensor parameters. 
C)  The point where the sensor changes from o n to off as the standard object is withdrawn from the sensor. 
D)  The distance from the sensor reference plane to the point where the standard object causes the sensor output to change from off to on. 
E)  A line perpendicular to the sensor face and in the center of the sensor surface extending directly away from the sensor 
A)  The difference between the resetting distance and the sensing distance and is the system hysteresis. 
B)  A thin square metal plate which is used as the standard to measure proximity sensor parameters. 
C)  The point where the sensor changes from o n to off as the standard object is withdrawn from the sensor. 
D)  The distance from the sensor reference plane to the point where the standard object causes the sensor output to change from off to on. 
E)  A line perpendicular to the sensor face and in the center of the sensor surface extending directly away from the sensor

Question 12

Match the the correct lighting configuration with lighting application.
-Diffuse front lighting

Accepted Answer

A)  Applications where shadow elimination is critical 
B)  Useful for showing surface texture or edge details o n objects 
C)  Extracts greater information for the flat surfaces of objects 
D)  Useful for emphasizing object edges for dimensional checks 
A)  Applications where shadow elimination is critical 
B)  Useful for showing surface texture or edge details o n objects 
C)  Extracts greater information for the flat surfaces of objects 
D)  Useful for emphasizing object edges for dimensional checks

Question 13

Match the statement that describes a sensor type with the name of the sensor mode .
-Mounting of the sensor is restricted to only one side of the object so the sensor used must be

Accepted Answer

A)  Polarized retroreflective sensor type 
B)  Retroreflective photoelectric sensor type 
C)  Through-beam photoelectric sensor type 
D)  Diffuse photoelectric sensor type 
A)  Polarized retroreflective sensor type 
B)  Retroreflective photoelectric sensor type 
C)  Through-beam photoelectric sensor type 
D)  Diffuse photoelectric sensor type

Question 14

The PUT gate reference is device dependent, not circuit dependent.

Accepted Answer

A) True 
 B)False

Question 15

Match the device with its function.
-Unijunction transistor

Accepted Answer

A)  Breakover thyristor 
B)  Reverse blocking thyristor 
C)  Bidirectional thyristo 
A)  Breakover thyristor 
B)  Reverse blocking thyristor 
C)  Bidirectional thyristo

Question 16

Match the device t o the schematic symbol.
-PUT

Accepted Answer

A)    
B)  ?   
A)    
B)  ?

Question 17

Match the the correct lighting configuration with lighting application.
-Direct front lighting

Accepted Answer

A)  Applications where shadow elimination is critical 
B)  Useful for showing surface texture or edge details o n objects 
C)  Extracts greater information for the flat surfaces of objects 
D)  Useful for emphasizing object edges for dimensional checks 
A)  Applications where shadow elimination is critical 
B)  Useful for showing surface texture or edge details o n objects 
C)  Extracts greater information for the flat surfaces of objects 
D)  Useful for emphasizing object edges for dimensional checks

Question 18

The SCS switches on with positive pulse on cathode gate or a negative pulse on the anode gate.

Accepted Answer

A) True 
 B)False

Question 19

The PUT is a four -layer device similar to the SCR.

Accepted Answer

A) True 
 B)False

Question 20

A part entering the electric field of a capacitive proximity sensor causes the sensor output to change.

Accepted Answer

A) True 
 B)False

Match the proximity sensor parameter name with the correct parameter definition. -Setting Distance

Low frequency operation is the most reliable for a triac.

Match the device with its function. -SCR

‪ -The thryistor that does not have two anodes is the________.

The valley point on the characteristic curve of the UJT is where the ___________.

Match the statement that describes a sensor type with the name of the sensor mode . -Sensor has filters in front of transmitter and receiver to change transmitted and received light wave alignment.

Inductive type sensors use an electromagnetic field to sense the presence of a part.

Thyristor(s) with an anode gate is (are)

Match the proximity sensor parameter name with the correct parameter definition. -Differential Distance

The two major components present in all photoelectric sensors are a source of light and a receiver to detect the light.

Match the proximity sensor parameter name with the correct parameter definition. -Standard Object

Match the the correct lighting configuration with lighting application. -Diffuse front lighting

Match the statement that describes a sensor type with the name of the sensor mode . -Mounting of the sensor is restricted to only one side of the object so the sensor used must be

The PUT gate reference is device dependent, not circuit dependent.

Match the device with its function. -Unijunction transistor

Match the device t o the schematic symbol. -PUT

Match the the correct lighting configuration with lighting application. -Direct front lighting

The SCS switches on with positive pulse on cathode gate or a negative pulse on the anode gate.

The PUT is a four -layer device similar to the SCR.

A part entering the electric field of a capacitive proximity sensor causes the sensor output to change.

Introduction to Industrial Control Systems, Discrete Control Input and Output Devices

Solidstate Devices in Industrial Applications, Operational Amplifiers and Linear ICS

Analog Processes Control Devices, Sensors and Safety

DC Motors, Control Circuits, AC Motors and Variable Speed Drives

Special Purpose Motor, Control Devices and Programmable Logic Controllers

Embedded Microcontrollers, Open and Closed Loop Process Control

Industrial Robots, Automation Systems and Data Communication Between Intelligent Machines

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Exam 3: SCRS, Triacs, Other Thryristors, Discrete Automation Sensors and Devices

Match the proximity sensor parameter name with the correct parameter definition. -Setting Distance

Low frequency operation is the most reliable for a triac.

Match the device with its function. -SCR

‪ -The thryistor that does not have two anodes is the________.

The valley point on the characteristic curve of the UJT is where the ___________.

Match the statement that describes a sensor type with the name of the sensor mode . -Sensor has filters in front of transmitter and receiver to change transmitted and received light wave alignment.

Inductive type sensors use an electromagnetic field to sense the presence of a part.

Thyristor(s) with an anode gate is (are)

Match the proximity sensor parameter name with the correct parameter definition. -Differential Distance

The two major components present in all photoelectric sensors are a source of light and a receiver to detect the light.

Match the proximity sensor parameter name with the correct parameter definition. -Standard Object

Match the the correct lighting configuration with lighting application. -Diffuse front lighting

Match the statement that describes a sensor type with the name of the sensor mode . -Mounting of the sensor is restricted to only one side of the object so the sensor used must be

The PUT gate reference is device dependent, not circuit dependent.

Match the device with its function. -Unijunction transistor

Match the device t o the schematic symbol. -PUT

Match the the correct lighting configuration with lighting application. -Direct front lighting

The SCS switches on with positive pulse on cathode gate or a negative pulse on the anode gate.

The PUT is a four -layer device similar to the SCR.

A part entering the electric field of a capacitive proximity sensor causes the sensor output to change.

Introduction to Industrial Control Systems, Discrete Control Input and Output Devices

Solidstate Devices in Industrial Applications, Operational Amplifiers and Linear ICS

Analog Processes Control Devices, Sensors and Safety

DC Motors, Control Circuits, AC Motors and Variable Speed Drives

Special Purpose Motor, Control Devices and Programmable Logic Controllers

Embedded Microcontrollers, Open and Closed Loop Process Control

Industrial Robots, Automation Systems and Data Communication Between Intelligent Machines

Filters