UNIT-1_PLC ANALOG SIGNALS (B)

The number of bits used to represent the analog input defines

• Resolution
• .

What is the LSB voltage of a analog to digital converter if the full scale voltage range is 16 volt and the resolution of analog to digital converter in bits is 2?

• 4V
• .

What is the full scale voltage range of a analog to digital converter if the LSB voltage is 4 volt and the resolution of analog to digital converter in bits 3?

• 32V
• .

What is the resolution of a analog to digital converter if the full scale voltage range is 8 volt and the resolution of analog to digital converter in bits 2?

• 2V
• .

In PLC we use 16 bits to represent the digital value, which one bit is used to indicate negative or positive value?

• MSB
• .

In Siemens PLC, what is Overshoot Range?

• 22.81mA
• .

In Siemens PLC, what is Undershoot Range?

• 1.185mA
• .

What is the largest integer number that a PLC counter function can reach if it uses a 16 bit register?

• 65535
• .

In Siemens PLC, what is Overflow Range?

• 22.96 Ma
• .