Deck 14: Math Functions

Question 1

The math function cannot be used with timer and/or counter values.

Answer 1

False

Question 2

With the ____________________ instruction, a formula or expression is written that will solve the problem and the solution is then displayed in the destination word.

Answer 2

CPT

Question 3

Based on the accompanying figure, the output O:010/01 will be true until Source B equals or is ____________________ than Source A.

Answer 3

greater

Question 4

The ____________________ status bit will be set when a math operation results in a value less than zero.

Question 5

Explain the computation shown in the accompanying figure.

Question 6

Explain what occurs in the accompanying figure.

Question 7

The ____________________ status bit will be set if a carry occurs when a math operation completes.

Question 8

The only way to learn how to apply the arithmetic functions on a given PLC is to read the manufacturer's literature and work with that PLC.

Question 9

The ____________________ status bit will be set if the result of a math operation will not fit in the destination.

Question 10

What are the four basic math, or arithmetic, functions?

Question 11

Explain the computation occurring in the accompanying figure.

Question 12

Explain which functions you would need to combine to find the length of a missing side of a triangle using the Pythagorean Theorem.

Question 13

The four basic math functions can be used with constant values or values stored in a storage register, holding register, input/output registers, or any other accessible word.

Question 14

When the Compute (CPT) instruction first appears on the screen during programming, the source must be specified first.

Question 15

The only difference between the basic math instructions for the Logix5000 controllers and prior controllers is that the Logix5000 controllers use tag based addressing.