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Flashcards in Final Exam Study Guide Deck (25):
1

In a non energized relay coil there is a path thru________

the NC contacts

2

A switch pole is the_________

internal conductor

3

What file contains the main program

Program file 2

4

In a TON timer when ACC and PRE what is the status of the EN and DN bits

EN-ture
DN-flase

5

Why would we put a one shot devise in a ladder logic

They are used with counter reset instruction when the counter must start a new count before the reset input contacts return to their normal state

6

In a up counter when is the OV bit high

When the counter increments above the maximum positive value.

7

What is the SUS instruction used for

used to trap and identify specific conditions during system troubleshooting and program debugging

8

What is the hysteresis range for a ladder

19-26; 26 turns on 19 turns off

9

Networking standard that takes advantage of commercial off the shelf hardware

Ethernet I/P

10

How do you name a subroutine in an SLC500

JSR, SBR, RET

11

Should a jump instruction be programmed into a MCR zone?

NO?

12

Jump instruction must have the same ________ number to be used on different rung

reference

13

_______________made has the memory address of the data supplied in the instruction

Direct addressing

14

Indirect addressing mode is identified how

[ ]

15

Indexed addressing mode is identified how

# and the logical address referred to as the base addresss

16

___________can be used to determine if two bits are the dame in different words of data

AND logic

17

How does an FLL instruction transfer data

copies the contents of one register location to a specified number of other register loctioans

18

What is the starting address for SQO and SQC instructions

N7

19

Analog modules

Voltage and current sensing Inputs
Temperature Sensors etc.

20

Ladder logic is based on traditional

relay ladder logic

21

What is the structured text language

BASIC, C, or PACAL

22

What is sequential function chart

GRAFCET this is a graphical language used most often for sequential control problems.
SFC is often used for the basic sequential program flow

23

Function block diagrams inputs are the______ and outputs are on the _________

Left
Right

24

A for-do loop

allows you to efficiently write a loop that needs to execute a specific number of times.

25

in proportional control how are error and proportional gain related

The control effort is proportional to the error in a proportional control system, and that's what makes it a proportional control system. If it doesn't have that property, it isn't a proportional control systems.