io 10

Question 1

partially opening or closing

Answer 1

throttling valve

Question 2

actuated by separate electrical circuit

Answer 2

relay

Question 3

resistance temperature detector

Answer 3

RTD

Question 4

one lumen per square foot

Answer 4

foot candle

Question 5

current state based on control setting

Answer 5

open loop

Question 6

difference between output control and set point

Answer 6

offset

Question 7

speed at which air moves

Answer 7

air velocity

Question 8

passive infrared sensor

Answer 8

PIR

Question 9

Human machine interface

Answer 9

HMI

Question 10

One lumen per square meter

Answer 10

Lux

Question 11

change in aspect of system based on sensor information

Answer 11

controller

Question 12

light emitting diode

Answer 12

LED

Question 13

Air handling unit

Answer 13

AHU

Question 14

Current state is based on feed back

Answer 14

closed loop

Question 15

variable air volume

Answer 15

VAV

Question 16

quality of light on surface area

Answer 16

illuminance

Question 17

controls from one main control panel

Answer 17

centralized lighting control

Question 18

on or off signal

Answer 18

digital (discrete)

Question 19

desired value to be maintained

Answer 19

set point

Question 20

heating ventilation and air conditioning

Answer 20

HVAC

Question 21

Voice data video system

Answer 21

VDV

Question 22

high intensity discharge lighting

Answer 22

HID

Question 23

causes mechanical motion

Answer 23

actuator

Question 24

measure the moisture in the air

Answer 24

hydrometer

Question 25

range between 2 set points with no action

Answer 25

deadband

Question 26

intensity of light radiating from a source

Answer 26

lumen

Question 27

Air changes per hour

Answer 27

ACH

Question 28

transmits an information signal

Answer 28

sensor

Question 29

max power everytime unit is running

Answer 29

constant volume

Question 30

variable frequency drive

Answer 30

VFD

Question 31

rules and procedures for exchange of information

Answer 31

protocol

Question 32

continuous signal

Answer 32

analog

Question 33

switched between two power sources

Answer 33

transfer switch

Question 34

which of the following is not a convenience function of an automation function

Answer 34

fire alarm

Question 35

what type of control system uses only one controller to run all system logic

Answer 35

ddc control

Question 36

secondary power is most commonly generated from

Answer 36

diesel generator

Question 37

commonly caused transient voltage

Answer 37

contact balance

Question 38

what type of lighting control system uses microprocessor based sensors and controls rather than microprocessor based control panel

Answer 38

Distributed lighting control

Question 39

which of the following is not a component typically associated with a forced air handling unit?

Answer 39

Heat exchanger

Question 40

which of the following conditions aids in keeping contagions from entering an isolation room

Answer 40

positive relative pressure

Question 41

heating and cooling function of a HVAC system rely on basic principals of

Answer 41

thermal dynamics and heat transfer

Question 42

list the items in which will often dictate automation priorities within a building

Answer 42

location occupant density equipment and products special onset process

Question 43

name the two main functions of control devices in electrical systems

Answer 43

1 - monitoring and maintaining a reliable quality power supply 2 - switching on and off electrical loads

Question 44

list 3 primary temperature sensing elements which output an electrical signal

Answer 44

RTD Thermal couples Thermistors

Question 45

name the five types of air air handling units manage

Answer 45

``` supply return exhaust mixed outside ```

Question 46

what are the five requirements for comfort

Answer 46

``` temperature humidity filtration circulation ventilation ```

Question 47

what are the 3 primary methods to improve indoor air quiality

Answer 47

ventilation filtration source control

Question 48

name the two main parts of an air conditioner

Answer 48

evaporator | condenser

Question 49

in a supply air control application there are 3 conditions which will require shut down of the supply air fan

Answer 49

low temperature limit closed isolation damper shut down command from fire system