Worksheetsinstallation of instruments-unit1
Total questions: 28
Worksheet time: 44mins
Functional scheme is…
It is the main technical document defining the functional and block structure of individual nodes of automatic control, monitoring and regulation of the technological process and equipping the control object with devices and automation tools
It is the main technical document that contains the necessary and sufficient requirements for the manufacture or use of the product, usually contains the main and auxiliary dimensions necessary for the manufacture or installation
This is a technical document that describes the materials necessary for installation (cables, pipes, wires, etc.)
It is the main technical document defining the basic structure of individual nodes of automatic control, control and regulation of the technological process and equipping the control object with the necessary documents and records
The most important thing when performing any installation is…
Safety Precautions
full documentation
Get the maximum profit
Maintain the serviceability of expensive equipment
An engineering structure that is designed to transport gaseous and liquid substances?
Pipeline
Pumps
Engines
Pneumatic actuators
The first letter in the graphical symbol of the device shows
the measured value
type of alarm
functional features of the device
type of automatic regulation
characteristics of the device operation
A device with the letter designation PT
pressure measuring device with remote signal transmission
humidity measuring device
pressure and temperature measuring device
a device that measures power remotely
Device with the letter designation TC
speed relay
flow sensor
temperature controller
pressure sensor
On automation schemes F,M,L,E
speed, humidity, time, density
pressure, viscosity, composition, concentration
flow rate, mass, density, electrical quantity
flow rate, humidity, level, electrical value
The device showing and registering viscosity, in the functional scheme-
WIR
VSR
VIR
DIR
A device for closing and opening an electrical circuit?
sensor
converter
relay
interrupter
What kind of energy is considered fireproof?
energy of nuclear elements
liquid energy
compressed air energy
current energy
The mechanisms that work with some kind of liquid are called?
electric
hydraulic
pneumatic
electrohydraulic
The parameters of the technological process are called
values showing the deviation of the technological process from the set value
physical values characterizing the technological process
devices that regulate the technological process
process automation scheme
In the schematic diagram of "Engines" what letter is designated?
O
M
E
R
The assembly and setup of machines, structures of their parts, the selection and connection of various parts of something into one whole is___________
Electric
Pre-installation
Installation
Mechanical Engineering
This regulating device is used to regulate the flow of liquid
shieber
valve
dispenser
reducer
The voltage is considered dangerous when the value
more than 10 V
more than 24 V
more than 36 V
more than 220 V
more than 110V
Executive mechanisms are divided into …
motors and hydraulic
pneumatic and couplings
electrical and mechanical
pneumatic and hydraulic
A mechanism that uses compressed air.
engines
pneumatic
hydraulic
electric
How is the signal called continuous in time?
analog and discrete
digital
analog
discrete
….- these are devices designed to control the physical processes of the system according to a pre-prescribed algorithm, the content of which depends on the information received by the sensors.
sensor
generator
controller
transformer
motor
…- a device in which non-electrical types of energy (mechanical, chemical, thermal) are converted into electrical energy.
transformer
generator
sensor
motor
controller
… - a heat exchanger in which the condensation process is carried out, the process of phase transition of a coolant from a vaporous state to a liquid state due to heat removal by a cooler coolant.
motor
condenser
transformer
controller
….. - an association of photovoltaic converters— semiconductor devices that directly convert solar energy into direct electric current.
condenser
sensor
solar panel
invertor
…- is an electrical device that converts alternating current (AC), which periodically changes direction, into direct current (DC), which flows in only one direction.
controller
Rectifier
condenser
invertor
Solar panels convert solar energy to…
digital electric curren
alternating electric current
direct electric current
analog electric current
A title page with a list of drawings- belongs to which documentation group?
es documentation.
installation- technological documentation.
design- technical documentation.
estimate documentation.
Give an example of a dielectric
salt
plastic
computer
iron
what material is not a dielectric here?
glass
rubber
semiconductor
plastic
