This quiz assesses knowledge critical for safe and efficient operation of instruments in water treatment plants, as outlined in Volume 2, Chapter 19. It covers safety protocols, instrument reading, and typical injuries, ensuring readiness for practical challenges in water treatment facilities.
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To learn the value of controllers
To observe changes and downstream processes
To prepare operator training programs
To take over control of a critical system when necessary in an emergency
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Flow losses and totalized volumes
Flow of electricity and total energy consumed
Flow velocity and total velocity
Rate of flow and total flow
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By careful operation and regular maintenance of the instruments components
By continually calibrating the measurement system
By frequent training of operators responsible for the system
Buy regular inspection of the measuring system
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Functioning only when the probe sees liquid
Need to replace the probes daily for accurate measurements
The accumulation of scum or kicking(Such as grease) on the surface of the rods
The application of a small voltage by the systems power supply
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False
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Calibrating and operating atmospheric pressure devices
Performing all tasks conducted within the confined space
Specifying the control procedures and protective actions necessary to ensure a safe working environment
Working within the space until the job is complete
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Instruments standardization and preventative maintenance measures
Repair and replace defective instruments
Specifying spare plans for new instrumentation systems
Right computer programs for instrumentation controls
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Bearing wear and gear train friction
Older water is more dilute
Short-circuiting between meter and recorder
Water quality constituents are better blended with the water
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An abbreviated calibration where only one standard is measured
That portion of instruments completed range within which the instrument is acceptable accuracy
The complete test of an instrument by measuring several(secondary) standards and it’s
The term to describe how well it Device tracks a series of standards through its effective range
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Cumulating
Metering
Totalizing
Volumemetracating
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The physical or chemical quantity that is measured or controlled in A wastewater treatment process
How closely and instrument measures the true or actual value of a process variable
How closely the device confirm reproduce or given reading (or measurement) time after time
The smallest change in a process variable able to produce an appropriate response from instrument
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The physical or chemical quantity that is measured or controlled in A wastewater treatment process
How closely and instrument measures the true or actual value of a process variable
How closely the device confirm reproduce or given reading (or measurement) time after time
The smallest change in a process variable able to produce an appropriate response from instrument
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Wear some pressure sensors fitted with surgery over range protection(Snubbers)
To limit the effect pressure spikes or water hammer have on the instrument
To protect the pipe from bursting under excessive pressures
The record instantaneous peak pressure and alert the need to inspect for leaks
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Continuous level sensing
Fix elevation
Option 3 Slight motion
Water pressure
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A suction valve is open
A tank is empty
Cavitation starts
The peak power rates increase
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Flow
Level
Number of discharges
Pressure
Weather
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antifreeze
Diesel
Gasoline
Moisture
Oil
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Acute illness
Death
Death
Disease
Injury
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Bearing where and geartrain friction
Malfunctioning receiver
Malfunctioning receiver
Partially full pipeline
Wrong gears installed
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Bellows
Bourden tube
Diaphragm
Gauge
Hands
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Carbon dioxide
Chlorine
Gasoline vapor
Hydrogen sulfide
Methane
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Where a mechanical system is impractical
With chemically active liquids
With liquids with foam on the surface
Within pressurized thanks
Within sealed thanks
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dissolved oxygen
electrical power supply
flow
level
pressure
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Direct hydrostatic pressure
Electrical probe
Floats
Pneumatic bubblers
Ultrasonic or sonar devices
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Chemical feeders
Computers
Electrical motors
Turbidity meters
Turbidity meters
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