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Top 100+ Building Automation Interview Questions And Answers - May 27, 2020

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Top 100+ Building Automation Interview Questions And Answers

Question 1. Who Is Schneider Electric?

Answer :

As a worldwide professional in power control with operations in greater than a hundred countries, Schneider Electric offers integrated answers throughout multiple market segments, consisting of management positions in energy and infrastructure, industrial procedures, building automation, and information centers/networks, in addition to a vast presence in residential packages. Schneider Electric has a division devoted to serving the healthcare marketplace.

Question 2. What Is A Building Automation System?

Answer :

A BAS is a network of small, devoted microcomputers designed to govern diverse components of a building, including lights, heating, air conditioning, elevators, blinds, boilers, chillers, fans, and other components of the constructing infrastructure. A scalable and bendy constructing automation system is the muse of any power conservation software for a building.

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Question three. How Can A Building Automation System Help Me?

Answer :

A properly designed system successfully reduces energy consumption 12 months after 12 months. When a building automation gadget is installed in a constructing or office park, it is programmed by using Schneider Electric to very tightly control each issue of the building that consumes strength. These packages optimize the building to maximize the comfort of occupants at the same time as reducing strength expenses (electric powered and fossil gas). Ongoing modifications and modifications to the gadget usually refine electricity conservation measures and document on any areas in which energy use may be excessive.

Question four. How Do I Know Whether My Building Is Good Or Bad Regarding Energy Efficiency?

Answer :

Schneider Electric offers electricity offerings that could profile the electricity use at any building or set of buildings. These offerings consist of metering, auditing, far flung tracking, and methodical size of the entire constructing envelope and related structures. The outcomes of this kind of provider are an electricity efficiency file, probable areas of development, and the payback that may be expected.

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Question five. What Are The Largest Consumers Of Energy In Most Buildings, And How Can I Reduce This Demand?

Answer :

Energy call for in buildings depends largely at the climate in which it is positioned. Lighting normally consumes 30-50 percent of electric demand. Heating and air con varies by way of location, however can devour 20-forty percent of energy (gas, electric, and oil). Office equipment normally consumes 25 percentage of the electric bill. Demand may be reduced with the aid of scheduled off or setback intervals, top demand monitoring and cargo dropping, using drives and via making use of hundreds of control techniques which are specific to the equipment being managed.

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Question 6. How Do I Know That The Building Automation System Is Actually Reducing My Energy Demand?

Answer :

Measurement is a key aspect of any electricity software in verifying that energy conservation measures are turning inside the effects that had been expected. The mixture of metering and building automation device records logging takes measurements as often as necessary thru the system network to produce energy use reviews. These reports then permit earlier than/after contrast of electricity call for. By aligning this data with the time strength conservation measures that have been put in vicinity, the device verifies whether electricity discount surely happened and why.

Question 7. What Products Or Programs Does Schneider Electric Offer To Help Me With Energy Efficiency?

Answer :

Schneider Electric gives numerous manage product households and plenty of sorts of controllers for really any building manage need. The nearby Schneider Electric workplace or companion assesses the building’s electricity profile, finances, and requirements to determine the exceptional products or services required to fulfill the customer’s needs. Energy provider packages inclusive of Schneider Electric’s EnergyStep can help customers determine what sort of electricity conservation measures are important for each instantaneous and sustained savings.

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Question eight. How Can I Contact Schneider Electric To Learn More About Saving Energy In Hospital Facilities?

Answer :

Schneider Electric has greater than one hundred places of work and companions at some stage in the U.S. To service any region of the u . S ..

Question 9. What Is Building Automation?

Answer :

Building automation most widely refers to developing centralized, networked structures of hardware and software program monitors and controls a constructing’s facility systems (power, lighting, plumbing, HVAC, water supply, etc.)

When facilities are monitored and controlled in a seamless style, this creates a miles greater dependable running environment for the constructing’s tenants. Furthermore, the efficiency added thru automation lets in the constructing’s facility management team to adopt greater sustainable practices and reduce electricity expenses.

These are the four center features of a building automation device:

To control the building environment
To perform systems in line with occupancy and energy demand
To monitor and accurate device overall performance
To alert or sound alarms when needed
At optimal overall performance ranges, an automatic constructing is greener and greater user-friendly than a non-managed building.

Question 10. What Is Meant By ‘managed?

Answer :

A key thing in a constructing automation machine is known as a controller, that is a small, specialised pc. We will discover exactly how these paintings in a later section. For now, it’s critical to understand the programs of those controllers.

Controllers regulate the overall performance of various facilities inside the building. Traditionally, this includes the subsequent:

Mechanical structures
Electrical structures
Plumbing structures
Heating, ventilation and air-conditioning systems
Lighting systems
Security Systems
Surveillance Systems
A more robust building automation machine can even control safety systems, the hearth alarm machine and the building’s elevators.

To recognize the significance of manage, it allows to imagine a miles older device, consisting of an old heating system. Take wood-burning stoves, for example. Anyone heating their buildings through natural woodfire had no way to exactly regulate the temperature, or even the smoke output. Furthermore, fueling that fire was a manual attempt.

Fast-ahead one hundred fifty years: Heating structures may be regulated with sensible controllers that can set the temperature of a selected room to a particular diploma. And it may be set to routinely quiet down overnight, while no person is inside the constructing.

The technology that exists today permits homes to basically research from itself. A modern constructing automation system will reveal the numerous facilities it controls to understand a way to optimize for optimum performance. It’s no longer a matter of heating a room to a particular temperature; structures nowadays can examine who enters what rooms at what instances so that homes can modify to the needs of the tenants, after which conserve strength when none is wanted.

There is a growing overlap between the idea of controlling a building and getting to know from all of the facts the machine collects. That’s why automated homes are called “clever homes” or “sensible homes.”

And they’re getting smarter all of the time.

Question 11. The Evolution Of Smart Buildings?

Answer :

Kevin Callahan, writing for Automation.Com, factors to the introduction of the incubator thermostat — to maintain fowl eggs heat and allow them to hatch — because the foundation of smart homes.

Like most technologies, constructing automation has superior simply within our lifetimes at a charge that would have baffled facility managers and engineers in, say, the 1950s. Back then, automated buildings depended on pneumatic controls wherein compressed air turned into the medium of change for the video display units and controllers within the device.

By the Nineteen Eighties, microprocessors had become small sufficient and sufficiently cheaper that they might be carried out in constructing automation systems. Moving from compressed air to analog controls to virtual controls was nothing short of a revolution. A decade later, open protocols had been introduced that allowed the controlled centers to simply communicate with each other. By the turn of the millennium, wi-fi generation allowed components to communicate with out cable attachments.

Terms to Understand

At first, the terms building automation experts use appear to be a big game of alphabet soup. There are acronyms everywhere. And as Lynxspring’s VP of Marketing, Marc Petock, talked about on LinkedIn, some human beings treat lots of those terms as interchangeable. Let’s make clear this trouble now:

Building Management System (BMS) and Building Control System (BCS) — These are more preferred terms for systems that manipulate a building’s facilities, even though they are no longer necessarily automation structures.

Building Automation System (BAS) — A BAS is a subset of the control and manage systems above and can be part of the larger BMS or BCS. That said, constructing control and constructing automation have so very well overlapped in current years that it’s comprehensible people could use those terms interchangeably.

Energy Management System (EMS) and Energy Management Control System (EMCS) — These are systems that in particular address electricity intake, metering, and many others. There is enough overlap between what a BAS does and what an EMS does that we can keep in mind those synonymous.

Direct Digital Control (DDC) — This is the innovation that become delivered approximately with the aid of small, lower priced microprocessors in the ‘80s. DDC is the technique via which the additives of a virtual system speak.

Application Programming Interface (API) — This is a time period not unusual in computer programing. It describes the code that defines how two or more portions of software talk with one another.

What makes the terminology specially complex is that the generation evolves so fast that it’s hard to know at what factor a new term wishes to be implemented. Then, you furthermore may have professionals in one of a kind international locations the usage of special terms however nevertheless having to communicate with one another. Just be prepared for the terminology to be in a kingdom of flux.

Question 12. How Do Building Automation Systems Work?

Answer :

Basic BAS have five critical components:

Sensors — Devices that measure values inclusive of CO2 output, temperature, humidity, sunlight hours or even room occupancy.
Controllers — These are the brains of the systems. Controllers take statistics from the creditors and decide how the device will reply.
Output gadgets — These carry out the instructions from the controller. Example devices are relays and actuators.
Communications protocols — Think of those because the language spoken the various components of the BAS. A popular example of a communications protocol is BACnet.
Dashboard or user interface — These are the monitors or interfaces human beings use to have interaction with the BAS. The dashboard is wherein building statistics are suggested.
Most of the activity inside a BAS takes area out of sight from a building’s occupants. The creditors are discreet, and the controllers and output devices are hidden from view, just as wiring and plumbing are.

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Question 13. Why Are Building Automation Systems Useful?

Answer :

The blessings of building automation are manifold, however the actual motives facility managers adopt constructing automation structures wreck down into 3 broad categories:

They keep building proprietors money
They allow building occupants to sense more at ease and be greater efficient
They reduce a constructing’s environmental impact
Saving Money

The location where a BAS can keep a constructing proprietor a big amount of cash is in application payments. A more electricity-green constructing definitely charges much less to run.

An computerized constructing can, for instance, learn and begin to predict constructing and room occupancy, as verified in advance with the heated board room example. If a constructing can understand while the call for for lighting fixtures or HVAC centers will wax and wane, then it can dial returned output whilst call for is decrease. Estimated strength savings from simply monitoring occupancy variety from 10-30%, that can add up to thousands of greenbacks saved on utilities every month.

Furthermore, a building can also sync up with the out of doors surroundings for optimum performance. This is most beneficial throughout the spring and summer season, when there may be more daylight hours (and as a consequence much less call for for interior lighting) and when it is hotter outside, permitting the building to leverage natural air move for comfort.

Data collection and reporting additionally makes facility management greater value efficient. In the event of a failure someplace in the gadget, this will get said proper at the BAS dashboard, which means a facility expert doesn’t ought to spend time looking for and looking to diagnose the trouble.

Finally, optimizing the operations of different constructing centers extends the lives of the real equipment, which means decreased alternative and renovation costs.

Typically, facility managers find that the cash a BAS saves them will over time offset the set up and implementation of the machine itself.

Comfort and Productivity

Smarter manage over the building’s inner environment will hold occupants happier, thereby reducing complaints and time spent resolving those lawsuits. Furthermore, studies have shown that stepped forward air flow and air quality have a direct effect on a commercial enterprise’s backside line: Employees take fewer sick days, and greater comfort lets in employees to recognition on their paintings, letting them growth their man or woman productiveness.

“The fee benefits average $25.00/ square foot,” writes Minnesota’s Metropolitan Energy Policy Coalition. “With reduced ill days translated into a net effect of approximately $five.00/square foot and improved in productivity translated right into a internet effect of approximately $20.00/square foot.”

Environmentally Friendly

The key to an automatic building’s decreased environmental impact is its strength efficiency. By decreasing strength intake, a BAS can lessen the output of greenhouse gases and improve the constructing’s indoor air excellent, the latter of which ties again into backside-line worries about occupant productiveness.

Question 14. Who Benefits From Building Automation?

Answer :

Building automation is useful to each building proprietors and occupants. For constructing owners, automation helps to reduce the cost of gadget protection in addition to lessen power fees. For occupants, building automation facilitates to make the constructing extra at ease. Through controlled HVAC, air flow, and extra a at ease environment is routinely created.

Question 15. Who Installs Building Automation?

Answer :

In the house and in smaller programs, building automation may be installed with the aid of the stop customer. However, this isn’t the maximum common manner it’s accomplished. Instead, constructing owners commonly paintings with a contractor for the installation of constructing automation systems.

Question sixteen. How Much Money Does Building Automation Cost?

Answer :

As with just about every other product, the value of building automation can range wildly. The fact is that the cost all boils right down to the form of system you pick out and the capabilities you want the gadget to be capable of carrying out. With that said, in new production, constructing automation generally works out to be between 1% and a couple of% of the overall cost of the challenge.

Question 17. What Is The Return On Investment Involved In Building Automation?

Answer :

Ultimately, the go back on investment you’ll comprehend is at once correlated to the power and protection costs of the systems your constructing automation is designed to control.

Question 18. What Level Of Security Is Built Into The Products That Are Approved For This Project?

Answer :

Security is top of my thoughts currently, a lot of our BAS structures are sitting on a proverbial powder keg in Death Valley surrounded by chain smokers for the duration of the middle of summer season. Ok, I may have a bit of a flair for the dramatic but after I can spend 3 minutes and find an Airport with its BAS exposed to the net and the default login/password nevertheless in the device that might be some thing a stop-consumer have to be concerned approximately.

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Question 19. Does Octant Innovations Provide Maintenance Services For Building Automation?

Answer :

Building automation structures commonly keep themselves; therefore, everyday maintenance isn’t required. However, Octant innovations does provide updates in addition to system improvements to their clients.

Question 20. What Makes Octant Innovations Unique?

Answer :

Unlike our competition, Octant Innovations’ building automation structures are factory engineered. This means that by the point your constructing automation gadget reaches you, you could rest assured that it has been control configured and tested in our manufacturing facility to make certain ease of use and device efficiency. Also, we've ensured that our services and products are priced competitively, without reducing the best of product or exceptional of provider our clients get hold of.




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