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Complete PLC Solutions: Working Principle, Programming, & Software

PLC Solutions Working Principle, Programming, & Software A PLC company like us (AAXIS NANO) specializes in automation solutions using Programmable Logic Controllers (PLC full form), which are industrial digital computers designed for controlling manufacturing and electrical processes. The PLC working principle involves scanning inputs, executing control logic, and updating outputs in a continuous loop. Understanding the basic concept of PLC is essential for designing reliable, real-time systems that enhance productivity. As a critical component throughout the product life cycle—from development to optimization—PLCs enable smart, scalable, and efficient control in industries ranging from manufacturing to infrastructure. Mastery of PLC programming, integration with PLC electrical systems. What is PLC? Understanding the Full Form and Basic Concept PLC Full Form The full form of PLC is Programmable Logic Controller. It is an industrial-grade digital computer designed to control manufacturing processes, like assembly lines, robotic devices, or any activity requiring high-reliability automation and process control. What is the Basic Concept of PLC? The basic concept of PLC revolves around automation. PLCs continuously monitor inputs, make decisions based on a custom program, and trigger outputs to automate tasks. Core Elements of a PLC: Input Module: Sensors, switches, and meters send signals. CPU (Processor): Executes logic and control instructions. Memory: Stores user program and data. Output Module: Relays, motors, solenoids, alarms, etc. Power Supply: Feeds the system (24VDC or 230VAC usually). How Does a PLC Work? – PLC Working Principle Working Principle of a PLC A PLC works in a loop-based architecture: Scan Inputs: Gathers data from input devices. Execute Logic: Runs the control program (ladder logic, FBD, etc.). Update Outputs: Sends signals to actuators or machines. Repeat Continuously: This scan cycle happens rapidly (in milliseconds). PLCs offer deterministic execution—meaning they work with real-time responsiveness and accuracy, making them ideal for critical control systems. PLC Electrical Systems and Applications What is PLC Electrical? PLC electrical refers to the integration of PLCs in electrical control systems for automation. It includes: Wiring of input/output modules Control panel design Relay logic replacement Motor and drive control Where Are PLC Electrical Systems Used? Industrial automation HVAC systems Water treatment plants Smart factories (Industry 4.0) Building management systems With PLCs, manual electrical controls are replaced with intelligent digital control systems. PLC Software: Tools that Make Programming Easy Popular PLC Software The software environment allows you to program, monitor, and debug PLCs. Brand PLC Software Use Case Siemens TIA Portal Advanced automation projects Allen Bradley RSLogix 5000 Industrial systems, manufacturing Omron CX-Programmer Factory automation Schneider EcoStruxure Machine Expert Energy, motion & automation Functions of PLC Software: Write Logic Simulate Programs Monitor Real-Time Operations Upload/Download Projects Most tools support IEC 61131-3 standard languages like: Ladder Logic (LD) Function Block Diagram (FBD) Structured Text (ST) PLC Programming: From Logic to Control What is PLC Programming? PLC programming involves creating a set of instructions that tells the PLC how to behave under different conditions. PLC Programming Languages: Ladder Logic (LD): Visual and electrical circuit-like Function Block Diagram (FBD): Modular blocks Structured Text (ST): Similar to high-level languages like C PLC Siemens: Industry Standard in Automation Why Siemens PLC? PLC Siemens is a market leader for reliability and innovation. Their SIMATIC PLCs are known for: High-speed processing Scalable solutions Integrated HMI/SCADA Long life cycle and global support Popular Siemens PLC Models: S7-1200: Compact and cost-effective SIMATIC-S7-1200-CPU-1212C S7-1500: High-end performance SIMATIC-S7-1500 LOGO! 8: Smart relay for small applications LOGO! 8 Basic Module Applications: Smart factories Material handling Packaging automation Renewable energy Product Life Cycle (PLC) in Industrial Systems What is Product Life Cycle in PLC? In automation, the product life cycle (PLC) isn’t just marketing—it includes: Introduction: System design, PLC selection Growth: Process expansion, new features Maturity: Stable and optimized control Decline: Planning for upgrades PLCs play a crucial role throughout these stages, helping manufacturers adapt to changing needs and extend system longevity. We Offer Complete PLC Solutions for All Your Needs At our AAXIS NANO, we provide end-to-end solutions covering: ✔️ Consulting & System Design Tailored automation architecture based on your industry and need. ✔️ PLC Programming Services Custom logic development using Siemens, Allen Bradley, Omron, and more. ✔️ Electrical Control Panels Design and build of PLC-based panels, relay logic upgrades, and commissioning. Let’s Automate Your Success From “what is PLC and its working principle” to real-world implementations—we handle it all. Whether you’re a student, engineer, or business owner—we’ve got a PLC solution for you. 👉 Contact us today to get a free consultation.

Ultraportable gas analyzers GLA132 Series

Sensitive, precise, accurate, highly linear (wide dynamic range) and fast.

Pre-calibrated analyzer in 18.5” × 14” × 7” compact, crushproof package (16.9 kg). Operates directly on DC battery or AC power and uses low power. Gas flow response time (1/e) with standard internal vacuum pump is 8 seconds.

The ABB OA-ICOS gas analyzers build on the heritage and extensive track record of Los Gatos Research analyzers, using patented Off-Axis Integrated Cavity Output Spectroscopy (OA-ICOS) technology, the latest evolution in tunable diode laser absorption spectroscopy.

ABB’s Ultraportable gas analyzer reports measurements of various gases simultaneously in a package that is compact, crushproof and travels anywhere. Small enough to be hand-carried (even on-board aircraft) and requiring less than 66 watts, the Ultraportable offers opportunities for measurements anywhere.

As with all OA-ICOS analyzers, the Ultraportable is fast, simple to use and offers the best overall performance, which makes it ideal for field studies such as:

  • High precision soil flux measurements
  • Greenhouse gas monitoring
  • Air quality monitoring
  • Isotopic studies

SIEMENS

About SIEMENS Aaxis Nano Technologies Pvt. Ltd. is proud to partner with Siemens, a global technology powerhouse in industrial automation and digitalization, to deliver advanced solutions in PLCs, HMIs, and Drive systems across India. This collaboration combines Siemens’ world-class automation technology with Aaxis Nano’s deep expertise in system integration, offering industry-ready solutions that enhance productivity, efficiency, and operational control. Siemens’ portfolio of programmable logic controllers (PLCs), human-machine interfaces (HMIs), and variable frequency drives (VFDs) are designed to meet the evolving needs of modern industries—ensuring seamless communication, precision control, and flexible system architecture. These solutions are ideal for applications in manufacturing, process automation, material handling, energy management, and more. As an authorized partner, Aaxis Nano provides customized, end-to-end automation solutions using Siemens products—along with engineering, commissioning, and ongoing technical support for diverse sectors such as pharmaceuticals, water treatment, infrastructure, F&B, and renewable energy. Together, Aaxis Nano and Siemens are empowering industries to build smarter, more connected, and more efficient operations for a sustainable future. SIEMENS Products

HighPROTEC Line – MRU4

Outstanding solution for reliable protection

The MRU4 is a protection relay which uses the latest Dual-Core-Processor Technology to provide precise and reliable protective functions and is very easy to operate.

It is designed to protect electrical equipment from dangerous voltage fluctuations. For example protection against under voltages caused by mains short-circuits, or overvoltage’s
due to load shedding or failure of a generator voltage controller.

Its compact design makes the MRU4 ideal for installation within the LV terminal compartments of compact SF6-insulated MV systems. The protection functions of the MRU4 have been
adapted to comply with the requirements of the VDE‑AR‑N 4110: 2023-09.

Professional Line – XR1

Rotor Earth Fault Protection

Protection relay XR1 of our PROFESSIONAL LINE is used for detection of rotor earth faults in synchronous machines. The earth fault element detects high and low impedance earth faults in rotor windings and is in two stage design (for alarm and trip).

HighTECH Line – MRR1

MULTIFUNCTIONAL GENERATOR ROTOR PROTECTION RELAY

The generator rotor protection relay MRR1 com-bines rotor earth fault protection, excitation over- and undercurrent protection as well as rotating diode failure protection.

Thus providing a powerful protection regarding the rotor of synchronous generators, covering the following ANSI codes:
37 DC undercurrent relay
40 Field relay
58 Rectification failure relay
64 Ground detector relay
76 DC over current relay

The MRR1 is recommended for synchronous generators and motors above 1 MVA rating.

The rotor earth fault element detects high- and low resistance earth faults of the rotor winding. It is equipped with two stages, one for alarm, one for trip.</P.

The excitation current protection element super-vises the DC excitation current of brushless excitor machines. The protective functions are: Undercurrent, over current and ripple detection for diode failure protection.

Metrology

Metrology Home Precision Measurement for Quality, Reliability, and Performance Precision is the cornerstone of operational excellence, and at Aaxis Nano Technologies Pvt. Ltd., we deliver metrology solutions that help organizations achieve just that. Our technologies are designed to meet the growing demand for accuracy in industrial, environmental, and scientific applications—enabling organizations to maintain compliance, enhance productivity, and ensure consistency. Metrology, the science of measurement, plays a critical role across sectors such as manufacturing, energy, environmental monitoring, and research. Our offerings include advanced instruments and integrated systems that support the measurement of physical quantities like pressure, temperature, flow, level, and humidity—ensuring traceability, repeatability, and accuracy in every application. … With a strong emphasis on automation and digital integration, we provide real-time monitoring and data acquisition solutions that streamline quality control, equipment calibration, and process optimization. Our systems are engineered to perform reliably in both laboratory and field environments, and can be customized to fit the unique requirements of diverse industries. Aaxis Nano combines domain knowledge, global technology partnerships, and a commitment to excellence to deliver metrology solutions that meet international standards. Whether it’s for routine measurements or complex, high-precision tasks, we provide the tools and support needed to achieve dependable and verifiable results. Through our metrology offerings, we aim to empower organizations with the measurement confidence required to innovate, comply, and compete in today’s dynamic market landscape. Read More Download Company Profile Related Products Online Monitoring of Drinking Water Online Monitoring of Microbiological Water Quality Laboratory Instruments for Water Quality Analysis Water Monitors for Drinking Water Monitoring- ATi

Geology

Geology Home Advanced Sensing and Monitoring Solutions for Geological Applications We provide advanced monitoring solutions to support the study, exploration, and management of geological systems. Our technologies are designed to deliver reliable data for assessing subsurface conditions, understanding earth movements, and supporting sustainable development in mining, infrastructure, and environmental projects. Geological monitoring plays a vital role in evaluating ground stability, detecting seismic activity, and managing geohazards such as landslides and subsidence. Our systems enable continuous and remote observation of geological parameters, empowering engineers, geologists, and planners with the insights needed to make informed decisions and mitigate risk. … By integrating high-precision sensors, telemetry, and data management platforms, Aaxis Nano offers scalable and automated solutions tailored to a range of applications—from site investigations and construction monitoring to long-term environmental assessment. Our focus on accuracy, durability, and ease of deployment ensures that our systems perform reliably in demanding field conditions. At Aaxis Nano, we are committed to supporting safe and responsible land use by enabling access to critical subsurface data. Our expertise helps bridge the gap between geoscience and technology, fostering a deeper understanding of the earth and its dynamic processes. Through continuous innovation and collaboration with geotechnical experts, we aim to contribute to a safer, more resilient built environment. Whether it’s monitoring for early warning systems or supporting infrastructure development in complex terrains, our geological solutions are designed to deliver clarity beneath the surface. Read More Download Company Profile Related Products Online Monitoring of Drinking Water Online Monitoring of Microbiological Water Quality Laboratory Instruments for Water Quality Analysis Water Monitors for Drinking Water Monitoring- ATi

Hydrology

Hydrology Home Enabling Smarter Water Resource Management Through Real-Time Monitoring At Aaxis Nano Technologies Pvt. Ltd., we understand that effective water resource management begins with accurate and continuous monitoring. Our hydrology solutions are designed to support the collection and analysis of critical data from freshwater systems, enabling better planning, decision-making, and environmental stewardship. We offer integrated hydrological monitoring systems that measure key water parameters in real time. These systems are tailored to capture the dynamic nature of surface water bodies like rivers, lakes, and reservoirs, as well as groundwater sources. Through seamless integration of advanced sensors, telemetry, and data analytics, we help stakeholders gain actionable insights into water quality and flow conditions. … Our expertise lies in delivering robust and scalable monitoring infrastructure that operates reliably across diverse geographic and climatic conditions. Whether the goal is to support regulatory compliance, manage water distribution, or understand seasonal trends, our hydrology solutions offer the precision and dependability required for sustainable water governance. With a strong focus on innovation and reliability, Aaxis Nano continues to support the evolving needs of water resource planners, environmental consultants, and infrastructure developers. Our hydrology systems serve as a foundation for data-backed strategies that promote the long-term conservation and responsible use of water resources. Read More Download Company Profile Related Products Online Monitoring of Drinking Water Online Monitoring of Microbiological Water Quality Laboratory Instruments for Water Quality Analysis Water Monitors for Drinking Water Monitoring- ATi

SEG

About SEG Aaxis Nano Technologies Pvt. Ltd. has partnered with SEG Electronics, a global expert in electrical protection and control systems, to deliver advanced protection relay solutions across India. This collaboration unites Aaxis Nano’s system integration and industry know-how with SEG’s robust, easy-to-operate products, designed to safeguard vital infrastructure and ensure reliable energy distribution. With over 50 years of innovation, SEG Electronics offers a wide portfolio of protection relays for generators, transformers, motors, cables, and overhead lines. Their product lines—HighPROTEC, HighTECH, WI, and Professional Series—are engineered for performance, flexibility, and seamless integration into SCADA systems, even in harsh operating conditions. Aaxis Nano is proud to be SEG Electronics’ official pan-India partner, delivering custom-configured solutions and reliable support to industries such as power generation, transmission, renewable energy, utilities, and industrial automation. Aaxis Nano and SEG Electronics are committed to protecting what you value by powering smarter, safer, and more sustainable electrical systems. SEG Products

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