What is an industrial computer?
Industrial computers are designed for use in industrial environments. They can be used in a variety of industries, including manufacturing, transportation, and energy. They are typically more powerful than regular PCs and can operate in environments where most PCs would not operate.
In this article, we will take a closer look at what industrial computers are and how they are used in different industries.
What is an industrial computer?
An industrial computer (IPC) is a type of computer specifically designed to operate in harsh industrial environments where conventional computers (personal PCs) cannot meet. It combines high computing performance with durability, reliability, and adaptability to conditions such as extreme temperatures, dust, vibration, and electromagnetic interference.
Basic structure of an industrial computer
- Processor (CPU): Uses a powerful microprocessor (Intel Core i3/i5/i7, Atom, or specialized lines), enough to process complex data in real time.
- Memory (RAM, Storage): RAM from 4GB to 32GB or more, shockproof SSD/HDD.
- Enclosure: Made of metal (aluminum, stainless steel), meets IP65/IP67 protection standards (waterproof, dustproof). Fanless design to avoid damage due to dust.
- I/O Ports: Many communication ports such as RS232/485, USB, Ethernet, CAN, support connection with PLC, sensors, machines.
- Power supply: Operates with wide voltage (9-36V DC) or 220V AC, anti-voltage drop and interference.
- Operating system: Windows (10 IoT, Embedded), Linux, or real-time operating system (RTOS).

Features of industrial computers IPC
Industrial computers (Industrial PC - IPC) are specially designed to meet the strict requirements in industrial environments, clearly different from conventional personal computers. Below are the outstanding features of industrial computers:
1. Durability and ability to operate in harsh environments
- Temperature: Stable operation in a wide temperature range, usually from -20°C to 70°C (some models up to -40°C to 85°C).
- Dust and water resistance: Meets IP65, IP66, or IP67 protection standards, preventing dust and water from entering.
- Anti-vibration and shock: Withstands vibration (5-500 Hz) and impact (up to 50G), suitable for factory or vehicle environments.
For example, IPCs in steel mills operate normally despite high temperatures and metal dust.
2. Fanless Design
- Features: No cooling fan, instead of passive heat dissipation through a metal case (usually aluminum).
- Benefits: Reduces the risk of damage due to dust sticking to the fan. Quiet operation, no noise. Increases lifespan in dusty environments.
- For example, Advantech UNO-2271G IPC uses passive heat dissipation, suitable for cold storage.
3. High reliability and continuous operation
- Operation time: Can run 24/7 without rest, ensuring continuous production.
- MTBF (Mean Time Between Failures): High mean time between failures (usually >100,000 hours).
For example, IPCs in automobile factories run continuously for 3 shifts/day without failure.
4. Powerful and customizable performance
- Processor: Use low-end CPUs (Intel Atom, Celeron) to high-end CPUs (Core i5/i7, Xeon) depending on the application.
- Memory: 4-64GB RAM, shockproof SSD (64GB-1TB), support for large data processing.
- Customization: Can add I/O ports, PCIe slots, or configure according to specific needs (such as integrated GPU for image processing).
- For example, Beckhoff C6015 IPC with Core i7 CPU processes camera data in the inspection line.
5. Diverse and industrial-compatible connection ports
- I/O ports: Support RS232/485, USB, Ethernet, CAN, VGA/HDMI, connect to PLC, sensor, HMI.
- Protocol: Compatible with Modbus, Profinet, OPC UA, suitable for automation.
- For example: IPC in logistics has 4 RS485 ports to connect sensors on conveyor belts.
6. Flexible power supply
- Voltage: Wide range operation (9-36V DC or 110-240V AC), anti-voltage drop and interference.
- Protection: Integrated surge protection, overvoltage/overcurrent protection.
- For example: IPC on trains uses 24V DC power, withstands voltage fluctuations.
7. Support for industrial operating systems and software
- Operating systems: Windows 10 IoT, Linux, RTOS (Real-Time Operating System).
- Software: Compatible with SCADA, MES, or PLC programming software (TIA Portal, Codesys).
- For example, IPC runs Linux to monitor IoT data in smart factories.
- Advantages of industrial computers
Durability and ability to operate in harsh environments. Withstand temperatures (-20°C to 70°C), dust, water (IP65/IP67), vibration and shock (MIL-STD-810G). Ensure continuous operation in conditions where conventional PCs are prone to failure.
- Advantages of industrial computers
- 24/7 continuous operation, fanless design, high MTBF (>100,000 hours), suitable for continuous production. Reduce downtime, increase productivity.
- Powerful performance and flexible customization, CPU from Atom to Core i7/Xeon, optional RAM/SSD, support complex and real-time data processing. Meet diverse needs from simple monitoring to AI applications.
- Compatible with industrial systems, diverse I/O ports (RS232/485, Ethernet), supporting protocols such as Modbus, Profinet, PLC connection, HMI. Easy integration into existing automation systems.
- Compact and space-saving design, compact Box PC or Panel PC, easy to install in narrow spaces.
- Scalability, high reliability
- Disadvantages of industrial computers
- High initial investment cost, much more expensive than conventional PCs (usually from 10-50 million VND or more).
- High technical requirements for operation and maintenance
- Difficult to repair when severely damaged
- Depending on the supplier

Uses of Industrial PCs
The uses of Industrial PCs (IPCs) are diverse and play an important role in modern industrial systems. Thanks to their durable design, powerful performance and integration capabilities, IPCs bring many practical benefits. Here are the main uses of IPCs:
- Control and automation: Control machines, production lines and industrial equipment through connections with PLCs, sensors, and actuators.
- Monitoring and data collection: Collect real-time data from sensors (temperature, pressure, flow) and display via SCADA or HMI systems. Provide instant information for decision making, improve operational efficiency.
- Big Data processing or image analysis (machine vision) for quality control or production optimization.
- Industrial network connection and management: Act as a connection center between devices (IoT, PLC, robots) via protocols such as Modbus, Profinet, Ethernet.
- Human-machine interface (HMI) and display: Integrate touch screens to display system status and allow operators to interact directly.
- Real-time control: Process signals and issue instant commands in applications that require quick response (real-time control).
- Support smart manufacturing: Integrate IoT and AI technology to optimize production and predictive maintenance.
Applications of industrial computers in industries
1. Manufacturing and manufacturing industry
- Control automatic production lines (conveyors, assembly robots).
- Monitor and collect data from sensors, PLCs via SCADA/MES systems.
- Check product quality using image processing (machine vision).
- Example: Advantech IPC controls welding robots in Toyota automobile factories.
2. Food and beverage industry
- Manage filling, packaging, and sterilization machines.
- Monitor temperature, humidity in cold storage or ovens.
- Ensure compliance with hygiene standards (HACCP, GMP).
- Example: Beckhoff IPC runs SCADA to control bread packaging machines in food factories.
3. Energy industry
- Monitor and control substations, wind turbines, solar power systems.
- Collect data from sensors (voltage, current) and analyze performance.
- Manage energy storage systems (battery management).
4. Chemical and oil and gas industry
- Control pumps, valves, and chemical reactions in factories.
- Safety monitoring (temperature, pressure) in explosive environments.
- Data analysis to optimize production processes.
5. Logistics and warehousing industry
- Management of sorting conveyor systems, stacking robots (AGV - Automated Guided Vehicle).
- Control of automated warehouses (AS / RS - Automated Storage and Retrieval System).
- Track goods via RFID or IoT.
6. Mining and materials industry
- Control of crushers, ore conveyors, mining systems.
- Monitoring the environment (dust, toxic gases) in mines.
7. Transportation industry
- Control of traffic lights, train systems, smart parking lots.
- Monitoring and managing vehicles via GPS, IoT.
8. Medical and pharmaceutical industry
- Controlling pharmaceutical manufacturing machines, medical equipment (3D printers, packaging machines).
- Monitoring clean room environments (temperature, humidity, pressure).

How to choose the right IPC industrial computer
Here are the things to consider when choosing an industrial computer:
- Clearly define the usage needs: What will the IPC be used for?
- Control: Connect PLC, sensors to control machinery (conveyors, robots).
- Monitoring: Display data via HMI/SCADA.
- Analysis: Big data processing, AI, or machine vision.
- Assess the operating environment
- Clearly define the computer's working environment (temperature, humidity, dust, vibration, etc.). Choose a computer that can withstand these harsh conditions.
- The operating range of the IPC must be suitable (usually -20°C to 70°C).
- Determine performance requirements:
- CPU: Basic applications (monitoring) → Intel Atom, Celeron. Medium applications (multitasking control) → Core i3/i5. Heavy applications (AI, image processing) → Core i7, Xeon.
- RAM: 4-8GB for simple control. 16-32GB for large data processing.
- Memory: SSD (shockproof) 128-512GB for speed and durability.
- GPU: Needed if image processing or AI (like NVIDIA GTX).
- Connectivity:
- I/O ports: RS232/485 for PLC, sensors. Ethernet (industrial) for SCADA, IoT networks. USB, CAN for peripherals.
- Protocol: Modbus, Profinet, OPC UA depending on the existing system.
- Choose a reputable supplier, price and support service: Prioritize suppliers with experience in providing industrial computers, with professional consulting, installation, maintenance and repair services.

Popular types of industrial computers
Below are popular types of industrial computers, classified based on structure, purpose of use and technical specifications:
1. Box PC (Box PC)
- Features: Compact design, no screen, usually fanless. Size from super small (palm-sized) to medium. Diverse I/O ports (RS232/485, Ethernet, USB).
- Advantages: Compact, space-saving. Durable operation in dusty, high temperature environments.
- Disadvantages: No direct interface, need external monitor.
- Application: PLC control in production line. Collect data from sensors in cold storage.
2. Panel PC (Control Panel Computer)
- Features: Integrated touch screen (from 7" to 24") and CPU in one device. Waterproof/dustproof housing (IP65/IP66), usually fanless. Support HMI (Human-Machine Interface).
- Advantages: Intuitive interface, easy to operate. Integrated control and display in one.
- Disadvantages: Price is higher than Box PC. Larger size, difficult to move.
- Application: Monitoring and controlling food packaging machines. HMI in automobile manufacturing plants.
3. Rack PC (Rack PC)
- Features: Designed to be installed in a 19-inch rack (1U, 2U, 4U), usually with a fan or strong heatsink. High performance, supports multiple expansion slots (PCIe, PCI). Used in large control centers.
- Advantages: Strong performance, easy to expand. Suitable for complex systems.
- Disadvantages: Bulky, requires rack space. Larger power consumption.
- Applications: Smart factory data center management. Control SCADA systems in power plants.
4. DIN Rail PC (DIN Rail PC)
- Features: Mounted on a DIN rail in an electrical cabinet, compact. Fanless, supports industrial I/O ports. Used in distributed control systems.
- Advantages: Easy to install in an electrical cabinet. Suitable for tight spaces.
- Disadvantages: Average performance, no display.
- Applications: Monitoring water pumps in wastewater treatment plants. Controlling traffic lights.
Words
Industrial PCs (IPCs) play a key role in automating and optimizing manufacturing processes. With their durability, reliability, and high performance, IPCs are ideal for industrial applications that require continuous and stable operation in harsh environments. Choosing the right IPC for the specific needs of each application will help businesses improve production efficiency, reduce costs, and increase competitiveness.
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