HCS Series Card type PLC

The XDENKI HCS Series Card PLC is a compact and cost-effective programmable logic controller designed for reliable machine automation. Featuring built-in Ethernet, RS485 communication, integrated cloud connectivity, and flexible I/O options, it delivers powerful control, easy programming, and seamless integration for a wide range of industrial applications.

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XDENKI HCS Series Compact Card PLC

The XDENKI HCS Series Compact Card PLC is an economical yet powerful programmable logic controller engineered to provide reliable control, flexible communication, and simplified programming for modern industrial automation systems.

Designed with a compact card-type architecture, the HCS Series offers an ideal balance between performance, scalability, and affordability, making it suitable for standalone machines as well as distributed automation systems.

Built with an optimized hardware structure, the HCS Series minimizes installation space while maintaining excellent processing performance and long-term operational stability. Multiple CPU models with various digital and analog I/O configurations allow system designers to select the most suitable controller for different automation requirements. Integrated analog inputs and outputs on selected models further reduce wiring complexity and hardware costs while improving overall system flexibility.

The HCS Series features built-in Ethernet and RS485 communication as standard, allowing simultaneous communication over multiple industrial networks. Both communication ports can operate as master or slave devices, supporting flexible system architectures and seamless integration with HMIs, frequency inverters, servo systems, sensors, and other industrial equipment. Native support for industrial communication protocols such as Modbus TCP, Modbus RTU, Modbus ASCII, and proprietary high-speed communication protocols enables reliable data exchange across complex automation networks.

Powered by the HPMaster programming software, the controller supports the IEC 61131-3 programming standard, including Ladder Diagram (LD), Function Block Diagram (FBD), and Instruction List (IL). The software provides an intuitive development environment with built-in simulation tools, real-time monitoring, online debugging, firmware upgrades, project protection, and extensive help documentation to accelerate development while reducing commissioning time.

Designed for Industry 4.0 applications, the HCS Series includes a built-in cloud engine that enables secure remote programming, firmware updates, diagnostics, monitoring, and maintenance. Engineers can remotely access PLC projects, troubleshoot equipment, and perform updates without visiting the installation site, significantly reducing maintenance costs and system downtime.

The HCS Series also incorporates advanced control capabilities such as PID control, temperature and humidity management, valve control, analog signal processing, communication simulation, and real-time data visualization. Its modular expansion architecture supports digital I/O, analog I/O, communication, temperature, and load cell modules, allowing the controller to grow alongside evolving production requirements.

Suitable for packaging machinery, food processing equipment, textile machines, water treatment systems, HVAC, material handling, manufacturing lines, and general machine automation, the XDENKI HCS Series PLC delivers dependable performance, flexible networking, and intelligent control for today’s connected industrial environments.


Application Areas

Packaging MachineryFood Processing EquipmentTextile MachinesWater Treatment SystemsHVACMaterial HandlingManufacturing LinesGeneral Machine Automation


Key Benefits

Compact card-type PLC with space-saving industrial design

Built-in Ethernet and RS485 communication interfaces

Integrated cloud engine for remote programming and diagnostics

Support for IEC 61131-3 programming languages (LD, FBD, IL)

HPMaster programming software with simulation and online debugging

Multiple CPU models with flexible digital and analog I/O configurations

Native support for Modbus TCP, Modbus RTU, and Modbus ASCII communication

Expandable architecture with digital, analog, communication, temperature, and load cell modules

Advanced PID control and process automation functions

Ideal for machine automation, manufacturing, HVAC, water treatment, packaging, textile, and industrial process control









    1

    Easy selection: Product model naming is easy to understand and convenient for model selection.

    2

    Structure optimization: Optimized structure design, compact size, beautiful appearance, saving installation space.

    3

    Easy wiring: Direct insert terminal, humanized design, more convenient wiring.

    4

    Integrated analog interface: The PLC main unit integrates DI/DO and AI/AO with flexible configuration and higher cost performance.

    5

    Ethernet+: Ethernet and RS485 interfaces are standard on the PLC main unit, supporting simultaneous operation of two communication ports. Each port can be programmed and networked as a master or slave station.

    6

    Unlimited networking: The PLC main unit can be networked, theoretically forming an unlimited-point control network — a perfect substitute for medium or even large PLC systems.

    7

    Perfect temperature control: Thermal resistance, thermocouple and unique temperature & humidity sensor modules perfectly meet process control requirements.

    8

    Communication+: Isolated communication extension module to meet stable communication extension requirements.

    1

    Three programming languages: HPMaster is a PLC programming software conforming to IEC 61131-3, supporting LD (ladder diagram), FBD (function block diagram), and IL (instruction list).

    2

    Good compatibility: Stable operation on Win98, Win200X, WinXP, Win7, Win8, Win10, and other operating systems.

    3

    Prompt message and help function: All instructions and hardware module details can be opened via the F1 key. Even first-time users can write programs easily.

    4

    Three-level password protection: Password for project files, password for PLC, password for individual program blocks, plus upload-prevention protection.

    5

    Modular program project structure: Up to 63 program blocks (main program, subroutine, interrupt program), each with its own language, order, import/export, and password protection.

    6

    Cloud programming: The built-in cloud engine enables remote programming, firmware upgrade, diagnosis, and monitoring through HNC cloud from any location, including via the TP300 series HMI.

    7

    Program simulator: Simulates running the PLC program while fully separated from the PLC, greatly reducing field debugging time and improving efficiency.

    8

    Communication simulator: A dedicated tool for debugging communication instructions, simulating the process of executing them and processing slave-device data.

    9

    Online monitoring and debugging: Up to 10 pages of component monitoring tables, mixed data-format monitoring, and simultaneous display of component notes.

    10

    Unique real-time curve function: Real-time curve monitoring on any register component to facilitate process control and debugging.

    11

    PLC execution file: The source program can be generated into an independently releasable execution file, so end users can run it without seeing the source content.

    12

    Firmware upgrade function: CPU host or extension module firmware can be upgraded for free, with new functions continuously added to previously purchased products.

    13

    Powerful online PLC function: Search all PLCs connected to the PC, view status of all online PLCs, and select any PLC for monitoring, download, upgrade, or start/stop control.

    1

    Powerful innovation convenience instructions: Built on analysis of existing PLC instructions, offering communication instructions (MODR, MODW, HWRD, HWWR), PID control, valve control (VC), upper/lower alarm (HAL, LAL), send (SC), and temperature curve radius (TTC) — one instruction where other brands need several, greatly improving efficiency.

    2

    Instruction routines: All instructions are explained in detail in the help document, with corresponding routines that can be opened and downloaded directly into the PLC.

    3

    Rich communication protocols: Built-in Modbus TCP, Modbus RTU/ASCII, free communication protocol, and the HNCbus high-speed communication protocol independently developed by HNC.

    4

    Powerful communication instruction: A single communication instruction handles complex communication regardless of protocol, with no send/receive conflicts and support for different protocols on the same port.

    5

    Powerful analog input processing: The AI register directly accesses analog input, with engineering conversion, sampling-time settings, and zero correction support.

    6

    Powerful analog output processing: Analog output can be directly controlled by the AQ register, with engineering conversion and configurable blackout output holding function.

    ModelSpecification
    24VDCDIDOAIAOCOM PortPowerExp.
    HCS-6X4Y-R64 RelayTCP+485<4.8W3
    HCS-6X4Y-TN64 Transistor NPNTCP+485<4.8W3
    HCS-6X4Y-TP64 Transistor PNPTCP+485<4.8W3
    HCS-8X8Y-R88 RelayTCP+485<4.8W3
    HCS-8X8Y-TN88 Transistor NPNTCP+485<4.8W3
    HCS-8X8Y-TP88 Transistor PNPTCP+485<4.8W3
    HCS-4X4Y4A-R44 Relay22TCP+485<3.6W3
    HCS-4X4Y4A-TN44 Transistor NPN22TCP+485<3.6W3
    HCS-4X4Y4A-TP44 Transistor PNP22TCP+485<3.6W3
    HCS Series dimension and panel layout drawing
    Front, side, and rear view with panel layout
    40 mm
    Width
    65 mm
    Depth
    95 mm
    Height
    35 mm
    Module Expansion Depth
    3 mm
    DIN Rail Clearance
    1. Digital channel indicator8. Rail clip
    1. PWR: Power indicator, RUN: Running indicator, COM: Communication indicator, ERR: Error indicator9. RS485 terminal block
    2. Running switch10. DC24V power supply terminal
    3. DIP switch11. Module hook
    4. Ethernet port12. Module connection positioning hole
    5. Terminal definition13. Module expansion port
    6. Removable terminal block14. 35mm DIN rail