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    PLCs - Programmable Logic Controllers

    PLC stands for Programmable Logic Controller. It is a digital computer-based control system commonly used in industrial automation to monitor and control machinery or processes. A PLC is designed to withstand harsh industrial environments and is typically used to automate tasks that require precision, reliability, and flexibility. It consists of a programmable microprocessor, input and output modules, and various communication interfaces.

    How do PLCs (Programmable Logic Controllers) work?

    PLCs (Programmable Logic Controllers) work by executing a program or set of instructions to control and automate industrial processes.

    • Input Acquisition
    • Program Execution
    • Program Logic
    • Decision Making
    • Output Control
    • Communication
    • Monitoring and Diagnostics

    What are the benefits of PLCs (Programmable Logic Controllers)?

    • Flexibility: Provide a high degree of flexibility in terms of programming and reprogramming. They allow for easy modification and adaptation of control logic to accommodate changes in the process or system requirements without requiring hardware modifications.
    • Reliability: Designed for reliable operation in harsh industrial environments. They are built to withstand extreme temperatures, vibration, electrical noise, and other challenging conditions. PLCs are known for their robustness and durability.
    • Real-time Operation: Offer real-time control, enabling precise and timely response to inputs and events. This is crucial in applications that require fast and accurate control, such as high-speed manufacturing processes or critical safety systems.
    • Diagnostics and Troubleshooting: PLCs provide built-in diagnostics and monitoring capabilities, allowing operators to detect faults, analyse performance, and troubleshoot issues quickly. This facilitates maintenance and minimizes downtime.
    • Safety Features: Many PLCs offer safety-oriented functionality, including specialized programming languages and certified safety modules. Safety PLCs ensure compliance with industry safety standards and provide features such as safety interlocks, emergency stop functions, and fault detection.
    • Remote Access and Monitoring: PLCs with network connectivity allow for remote access and monitoring, enabling operators to control and monitor processes from a central location or through secure remote connections. This enhances operational efficiency and facilitates remote troubleshooting.

    What applications use PLCs (Programmable Logic Controllers)?

    • Manufacturing
    • Power Generation and Distribution
    • Chemical and Petrochemical Industry
    • Water and Wastewater Treatment
    • Food and Beverage Industry
    • Automotive Industry
    • Pharmaceutical Industry
    • Packaging and Material Handling
    • Oil and Gas Industry

    More information can be found in our PLCs guide.

    1116 สินค้าที่แสดงสำหรับ PLCs - Programmable Logic Controllers

    • RS Stock No. 276-8673
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 012004001100
    Each
    THB35,558.34
    Industrial Shields
    -
    Raspberry PLC
    32
    Analogue, Digital
    -
    12 → 24 V dc
    Analog, Digital
    -
    -
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 760-9229
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. ZEN-10C2AR-A-V2
    Each
    THB10,956.13
    Omron
    -
    ZEN
    6
    Relay
    -
    85 → 264 V ac
    Analogue
    -
    4
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 288-169
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ED1057-4BA03-0AA0
    1 Kit
    THB9,053.86
    Siemens
    -
    LOGO
    -
    -
    LOGO Starter Kit 230RCE V8.4
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 181-9080
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 197214 EASY-E4-DC-12TCX1
    Each
    THB5,306.46
    Eaton
    -
    EasyE4
    4 (Analogue), 8 (Digital)
    Transistor
    -
    24 V dc
    Analogue, Digital
    8
    4
    24 V
    Ethernet
    4
    -
    -
    -
    Ethernet
    • RS Stock No. 196-3732
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. CP2E-N20DT1-D
    Each
    THB16,466.48
    Omron
    -
    CP2E
    12
    Transistor
    CP2E Series
    -
    Digital
    12
    8
    24 V dc
    Ethernet
    8
    -
    -
    -
    RS-485
    Better World
    • RS Stock No. 282-5509
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ED1052-1CC08-0BA2
    Each
    THB7,401.42
    Siemens
    -
    LOGO!
    8
    Transistor
    LOGO! 8.4
    24 V dc
    Analogue, Digital
    8
    4
    -
    Ethernet
    4
    Concentrated or compact solution
    Yes
    -
    -
    • RS Stock No. 200-9856
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 1600 0055
    Each
    THB65,977.78
    Socomec
    -
    ATyS C55
    6
    Relay
    -
    480 V
    Digital
    -
    6
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 272-6106
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. ATL100
    Each
    THB9,519.13
    Lovato
    -
    ATL
    1
    Relay
    ATL100
    80 → 300 V ac
    -
    -
    3
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 253-7319
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6AG10101AU004AA0
    Each
    THB44,320.19
    Siemens
    -
    SIRIUS SIPLUS SIMOCODE
    5
    Relay
    SIRIUS SIPLUS SIMOCODE
    -
    Digital
    4
    3
    110 - 240 V DC
    -
    -
    -
    -
    -
    -
    • RS Stock No. 235-4813
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 197505 EASY-E4-UC-12RCX1P
    Each
    THB7,718.45
    Eaton
    -
    EasyE4
    4
    Relay
    -
    26.4 V
    Analog
    8
    4
    24 V DC
    Ethernet
    4
    -
    -
    -
    -
    • RS Stock No. 617-0206
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. FX3U-32MR/DS
    Each
    THB34,455.49
    Mitsubishi Electric
    -
    FX3U
    16
    Relay
    -
    24 V dc
    Sink/Source
    -
    16
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 255-3761
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6AG14163ES077AB0
    Each
    THB1,156,945.77
    Siemens
    -
    SIPLUS S7-400
    -
    CPU
    SIPLUS S7-400
    -
    -
    -
    -
    24 V DC
    Ethernet, Profibus, Profinet
    -
    -
    -
    -
    -
    • RS Stock No. 255-3760
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6AG14145HM067AB0
    Each
    THB803,735.92
    Siemens
    -
    SIPLUS S7-400
    -
    CPU
    SIPLUS S7-400
    -
    -
    -
    -
    24 V DC
    Profibus, Profinet
    -
    -
    -
    -
    -
    • RS Stock No. 276-8708
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. IS.MDuino.53ARR+
    Each
    THB19,075.16
    Industrial Shields
    -
    M-Duino
    32
    Relay
    -
    12 → 24 V dc
    Analog, Digital
    -
    -
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 149-103
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6AG2516-3AP03-4AB0
    Each
    THB492,946.70
    Siemens
    -
    6AG2516
    20
    -
    SIPLUS S71500
    24 V dc
    -
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Better World
    • RS Stock No. 149-126
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ES7515-2FN03-0AB0
    Each
    THB189,848.23
    Siemens
    -
    6ES7515
    20
    -
    SIMATIC S7-1500F
    24 V dc
    -
    -
    -
    -
    -
    -
    Concentrated or compact solution, Low carbon manufacture, Saves energy
    Yes
    -
    -
    • RS Stock No. 215-3287
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. CS1W-PRM21
    Each
    THB55,367.16
    Omron
    -
    NX102
    -
    -
    NX controllers
    -
    -
    -
    -
    -
    Ethernet
    -
    -
    -
    -
    -
    • RS Stock No. 704-8330
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 88974141
    Each
    THB10,432.14
    Crouzet
    -
    Millenium 3
    6
    Relay
    -
    24 V dc
    Analogue, Digital
    -
    4
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 219-3099
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. IS.MDuino.57R+
    Each
    THB21,500.48
    Industrial Shields
    -
    M-Duino
    18
    -
    Ardunio PLC
    -
    Digital/Analog
    18
    31
    -
    -
    -
    -
    -
    -
    -
    Better World
    • RS Stock No. 820-8502
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. BMECRA31210
    Each
    THB102,888.94
    Schneider Electric
    -
    Modicon M580
    -
    -
    Modicon M580 Ethernet I/O Architecture
    -
    -
    1024
    -
    -
    Ethernet
    -
    -
    Yes
    Green Premium
    -
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