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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.

    1104 สินค้าที่แสดงสำหรับ PLCs - Programmable Logic Controllers

    Each
    THB4,342.06
    RS PRO
    -
    -
    8
    Digital, Relay
    -
    110 → 240 V ac
    Digital
    -
    4
    -
    ModBus
    -
    -
    -
    -
    -
    Each
    THB5,136.04
    RS PRO
    -
    -
    8
    Digital, Relay
    -
    110 → 240 V ac
    Digital
    -
    4
    -
    ModBus
    -
    -
    -
    -
    -
    Each
    THB10,758.97
    RS PRO
    -
    -
    8
    Transistor
    -
    85 → 265 Vac
    AC
    -
    6
    -
    Modbus RTU, TCP
    -
    -
    -
    -
    COM Port
    Each
    THB10,956.57
    RS PRO
    -
    -
    8
    Transistor
    -
    24 Vdc
    DC
    -
    6
    -
    Modbus RTU, TCP
    -
    -
    -
    -
    COM Port
    Each
    THB5,331.62
    RS PRO
    -
    -
    8
    Digital, Relay
    -
    12 → 24 V dc
    Analogue, Digital
    -
    4
    -
    ModBus
    -
    -
    -
    -
    -
    Each
    THB17,553.72
    RS PRO
    -
    -
    14
    Transistor
    RS PRO PLC Expansion Modules
    85 → 265 Vac
    AC
    -
    12
    -
    Modbus RTU, TCP
    -
    -
    -
    -
    COM Port
    Each
    THB10,758.97
    RS PRO
    -
    -
    8
    Relay
    -
    85 → 265 Vac
    AC
    -
    6
    -
    Modbus RTU, TCP
    -
    -
    -
    -
    COM Port
    Each
    THB10,758.97
    RS PRO
    -
    -
    8
    Relay
    -
    24 Vdc
    DC
    -
    6
    -
    Modbus RTU, TCP
    -
    -
    -
    -
    COM Port
    • RS Stock No. 196-3745
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. CP2E-E20DR-A
    Each
    THB13,922.83
    Omron
    -
    CP2E
    12
    Relay
    CP2E Series
    -
    PNP/NPN
    12
    8
    100 → 240 V ac
    Ethernet
    8
    -
    -
    -
    RS-485
    • RS Stock No. 185-7584
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 197228 EASY-BOX-E4-DC1
    Each
    THB7,162.16
    Eaton
    Kit Included
    EasyE4
    8
    Transistor
    easySoft
    24 V dc
    Digital
    8
    4
    -
    -
    4
    -
    -
    -
    Ethernet
    • RS Stock No. 818-4165
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. CJ1W-ID231
    Each
    THB20,091.70
    Omron
    -
    CJ1
    32
    -
    CJ1 Series
    -
    DC
    -
    -
    24 V dc
    -
    -
    -
    -
    -
    -
    • RS Stock No. 188-3483
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 197215 EASY-E4-AC-12RC1
    Each
    THB8,876.11
    Eaton
    -
    EasyE4
    8
    Digital, Relay
    -
    100 → 240 V ac/dc
    Digital
    8
    4
    100 → 240 V
    Ethernet
    4
    -
    -
    -
    Ethernet
    • RS Stock No. 211-9068
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ES7518-4AP00-0AB0
    Each
    THB411,874.89
    Siemens
    -
    SIMATIC S7-1500
    20
    -
    SIMATIC S7-1500 Series
    -
    -
    20
    20
    24 V
    Profibus, Profinet
    20
    -
    -
    -
    PROFIBUS, PROFINET
    Better World
    • RS Stock No. 233-0556
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ES7215-1HF40-0XB0
    Each
    THB52,763.16
    Siemens
    -
    SIMATIC S7-1200F
    16
    Relay
    SIMATIC S7-1200
    -
    Analog
    14
    12
    24 V DC
    Profinet
    10
    Saves energy
    Yes
    -
    PROFINET
    • RS Stock No. 875-5682
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. FX5U-64MT/ESS
    Each
    THB50,699.13
    Mitsubishi Electric
    -
    FX5U
    32
    Relay, Transistor
    MELSEC IQ-F Series IQ Platform-Compatible PLC
    -
    Sink, Source
    -
    32
    100 → 240 V ac
    Inverter Communication, MELSEC Communication protocol (3C/4C Frames), MELSOFT Connection, Modbus RTUI, N:N Network, Predefined Protocol Support, SLMP (3E Frame), Socket Communication
    -
    -
    -
    -
    -
    • RS Stock No. 864-4538
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 0850-0600
    Each
    THB7,486.59
    BARTH
    -
    lococube mini-PLC
    10
    PWM, Solid State
    STG-600
    7 → 32 V dc
    Analogue, Digital
    -
    9
    -
    -
    -
    -
    -
    -
    -
    • RS Stock No. 432-063
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ES7214-1HH50-0XB0
    Each
    THB17,872.13
    Siemens
    -
    6ES7
    14
    Relay
    SIMATIC S7-1200
    24 V
    Digital
    -
    -
    -
    -
    -
    -
    -
    -
    -
    Better World
    • RS Stock No. 862-4461
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 6ES7212-1BE40-0XB0
    Each
    THB13,962.50
    Siemens
    -
    SIMATIC S7-1200
    8 (Digital, 2 switch as Analogue)
    Digital, Relay
    SIMATIC S7-1200 Series
    85 → 264 V
    Analogue, Digital
    8
    6 (Digital Output, Relay Output)
    85 → 264 V ac
    Ethernet
    6
    Saves energy
    Yes
    -
    -
    • RS Stock No. 821-1769
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. CP1L-EL20DT1-D
    Each
    THB20,635.62
    Omron
    -
    CP1L-EL
    12
    PNP
    CP Series
    -
    PNP/NPN
    12
    8
    20.4 → 26.4 V dc
    Ethernet
    8
    -
    -
    -
    -
    • RS Stock No. 795-7966
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. FX3S-10M/ES
    Each
    THB7,682.79
    Mitsubishi Electric
    -
    FX3S
    6
    Relay, Transistor
    FX3 Series
    -
    DC
    -
    4
    100 → 240 V ac
    Ethernet, ModBus
    -
    -
    -
    -
    -
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