6ES7214-1AG40-0XB0

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6ES7214-1AG40-0XB0

Siemens 6ES7214-1AG40-0XB0 (CPU 1214C DC/DC/DC) is a high-performance compact PLC of SIMATIC S7-1200 series, with enhanced built-in 14 DI/10 DO/2 AI/2 AO, dual PROFINET communication and 125 KB memory, ideal for medium-sized automation control scenarios such as production lines and intelligent equipment.

The 6ES7214-1AG40-0XB0 is a high-performance compact Programmable Logic Controller (PLC) from Siemens’ SIMATIC S7-1200 series, specifically the CPU 1214C DC/DC/DC model. It is designed for medium-sized automation systems, boasting enhanced built-in I/O capacity, dual PROFINET communication interfaces, and powerful data processing capabilities. This PLC is an ideal solution for equipment control, production line monitoring, and complex process control tasks that require higher I/O expansion and stable communication performance. I. Core Specifications

  • Order Number: 6ES7214-1AG40-0XB0

  • Product Series: SIMATIC S7-1200

  • CPU Model: CPU 1214C (Compact Type)

  • Power Supply Type: DC/DC/DC (Power supply, input, and output are all DC)

  • Operating Voltage: 24 V DC (Allowable range: 20.4-28.8 V DC)

  • Built-in I/O:

  • Digital Input (DI): 14 × 24 V DC (4 channels support 100 kHz high-speed counting function, adapting to simple motion control and speed detection needs)

  • Digital Output (DO): 10 × 24 V DC transistor output (0.5 A per channel, supporting 100 kHz pulse train output for driving actuators and stepping motors)

  • Analog Input (AI): 2 × 0-10 V DC (10-bit resolution, capable of collecting analog signals such as temperature, pressure, and liquid level)

  • Analog Output (AO): 2 × 0-20 mA DC (11-bit resolution, meeting the requirements of analog quantity regulation and control)

  • Memory: Program/data memory 125 KB; integrated 1 MB ROM; expandable with SIMATIC memory card (up to 32 GB) for flexible storage of programs and data

  • Firmware Version: V4.5 (Requires STEP 7 V17 or higher for programming, fully compatible with TIA Portal development environment)

  • Communication Interface: 2 × PROFINET/Ethernet (Supports S7, TCP/IP, ISO-on-TCP protocols, enabling convenient networking with upper computers, touch screens, and other PLCs, and supporting dual-network redundancy for more stable communication)

  • Expansion Capability: Up to 3 Communication Modules (CM) + 1 Signal Board (SB), which can expand communication functions or I/O ports according to actual application needs, with strong scalability)

  • Mounting Method: DIN rail mounting (130 mm width), wall mounting; compact design, saving space in control cabinets and adapting to various installation environments)

  • Protection Class: IP20 (suitable for indoor industrial control cabinet installation, effectively preventing dust and small objects from entering)

  • Operating Temperature: -20°C to +60°C (adapting to harsh industrial working environments such as high and low temperature, ensuring stable operation for a long time)

II. Product Features

  1. Enhanced I/O Capacity: Compared with CPU 1211C and 1212C, it has significantly increased built-in I/O ports (14 DI + 10 DO + 2 AI + 2 AO), which can directly connect more sensors, actuators and analog devices, reducing the need for additional expansion modules and saving equipment costs and cabinet space.

  2. Dual PROFINET Communication: Equipped with two independent PROFINET interfaces, it supports dual-network communication and network redundancy, improving communication stability and reliability, and is suitable for automation systems that require high communication security.

  3. Powerful Processing Performance: With 125 KB program/data memory, it can handle more complex control logic and data processing tasks, and the fast instruction execution speed ensures real-time control of the system, meeting the needs of medium-sized automation scenarios.

  4. Stable & Durable: Adopting industrial-grade design, it supports wide voltage input, reverse polarity protection, overcurrent protection and battery-free data backup, which can stably operate in complex and harsh industrial environments and has a long service life.

  5. Easy Programming & Maintenance: Supports LAD, FBD, SCL and other mainstream programming languages, compatible with TIA Portal development environment, with intuitive operation interface and convenient debugging and maintenance, reducing the workload of engineers.

III. Typical Applications

  • Control and monitoring of medium-sized standalone equipment (such as automatic packaging lines, intelligent testing equipment, small and medium-sized pumps, fans and conveyor systems)

  • Logic control, sequence control and real-time status monitoring of small to medium-sized production lines, realizing automatic operation and fault early warning of the production process)

  • Analog closed-loop control (such as temperature, pressure, liquid level, flow control in chemical, food, and pharmaceutical production processes)

  • Local control unit of medium-sized automation systems, supporting data interaction with the upper monitoring system through dual PROFINET interfaces, realizing centralized management and distributed control)

  • Training and teaching scenarios in technical colleges and universities, suitable for practical training of electrical automation and PLC programming-related majors due to its complete functions and stable performance)