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SIMATIC S7-1200, CPU 1214C,
compact CPU, DC/DC/DC, onboard I/O, 14 DI 24 V DC
10 DO 24 V DC, 2 AI 0-10 V DC
power supply, DC 20.4-28.8 V DC
program/data memory 150 KB
The 6ES7214-1AG40-0XB0 is a classic compact programmable logic controller (PLC) from Siemens, officially named the SIMATIC S7-1200 CPU 1214C DC/DC/DC. As a core member of Siemens' basic controller family, it is designed for small to medium-sized automation projects, playing a crucial role in modern industrial control due to its high processing speed, rich integrated functions, and flexible modular expansion capabilities.
The compact single-unit design integrates 14 digital input channels
Onboard standard RJ45 industrial Ethernet interface
Supports up to 8 signal modules to be expanded on the right side
As the core model in the Siemens basic controller family, the 6ES7214-1AG40-0XB0 compact CPU fully integrates digital logic, analog acquisition, and network connectivity capabilities. Relying on an all-DC DC/DC/DC hardware architecture, this CPU is equipped with 150 KB of work memory and 4 MB of load memory, with a single-step Boolean instruction processing speed of just 0.08 μs.
Without relying on any additional expansion, it can directly build independent closed-loop control nodes through its onboard 14 digital inputs, 10 transistor outputs, and 2 channels of 0-10V analog inputs. Its transistor outputs support 4 channels of high-speed pulse outputs (PTO/PWM) up to 100 kHz, which, combined with 6 channels of 100 kHz high-speed counters (HSC), can directly interface with stepper or servo systems to achieve highly time-efficient positioning and motion axis control tasks.
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Siemens 6ES7214-1AG40-0XB0 CPU 1214C DC/DC/DC Manuals, Datasheets, Drivers, Link
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description.
Packaging Machinery Industry
Drives servo motors using high-speed transistor outputs to achieve precise packaging film length feeding and cutting control.
Lithium Battery Manufacturing Industry
Connects encoders via integrated high-speed counters to implement precision web guiding control during high-speed battery electrode winding.
Photovoltaic Manufacturing Industry
Controls multi-axis robotic arms or pneumatic gripping mechanisms to accomplish high-speed handling and layout of silicon wafers or solar cells.
Pharmaceutical Machinery Industry
Manages high-precision environmental temperature/humidity and weighing recipe data where its audit trail coordinates with HMIs to meet regulatory compliance.
Plastics and Rubber Extrusion Industry
Performs pulse-width modulation (PWM) based solid-state relay closed-loop temperature control for multiple heating zones of the barrel.
Printing and Paper Post-processing Industry
Controls servo flying shears for paper cutting or tension control valves using fast-response transistor outputs.
When using 6ES7214-1AG40-0XB0 you must strictly ensure that the power supply, inputs, and outputs are all connected to a 24V DC power source, as accidentally connecting to AC 220V will cause instantaneous hardware burnout. Since it utilizes transistor outputs, the current per single output point must never exceed 0.5A, and a freewheeling diode must be connected in parallel when driving inductive loads such as DC relays or solenoid valves to prevent back EMF from destroying the transistors.
Be sure to unplug the removable terminal blocks before on-site wiring to avoid wiring tools accidentally touching internal circuits, and plan the IP address properly before downloading programs to prevent network communication conflicts on the industrial Ethernet.
The 6ES7214-1AG40-0XB0 compact central processing unit operates based on a 24V DC physical architecture, featuring 14 onboard digital DC inputs, 10 transistor outputs, and 2 analog inputs spanning 0 to 10V. For data storage and logic processing, the hardware is equipped with 150 KB of work memory and 4 MB of load memory, alongside a allocated 10 KB retentive zone used to store manufacturing recipe parameters. External communication is implemented via an integrated single-port RJ45 interface, supporting PROFINET industrial Ethernet, Modbus TCP, and OPC UA server protocols to connect directly with touchscreens, distributed I/O, or upper-level information systems. Electrical wiring utilizes removable terminals, and its physical interface supports mounting up to 8 signal expansion modules on the right side, 3 communication modules on the left side, and 1 signal board on the front face.
It is a CPU 1214C compact programmable logic controller (PLC) from the Siemens SIMATIC S7-1200 series.
What software is required to program and configure 6ES7214-1AG40-0XB0?
It requires Siemens TIA Portal software for programming, typically using the STEP 7 Basic or STEP 7 Professional engineering environment.
How to correctly connect and use 6ES7214-1AG40-0XB0 for equipment control?
You need to connect a 24V DC power supply to its power terminals, connect the PLC to a PC via network cable to write control logic in TIA Portal, and finally wire field sensors and actuators to their corresponding input and output terminals to run the control.
What is the work memory and storage capacity of 6ES7214-1AG40-0XB0?
This CPU features 150 KB of work memory, 4 MB of integrated load memory, and 10 KB of retentive data storage.
Is it mandatory to insert a dedicated Siemens memory card (MMC) for 6ES7214-1AG40-0XB0 to run?
No, it has 4 MB of internal load memory and can run independently for standard projects, but a dedicated Siemens SIMATIC memory card is optional for firmware updates or extending load memory.
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Disclaimer: We are not an authorized distributor or distributor of the product manufacturer of this website, The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because our company is not an authorized distributor of this product, the Original Manufacturer`s warranty does not apply.While many DCS PLC products will have firmware already installed, Our company makes no representation as to whether a DSC PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Our company also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from our company, its distributors, or any other source. Our company also makes no representations as to your right to install any such firmware on the product. Our company will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.
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