
Product Overview
The Siemens SIMATIC S7-1200 Series is a modular, compact programmable logic controller (PLC) designed for small to medium-scale automation applications. Combining a powerful CPU with an integrated PROFINET interface and a flexible expansion system, the S7-1200 delivers exceptional performance and versatility for controlling a wide range of machines and processes. Its seamless integration with the TIA Portal engineering framework ensures efficient and intuitive project development .
Key Features & Benefits
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Modular and Scalable Design: Compact CPU modules with integrated I/O, expandable up to 8 signal modules (SM) for digital/analog I/O and up to 3 communication modules (CM) for serial communication .
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Integrated PROFINET Interface: Built-in Ethernet port supporting PROFINET IO controller/device communication, HMI connections, and open TCP/UDP communication .
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Powerful Processing: Bit operation execution times as fast as 0.085 µs on advanced CPUs, ensuring real-time control .
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Integrated Web Server: Allows remote diagnostics and monitoring via a standard web browser without additional software .
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Onboard Motion Control: Supports up to 4 axes of motion control with integrated pulse train outputs (PTO) or PROFINET with PROFIdrive .
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High-Speed Counters: Built-in high-speed counters (HSC) up to 200 kHz for precise position feedback and event counting .
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Integrated PID Control: Self-tuning PID controllers with automatic parameter adjustment for process control applications .
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Secure Communication: Supports secure PUT/GET communication with password protection and access level management .
CPU Variants Overview
| CPU Model | Digital I/O (onboard) | Analog I/O (onboard) | Program/Data Memory | Communication Interfaces | High-Speed Counter |
|---|---|---|---|---|---|
| CPU 1211C | 6 DI / 4 DO | 2 AI | 75 KB / 100 KB | 1x PROFINET | Up to 3 @ 100 kHz |
| CPU 1212C | 8 DI / 6 DO | 2 AI | 100 KB / 125 KB | 1x PROFINET | Up to 3 @ 100 kHz |
| CPU 1214C | 14 DI / 10 DO | 2 AI | 150 KB / 200 KB | 1x PROFINET | Up to 6 @ 100 kHz |
| CPU 1215C | 14 DI / 10 DO | 2 AI / 2 AO | 200 KB / 250 KB | 2-Port PROFINET Switch | Up to 6 @ 100 kHz |
| CPU 1217C | 14 DI / 14 DO | 2 AI / 2 AO | 250 KB / 500 KB | 2-Port PROFINET Switch | Up to 6 @ 200 |
Expansion Modules
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Signal Modules (SM): Add digital and analog I/O (up to 8 per CPU)
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Communication Modules (CM): Add RS232, RS485, or PROFIBUS communication
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Signal Boards (SB): Plug directly into CPU for additional I/O without expanding footprint
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Communication Boards (CB): Add additional serial interfaces
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Battery Boards (BB): Provide long-term data retention
Please allow 2-3 days for regular shipping.
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