Siemens 6ES7314-1AF11-0AB0 CPU 314

Series#: Siemens

Product Details

SIEMENS SIMATIC S7-300 CPU 314 (6ES7314-1AF11-0AB0) – A high-performance central processing unit with integrated MPI interface for medium-scale automation tasks.
64 KB Working Memory – Delivers robust program execution and data handling for complex industrial processes.
Integrated MPI Communication – Enables seamless connectivity with programming devices and other S7-300 modules.
24 V DC Power Supply – Wide input range (19.2 V to 28.8 V) ensures stable operation in demanding environments.
Micro Memory Card (MMC) Required – Supports flexible load memory expansion for larger programs and data storage.
Fast Processing Speeds – Bit operation at 0.1 µs and floating-point arithmetic at 1.1 µs for efficient control loops.
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Specification

The Siemens SIMATIC S7-300 CPU 314, identified by the order number 6ES7314-1AF11-0AB0, is a versatile and powerful controller designed for mid-range automation applications. With its 64 KB working memory and integrated MPI interface, this CPU excels in managing complex tasks in industries such as chemical processing, electronics manufacturing, and general industrial automation. It offers a balanced combination of processing speed, memory capacity, and communication capabilities, making it an ideal upgrade from smaller CPUs like the CPU 312. The device requires a Micro Memory Card (MMC) for load memory, ensuring flexible program storage and data retention. Below are the detailed technical specifications.

Parameter	Specification
Product Type	SIMATIC S7-300 CPU 314
Order Number	6ES7314-1AF11-0AB0
Working Memory	64 KB
Load Memory	Micro Memory Card (MMC) required; capacity varies by MMC used
Retentive Memory	Available; size depends on MMC capacity and configuration
Integrated Interfaces	MPI (Multi-Point Interface) for programming and communication
Power Supply Voltage	24 V DC (19.2 V to 28.8 V range)
Power Protection	External fuse or circuit breaker recommended for power cables
Bit Operation Time	Approx. 0.1 µs
Word Operation Time	Approx. 0.24 µs
Fixed-Point Arithmetic Time	Approx. 0.32 µs
Floating-Point Arithmetic Time	Approx. 1.1 µs
Programming Software	STEP 7 V5.x (compatible version; check latest documentation)
Number of Data Blocks (DBs)	Unlimited (limited by RAM capacity and MMC size)
Number of Function Blocks (FBs)	Unlimited (limited by RAM capacity and MMC size); max 32 KB per block
Number of Functions (FCs)	Unlimited (limited by RAM capacity and MMC size); max 32 KB per block
Organization Blocks (OBs)	OB1, OB10, OB20, OB21, OB32, OB33, OB34, OB35, OB40, OB100, OB80, OB82, OB85, OB87, OB121, OB122 (types and availability depend on configuration)
S7 Counters	Unlimited (limited by RAM); retentive
S7 Timers	Unlimited (limited by RAM); retentive
Application Areas	Chemical, electronics, electrical, and other industrial automation fields
Storage Media Requirement	Micro Memory Card (MMC) mandatory for load memory