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Siemens 6ES7312-5BF04-0AB0 SIMATIC S7-300 CPU 312C

Siemens 6ES7312-5BF04-0AB0 SIMATIC S7-300 CPU 312C

Series#: Siemens

Product Details

SIEMENS SIMATIC S7-300 CPU 312C 6ES7312-5BF04-0AB0 – Compact, high-performance controller with integrated I/O for demanding automation tasks.
Equipped with 64 KB working memory and a blazing-fast processing speed of up to 100 ns per binary instruction.
Features 10 digital inputs (configurable for alarm processing) and 6 digital outputs, plus 2 high-speed counters (up to 10 kHz).
Supports MPI communication for seamless integration with PG/PC, HMI, and other S7-300/400 systems.
Requires a SIMATIC MMC card for program storage, with password protection and robust diagnostic buffer for up to 500 events.
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Specification

Datasheet (PDF)

The SIEMENS SIMATIC S7-300 CPU 312C, with the order number 6ES7312-5BF04-0AB0, is a compact yet powerful CPU designed for mid-range automation applications. It combines a fast processor with integrated digital I/O, making it ideal for applications requiring precise control and quick response times. This CPU is part of the proven S7-300 family, offering exceptional reliability and scalability. With its 24 V DC power supply and wide temperature tolerance, it is suitable for harsh industrial environments. The CPU 312C supports programming via STEP 7 and provides advanced diagnostics and data retention features, ensuring continuous operation even in the event of a power failure.

Specification	Details
Product Number	6ES7312-5BF04-0AB0
Series	SIMATIC S7-300
CPU Type	CPU 312C
Manufacturer	Siemens
Power Supply	24 V DC (19.2 V to 28.8 V)
Working Memory	64 KB
Processing Speed	Up to 100 ns per binary instruction
Digital Inputs	10 (configurable for alarm processing)
Digital Outputs	6
High-Speed Counters	2 channels, up to 10 kHz
Interfaces	MPI (Multi-Point Interface) for communication with S7-300/400, PG/PC, and OP
Program Storage	Requires SIMATIC MMC card (up to 8 MB)
Connector	Front connector (1x 40 pin)
Supported Software	STEP 7 for S7-300/400
MPI Connections	Up to 6 simultaneous connections (dedicated for PG and OP)
Global Data Communication	Up to 16 CPUs via MPI
Password Protection	Yes, for user programs
Diagnostic Buffer	Stores up to 500 error/interrupt events (100 for long-term storage)
Retentive Data	Automatically written to MMC card on power failure
Expansion Capability	Supports signal modules (SM), communication processors (CP), function modules (FM), and power supply modules (PS)
Environmental Temperature	-25°C to +60°C
Protection Class	IP20 (suitable for cabinet mounting)