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Siemens SIMATIC S7-300 CPU 313C 6ES7313-5BF03-0AB0

Siemens SIMATIC S7-300 CPU 313C 6ES7313-5BF03-0AB0

Series#: Siemens

Product Details

Siemens SIMATIC S7-300 CPU 313C (MLFB: 6ES7313-5BF03-0AB0) – Compact, high-performance CPU with integrated I/O for demanding automation tasks.
Built-in 24 Digital Inputs, 16 Digital Outputs, 4 Analog Inputs, 2 Analog Outputs, and 1 Pt100 temperature sensor input.
3 high-speed counters (30 kHz) for precise counting and frequency measurement without additional modules.
64 KB working memory for efficient program execution and data handling in control applications.
Integrated MPI interface for easy communication with HMIs, other CPUs, and programming devices.
Requires a Micro Memory Card (MMC) for load memory, ensuring reliable program storage and transport.
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Specification

Datasheet (PDF)

The Siemens SIMATIC S7-300 CPU 313C, order number 6ES7313-5BF03-0AB0, is a versatile compact controller designed for mid-range automation applications. As a member of the S7-300 family, it combines a powerful CPU with a rich set of integrated digital and analog I/O, making it an ideal choice for machines requiring both logic control and process monitoring. The CPU 313C excels in environments where space is limited but performance cannot be compromised, offering high-speed counting, precise analog measurement, and direct Pt100 temperature sensing. Its robust design ensures reliable operation in harsh industrial settings, from chemical processing to electronics manufacturing.

Category	Specification	Details
General Information	Product Type	Siemens SIMATIC S7-300 CPU 313C
Order Number (MLFB)	6ES7313-5BF03-0AB0
Product Series	SIMATIC S7-300
CPU Type	Compact CPU with integrated I/O
Integrated I/O	Digital Inputs (DI)	24, 24 V DC, sink/source
Digital Outputs (DO)	16, 24 V DC, 0.5 A per channel
Analog Inputs (AI)	4, 0-10 V / 0-20 mA, 12-bit resolution
Analog Outputs (AO)	2, 0-10 V / 0-20 mA, 12-bit resolution
Temperature Input	1 Pt100 (RTD), 4-wire connection
High-Speed Counters	3 x 30 kHz (up/down, gate, latch)
Memory	Working Memory	64 KB (program and data)
Load Memory	Micro Memory Card (MMC) required (up to 8 MB)
Retentive Memory	Yes, configurable via hardware configuration
Communication	Interface	1 x MPI (PROFIBUS DP capable via DP module)
Protocols	MPI, PROFIBUS DP (with external CP)
PG/OP Communication	Yes, via MPI for programming and HMI
Performance	Bit Operation Time	0.1 µs typical
Word Operation Time	0.2 µs typical
Fixed-Point Operation Time	0.2 µs typical
Floating-Point Operation Time	0.6 µs typical
Programming	Software	STEP 7 V5.5 + SP1 or higher / TIA Portal V12+
Programming Languages	LAD, FBD, STL, SCL, GRAPH
Block Types	OB, FB, FC, DB (max. 32 KB per block)
Counters & Timers	S7 Counters	Unlimited (limited by RAM)
S7 Timers	Unlimited (limited by RAM)
IEC Counters	Yes (SFB types)
IEC Timers	Yes (SFB types)
Power Supply	Rated Voltage	24 V DC (19.2 V to 28.8 V)
Current Consumption	Typ. 0.8 A (without load)
Power Loss	Typ. 5.5 W
Mechanical	Dimensions (W x H x D)	120 mm x 125 mm x 130 mm
Weight	Approx. 0.65 kg
Front Connector	2 x 40-pole (included)
Environmental	Operating Temperature	0 °C to +60 °C (horizontal mounting)
Storage Temperature	-40 °C to +70 °C
Protection Class	IP20 (with front door closed)