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SIEMENS SIMATIC S7-300 CPU 314
SKU: 6ES7314-1AG14-0AB0
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Short Description
Pricing available on request
Description:
The SIMATIC S7-300 CPU 314 is a tiny central processing unit intended for mid-range automation operations.
It includes integrated MPI communication, a 24 V DC power supply, and 128 KB of work memory.
Ideal for modular control systems that require flexible expansion and consistent performance.
Buy currently uses Select Automation shop pricing and checkout.
Specifications:
General Features:
CPU type: SIMATIC S7-300 CPU 314.
Firmware version: V3.3.
HW functional status: 01.
Programming software: STEP 7 V5.5 + SP1 or higher.
Memory card required: Micro Memory Card (MMC) up to 8 MB.
Retentive memory: Yes (via MMC, maintenance-free).
Real-time clock: Yes, retentive and synchronically.
Clock backup time: 6 weeks at 40°C.
Electrical Characteristics:
Supply voltage: 24 V DC (range: 19.2–28.8 V).
Rated current consumption: 650 mA.
Inrush current: 3.5 A.
Power loss: ~4 W.
Mains buffering: 5 ms.
Memory & Processing:
Work memory: 128 KB.
Load memory: via MMC (max. 8 MB).
Bit operation time: 0.06 µs.
Word operation time: 0.12 µs.
Floating point operation: 0.59 µs.
Max blocks: 1024 DBs, FCs, FBs (64 KB each).
Data & Addressing:
I/O address space: 1024 bytes each for inputs and outputs.
Process image: 128 bytes default, adjustable up to 1024 bytes.
Retentive flag memory: MB 0–255 (preset MB 0–15).
Timers/Counters: 256 S7 timers & counters, IEC types supported.
Local data per block: up to 2 KB.
Interfaces & Communication:
Integrated interface: RS485 (MPI).
Transmission rate: up to 187.5 kbit/s.
Supported protocols: MPI, S7 communication (server only), global data, PG/OP.
Max connections: 12 total (PG, OP, S7 basic).
No integrated PROFINET or PROFIBUS DP.
Expansion & Modules:
Expansion units: up to 3.
Max modules per rack: 8.
Max racks: 4.
Supported modules: FM (8), CP PtP (8), CP LAN (10).
Environmental Conditions:
Operating temperature: 0°C to +60°C.
Storage temperature: -40°C to +70°C.
Shock resistance: 15 g over 11 ms.
Vibration resistance: IEC 60068-2-6 compliant.
Pollution degree: 2.
Dimensions & Weight:
Width: 40 mm.
Height: 125 mm.
Depth: 130 mm.
Weight: ~280 g.
Approvals & Compliance:
CE, UKCA, UL, ATEX, IECEx, RCM, CCC.
RoHS: Compliant.
Marine certifications: ABS, DNV, BV, LRS, NK, PRS.