SIMATIC S7-300 6ES7318-3FL01-0AB0

The SIMATIC S7-300 6ES7318-3FL01-0AB0 is a robust and efficient automation controller engineered for optimal performance in industrial applications. It features a black aluminum housing with a compact design, measuring 120 x 125 x 130 mm and weighing 1250 grams, ensuring easy installation on a DIN Rail. The controller operates at a rated voltage of 24V DC and provides an input current of 1250 mA, delivering reliable performance with a power rating of 14 W. With an operating temperature range of 0 to 60C and humidity tolerance up to 95%, it is designed for durability in challenging environments. The IP20 protection level guarantees resistance to solid objects larger than 12 mm, making it ideal for automation systems. Operating at a frequency of 50/60 Hz, the SIMATIC S7-300 ensures high precision and reliable processing, catering to diverse industrial requirements.

General Information

• Product type: CPU 319F-3 PN/DP

• HW Status: 01

• Firmware: V3.2

• Isochronous mode: Yes (via 2nd DP or PROFINET)

• Programming: STEP 7 V5.5+, Distributed Safety V5.4 SP4

Power Supply

• Rated voltage: 24 V DC

• Range: 19.2 28.8 V

• Recommended fuse: 2 A

• Buffer time: 5 ms

• Min. recovery time: 1 s

• Current consumption:

  • Rated: 1250 mA

  • No-load: 500 mA

  • Inrush: 4 A

• Power loss: 14 W

Memory

• Work memory: 2.5 MB (integrated, not expandable)

• Load memory: MMC up to 8 MB

• Data retention: 10 years

• Backup: Built-in, no battery required

Processing Times

• Bit operation: 0.004 s

• Word: 0.01 s

• Fixed point: 0.01 s

• Floating point: 0.04 s

Blocks

• Total blocks: 4096 (DB, FC, FB)

• Max size: 64 KB for DB/FB/FC

• OB Types Supported:

  • Cycle OB: OB1

  • Time alarm: OB10

  • Delay: OB20, OB21

  • Cyclic interrupts: OB3235

  • Process alarm: OB40

  • DPV1 alarms: OB5557

  • Isochronous: OB61

  • Startup: OB100

  • Error OBs: OB80, 82, 83, 85, 86, 87

  • Sync errors: OB121, OB122

Resources

• Counters (S7): 2048

• IEC Counters/Timers: Unlimited (RAM-based)

• Timers (S7): 2048

• Flags: 8192 bytes (MB0MB8191)

• Retentive memory: Up to 700 KB

Addressing

• Input area: 8 KB

• Output area: 8 KB

• Process image: 8 KB each (I/O)

• Digital channels: 65,536

• Analog channels: 4096

Hardware Configuration

• DP Masters:

  • Integrated: 2

  • Via CP: 4

• Max racks: 4

• Modules per rack: 8

• Max FMs: 8

• Max CPs: 8 PtP / 10 LAN

Time Functions

• Real-time clock: Yes, battery-free

• Backup time: 6 weeks

• Max deviation: 210 s/day

Interfaces

1. RS485 Interface

• Supports MPI, DP Master/Slave

• Speed: 12 Mbit/s

• Supports routing, S7 communication (server), GD communication

2. RS485 Interface

• DP Master/Slave only

• Isochronous mode supported

• Speed: 12 Mbit/s

3. PROFINET Interface

• 2-port switch, RJ45

• 10/100 Mbit/s (auto)

• Roles supported:

  • IO Controller

  • IO Device

  • CBA

  • Open IE (TCP/IP, ISO-on-TCP, UDP)

• Features:

  • Media redundancy (MRP)

  • Web server

  • Device replacement

  • IRT support

PROFINET IO Performance

• Max IO Devices: 256

• Max IRT Devices: 64

• User data consistency: 1024 bytes

• Send/Update cycle: 250 s to 512 ms

Diagnostics & Programming

• Programming languages: LAD, FBD, STL, SCL, CFC, GRAPH, HiGraph

• Status functions: Yes

• Breakpoints: 4

• Diagnostic buffer: 500 entries (100 retentive)

Mechanical Data

• Width: 120 mm

• Height: 125 mm

• Depth: 130 mm

• Weight: Approx. 1.25 kg

Technical Details 

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