About Siemens CPU 6ES7314-6CH04-0AB0

Siemens SIMATIC S7-300, CPU 314C-2 DP

The Siemens 6ES7314-6CH04-0AB0 is a high-performance PLC CPU from the S7-300 series, designed for reliable industrial automation control.

Key Features:

• Product Type: Siemens SIMATIC S7-300 PLC CPU

• Model Number: 6ES7314-6CH04-0AB0

• Processor Type: CPU 314C-2 DP

• Communication: Integrated PROFIBUS DP interface for seamless connectivity

• Performance: High-speed processing for demanding industrial automation tasks

• Design: Modular with integrated I/O for flexible expansion

• Applications: Suitable for machine control, process automation, and industrial manufacturing

Why Choose Naksh Technology Solution LLP:

• Authorized supplier of Siemens automation products

• Competitive pricing with expert technical support

• Fast and reliable delivery across India

• High-quality products for industrial automation and process control 

Siemens SIMATIC S7-300 CPU 314C-2 DP

Article No: 6ES7314-6CH04-0AB0

Compact CPU with:

• MPI interface

• 24 Digital Inputs (DI) / 16 Digital Outputs (DO)

• 4 Analog Inputs (AI) / 2 Analog Outputs (AO)

• 1 Pt100 input

• 4 high-speed counters (60 kHz)

• Integrated DP interface

• Integrated 24 V DC power supply

• Work memory: 192 KB

• Front connector (2x 40-pole)

• Micro Memory Card (MMC) support

General Information

• Product type: CPU 314C-2 DP

• HW functional status: 01

• Firmware version: V3.3

• Programming software: STEP 7 V5.5 + SP1 or higher (or V5.3 + SP2 with HSP 203)

Supply Voltage

• Rated: 24 V DC

• Permissible range: 19.2 V 28.8 V

• External protection: Miniature circuit breaker, type C 2 A or type B 4 A

• Mains buffering: Stored energy 5 ms, repeat rate 1 s

Power Consumption

• Rated current: 880 mA

• No-load current: 150 mA

• Inrush current: 5 A

• Power loss: 13 W

Memory

• Work memory: 192 KB, non-expandable

• Load memory: MMC, max 8 MB

• Data retention: Yes, via MMC (maintenance-free)

CPU Performance

• Bit operations: 0.06 s

• Word operations: 0.12 s

• Fixed point arithmetic: 0.16 s

• Floating point arithmetic: 0.59 s

CPU Blocks

• Total blocks: 1024 (DB, FC, FB)

• DB max: 1024 (116000), size max 64 KB

• FB max: 1024 (07999), size max 64 KB

• FC max: 1024 (07999), size max 64 KB

• OB: max size 64 KB, various OBs available (cyclic, error, startup, DP alarms, etc.)

Counters and Timers

• S7 Counters: 256 (retentive)

• IEC Counters: unlimited (limited by RAM)

• S7 Timers: 256 (adjustable)

• IEC Timers: unlimited (limited by RAM)

Digital Inputs (DI)

• Number: 24 (16 usable for technology)

• Rated voltage: 24 V DC

• Input current: 8 mA (typ)

• Input delay: 0.1 / 0.3 / 3 / 15 ms (parameterizable)

• Cable length: Shielded max 1000 m, unshielded max 600 m

Digital Outputs (DO)

• Number: 16 (4 high-speed)

• Rated voltage: 24 V DC

• Rated current: 0.5 A per channel

• Short-circuit protection: Yes

• Switching frequency: resistive load max 100 Hz, pulse outputs max 2.5 kHz

• Cable length: shielded 1000 m, unshielded 600 m

Analog Inputs (AI)

• Number: 5 (4 voltage/current, 1 Pt100)

• Input ranges:

  • Voltage: 010 V, 10 V

  • Current: 020 mA, 20 mA, 420 mA

  • Resistance: 0600

  • Pt100: 10 M input resistance

• Measurement frequency: max 400 Hz

• Cable length: shielded max 100 m

Analog Outputs (AO)

• Number: 2

• Voltage output: 010 V, -10+10 V, short-circuit protected

• Current output: 020 mA, -20+20 mA, 420 mA

• Resolution: 12-bit

• Settling time: resistive 0.6 ms, capacitive 1 ms, inductive 0.5 ms

• Cable length: shielded max 200 m

Interfaces

• RS-485: 2 (MPI & PROFIBUS DP)

• MPI: max 187.5 kbit/s, PG/OP communication, routing, global data, S7 communication

• PROFIBUS DP: max 12 Mbit/s, max 124 DP devices, server & client support, DPV1

Functions

• PID control: Integrated

• Pulse outputs: 4, PWM up to 2.5 kHz

• Frequency measurement: 4, max 60 kHz

• Controlled positioning: Yes

• Forcing: Yes, max 10 variables

Clock

• Real-time clock: Yes, retentive, synchronizable

• Backup time: 6 weeks at 40C

• Deviation per day: max 10 s (typ. 2 s)

• Operating hours counter: Yes, 02 h

Potential Separation

• Digital inputs: channels to backplane yes, channel-to-channel no

• Digital outputs: channels to backplane yes, channels grouped in 8

• Analog inputs/outputs: common for analog I/O

Ambient Conditions

• Operating temperature: 060C

• Isolation: tested 600 V DC

Dimensions & Weight

• Width: 120 mm

• Height: 125 mm

• Depth: 130 mm

• Weight: approx. 680 g

Technical Details