6ES7214-1HG40-0XB0 CPU 1214C | Siemens S7-1200 DC/DC/Relay 14DI 10DO

6ES7214-1HG40-0XB0 – Siemens SIMATIC S7-1200 CPU 1214C

Brand: Siemens | Model: 6ES7214-1HG40-0XB0 | Series: SIMATIC S7-1200 | Type: Compact PLC CPU

High-performance compact CPU with DC power and relay outputs. 14 digital inputs, 10 relay outputs, 2 analog inputs. 150 KB memory, PROFINET, OPC UA server. For medium to large automation tasks.

Key Features

• Large I/O count – 14 DI, 10 DO, 2 AI
• DC power supply – 20.4-28.8 V DC
• Relay outputs – 10 outputs, 2 A each
• Big memory – 150 KB work memory, 4 MB load memory
• PROFINET onboard – 1 port, 100 Mbit/s
• OPC UA server – built-in (license required)

Technical Specifications

• General
  • Manufacturer: Siemens
  • Model: 6ES7214-1HG40-0XB0
  • Series: SIMATIC S7-1200
  • Type: CPU 1214C DC/DC/Relay
  • Firmware: V4.6
  • Weight: 0.384 kg
• Memory
  • Work memory: 150 KB
  • Load memory: 4 MB (integrated)
  • Retentive data: 14 KB max
  • Memory card: SIMATIC Memory Card (optional)
• Performance
  • Bit operations: 0.08 µs
  • Word operations: 1.7 µs
  • Floating point: 2.3 µs
• Power Supply
  • Input voltage: 20.4-28.8 V DC
  • Reverse polarity protection: Yes
  • Current consumption: 500 mA (CPU only)
  • Current consumption: 1500 mA (with all modules)
  • Power loss: 12 W (typical)
  • Backplane current: 1600 mA (5 V DC)
• Digital Inputs
  • Number: 14 (24 V DC)
  • HSC inputs: 6 (up to 100 kHz)
  • Input delay: 0.2-12.8 ms (configurable)
  • Signal “1”: 15 V DC at 2.5 mA
  • Cable length: 500 m (shielded), 300 m (unshielded)
• Digital Outputs
  • Number: 10 (Relay)
  • Contact rating: 2 A (resistive load)
  • Lamp load: 30 W (DC) / 200 W (AC)
  • Output delay: 10 ms max
  • Cable length: 500 m (shielded), 150 m (unshielded)
• Analog Inputs
  • Number: 2
  • Range: 0-10 V DC
  • Resolution: 10 bits
  • Conversion time: 625 µs
  • Input resistance: ≥100 kΩ
  • Cable length: 100 m (shielded)
• Communication
  • PROFINET: 1 port (RJ45), 100 Mbit/s
  • PROFIBUS: Via CM 1243-5 (master) or CM 1242-5 (slave)
  • OPC UA: Server built-in (license required)
  • AS-Interface: Via CM 1243-2
  • Open IE: TCP/IP, ISO-on-TCP, UDP
  • Web server: Yes (user-defined pages)
  • MODBUS: Yes
  • Connections: Up to 64 total
• Environmental
  • Operating temp: -20…60 °C (horizontal)
  • Operating temp: -20…50 °C (vertical)
  • Storage temp: -40…70 °C
  • Humidity: 95% (non-condensing)
  • Protection: IP20
  • Vibration: 2 g (wall) / 1 g (DIN rail)
  • Altitude: Up to 5000 m
• Certifications
  • CE, UL, cULus, FM, RCM, KC
  • Marine approval

Installation & Commissioning

• Mounting: DIN rail or wall mount.
• Wiring: Removable terminal blocks – easy connections.
• Software: TIA Portal (STEP 7 V18 or higher).
• Configuration: Auto-detection of connected modules.

Compatibility & Applications

• Systems: SIMATIC S7-1200 family.
• Typical uses: Machine control, conveyor systems, packaging, HVAC.
• Expansion: Up to 3 comm modules, 8 signal modules, 1 signal board.

Package & Delivery

• Package: 1 CPU + documentation.
• Warranty: 12 months.
• Shipping: FedEx, UPS, DHL – dispatched within 12-24 hours.

Expert Review

“Powerful CPU for demanding applications. The 150 KB memory handles complex programs. OPC UA server simplifies data integration. Relay outputs manage AC loads directly.”

Manager’s Insight

“Excellent for larger automation projects. 14 DI and 10 DO provide plenty of I/O. Use TIA Portal V18 for advanced programming. Great value for mid-range PLC needs.”

Application Scenarios

• Complex machine control systems
• Conveyor and material handling
• HVAC with multiple zones
• Packaging and bottling lines

Comparison with Similar Models

• 6ES7214-1HG40-0XB0 – 14 DI/10 DO relay, DC, 150 KB.
• 6ES7214-1AG40-0XB0 – DC/DC/DC version (transistor outputs).
• 6ES7212-1BE40-0XB0 – CPU 1212C, fewer I/O, AC power.
• 6ES7215-1BG40-0XB0 – CPU 1215C, more memory and analog outputs.

FAQ

• What power supply does it need?
  20.4-28.8 V DC.
• How many I/O does it have?
  14 DI, 10 DO (relay), 2 AI.
• What is the memory size?
  150 KB work memory, 4 MB load memory.
• Does it have OPC UA?
  Yes – OPC UA server built-in (license required).
• What software do I need?
  TIA Portal V18 or higher.
• Can I expand it?
  Yes – up to 3 comm modules and 8 signal modules.
• What is the temperature range?
  -20…60 °C horizontal, -20…50 °C vertical.
• How to choose between CPU 1214C and 1215C?
  1215C has more memory and analog outputs – choose for advanced applications.

Selection Guide

• For DC power with relay outputs (larger I/O): 6ES7214-1HG40-0XB0.
• For DC power with transistor outputs: 6ES7214-1AG40-0XB0.
• For AC power with relay outputs (smaller I/O): 6ES7212-1BE40-0XB0.
• For even more I/O and analog outputs: 6ES7215-1BG40-0XB0.

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