SIEMENS PLC 6ES7212-1HF40-0XB0

About SIEMENS PLC 6ES7212-1HF40-0XB0

Siemens SIMATIC S7-1200 – CPU 1212FC (DC/DC/Relay)

Compact CPU with onboard I/O

General Information

• Product Type: CPU 1212FC DC/DC/Relay

• Firmware Version: V4.7

• Programming: STEP 7 V20 or higher

• Memory:

  • Work memory: 150 KB

  • Load memory: 2 MB

  • Backup: Yes, maintenance-free, without battery

Supply & Power

• Rated Voltage: 24 V DC

• Permissible Range: 20.4 – 28.8 V DC

• Reverse Polarity Protection: Yes

• Input Current:

  • CPU only: 400 mA

  • With all expansion modules: Max 1,200 mA

• Inrush Current: Max 12 A at 28.8 V DC

• Power Loss: Typical 9 W

CPU Performance

• Bit operations: 0.08 μs

• Word operations: 1.7 μs

• Floating point arithmetic: 2.3 μs

• Counters: 6, Max. 100 kHz

• Position-controlled axes: 8

• Pulse outputs: Up to 4 via SB 1222

• PID controller: Yes

Digital I/O

• Digital Inputs: 8 (6 usable for HSC)

  • Voltage: 24 V DC

  • Input delay: Parameterizable (0.1 μs – 20 ms)

• Digital Outputs: 6 relay outputs

  • Max. current: 2 A

  • Max. lamp load: 30 W DC / 200 W AC

  • Mechanical life: 10 million cycles

• Relay Outputs: 6

Analog I/O

• Analog Inputs: 2 (0–10 V DC, ≥100 kΩ)

• Analog Outputs: 0

• Conversion Time: 625 μs per channel

• Resolution: 10 bit

Encoder Interface

• Connectable Encoders: 2-wire sensor

Communication

• PROFINET Ports: 1 (no integrated switch, isolated)

• Protocols Supported: PROFINET IO Controller/Device, PROFIsafe, PROFIBUS, OPC UA, MODBUS, TCP/IP, SNMP, DCP, LLDP

• Media Redundancy: Not supported

• OPC UA: Basic license required

Diagnostics & Status

• LED Indicators: RUN/STOP, ERROR, MAINT

• Forcing & Traces: Supported, up to 2 traces, 512 KB each

• Diagnostic Buffer: Present

Potential Separation

• Digital Inputs: 500 V AC for 1 min (per channel group)

• Digital Outputs: Relay, per group of 2 channels

EMC & Interference Immunity

• ESD: 8 kV air, 6 kV contact (IEC 61000-4-2)

• Cable-borne Interference: IEC 61000-4-4

• Voltage Surge: IEC 61000-4-5

• High-Frequency Radiation: IEC 61000-4-6

• Radio Interference: EN 55011 Class A & B

Safety & Approvals

• Highest Safety Class: PLe / SIL 3

• Approvals: CE, UL, cULus, FM, RCM, KC, Marine

• Environmental Profile: Siemens Eco Profile, EcoTech

• Global Warming Potential: Total 76.4 kg CO₂ eq

Environmental Conditions

• Operating Temperature: 0°C – 55°C (Horizontal), 0°C – 45°C (Vertical)

• Storage Temperature: -40°C – 70°C

• Humidity: Max 95%, no condensation

• Altitude: -1,000 m to 5,000 m

• Vibration & Shock: IEC 60068-2-6, IEC 60068-2-27

• Pollutant Concentrations: SO₂ <0.5 ppm, H₂S <0.1 ppm

Programming & Configuration

• Languages: LAD, FBD, SCL (failsafe supported)

• User & Access Protection: Passwords, copy/block protection, up to 42 users, 14 groups, 20 roles

• Cycle Time Monitoring: Adjustable

Mechanics & Dimensions

• Width: 90 mm

• Height: 100 mm

• Depth: 75 mm

• Weight: 385 g

Technical Details