About

Siemens SIMATIC S7-1200F CPU 1212FC

Product Code: 6ES7212-1AF40-0XB0

General Information:

• Type: Compact CPU, DC/DC/DC

• Onboard I/O: 8 DI (24 V DC), 6 DO (24 V DC), 2 AI (0–10 V DC)

• Memory: Program/Data 150 KB

• Firmware Version: V4.7

• Programming: STEP 7 V20 or higher

• Power Supply: 20.4–28.8 V DC

• Reverse Polarity Protection: Yes

Electrical Specifications:

• Current Consumption:

  • CPU only: 400 mA

  • CPU with all expansion modules: 1,200 mA

• Inrush Current: 12 A at 28.8 V DC

• Power Loss (typical): 9 W

• Encoder Supply: 24 V L+ minus 4 V min.

• Output Current for Backplane Bus: Max 1 A (5 V DC)

CPU Performance:

• Bit Operations: 0.08 μs/instruction

• Word Operations: 1.7 μs/instruction

• Floating Point Arithmetic: 2.3 μs/instruction

• Counters: 6, max 100 kHz

• Positioning Axes: Up to 8 controlled, 4 via pulse-direction interface

• PID Controller: Yes

• Alarm Inputs: 4

• Pulse Outputs: 4 (max 100 kHz)

Memory & Data Areas:

• Work Memory: 150 KB

• Load Memory: 2 MB

• Retentive Data Area: Max 14 KB

• Flags: Max 4 KB

• Local Data per Priority Class: 16 KB (Class 1), 6 KB (Class 2–26)

Digital I/O:

• Digital Inputs: 8 (6 for high-speed counting)

• Digital Outputs: 6 (4 high-speed)

• Switching Capacity: Resistive load 0.5 A, Lamp load 5 W

• Pulse Train Output: Max 100 kHz

• Relay Outputs: 0

Analog I/O:

• Analog Inputs: 2 (0–10 V, ≥100 kΩ)

• Analog Outputs: 0

Communication & Protocols:

• Interface: PROFINET, RJ45 (1 port), isolated

• Protocols: PROFINET IO Controller/Device, PROFIsafe, PROFIBUS (with CM), OPC UA, Modbus, AS-Interface

• Ethernet Protocols: TCP/IP, SNMP, DCP, LLDP, ISO-on-TCP, UDP

• Web Server: Supported, user-defined pages

• OPC UA: Basic license required, max 10 sessions, max 5 subscriptions/session

Safety & Standards:

• Performance Level: PLe (ISO 13849-1)

• SIL: SIL 3 (IEC 61508)

• Protection Degree: IP20

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

• Eco Profile: Environmental Product Declaration Type II (ISO 14021)

• Global Warming Potential:

  • Total: 76.4 kg CO₂ eq

  • Production: 13.8 kg

  • Operation: 63.4 kg

  • End-of-life: -0.89 kg

Environmental Conditions:

• Operating Temp: 0–55 °C (horizontal), 0–45 °C (vertical)

• Storage Temp: -40–70 °C

• Altitude: -1000 m to 5000 m (restrictions above 2000 m)

• Humidity: Max 95%, no condensation

• Vibration: 2 g (wall), 1 g (DIN rail)

• Shock: 15 g, 11 ms half-sine

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

Programming & Security:

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

• Program Protection: Password, copy, block protection

• Access Control: Device-wide, 42 users, 14 groups, 20 roles

• Cycle Time Monitoring: Adjustable

Dimensions & Weight:

• Width: 90 mm

• Height: 100 mm

• Depth: 75 mm

• Weight: 370 g

Technical Details