✅ TECHNICAL OVERVIEW
The Siemens SIMATIC S7-1200 CPU 1214FC AC/DC/Rly is a compact PLC controller designed for small to medium control applications that require AC supply voltage and relay outputs.
This CPU is ideal when controlling both AC and DC devices in HVAC, building automation, pump systems, and general machinery where mixed signal outputs are needed.
As part of the SIMATIC S7-1200 family, it integrates high-performance control, onboard I/O, and industrial networking — all in a compact, DIN-rail mountable unit. Engineering and diagnostics are done via TIA Portal with built-in PROFINET (Ethernet) for network communication.
? Technical Specification
| Parameter | Specification |
|---|
| Product Brand | Siemens |
| Product Series | SIMATIC S7-1200 |
| Product Type | Compact PLC CPU |
| Model | CPU 1214C AC/DC/Rly |
| Part Number | 6ES7214-1AF40-0XB0 |
| Power Supply | 120–230 V AC |
| Digital Inputs | 14 × 24 V DC |
| Digital Outputs | 10 × Relay Outputs |
| Analog Inputs | 2 × 0–10 V DC |
| Program Memory | 125 KB |
| Data Memory | 125 KB |
| Load Memory | Integrated (memory card supported) |
| Communication Interface | PROFINET (Ethernet) |
| Integrated Safety | No |
| Programming Software | TIA Portal |
| Supported Languages | LAD, FBD, SCL (Structured Text) |
| Mounting Type | DIN Rail |
| Typical Applications | HVAC, Pump Control, Building Automation |
| Condition | New & Original |
? Key Features
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AC supply support (no DC supply required)
-
Relay outputs suitable for switching AC loads, motors, lights
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Integrated PROFINET for fast networking
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Compact footprint fits standard DIN rails
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Full diagnostic and program support in TIA Portal
S7-1200 PLC CPU Model Name, | Description, | Siemens Part Number (Order Code) |
|---|
| CPU 1211C DC/DC/DC | Entry-level compact PLC with integrated I/O | 6ES7211-1AE40-0XB0 |
| CPU 1211C AC/DC/Relay | AC supply, relay outputs variant | 6ES7211-1BE40-0XB0 |
| CPU 1211C DC/DC/Relay | DC power, relay outputs | 6ES7211-1HE40-0XB0 |
| CPU 1212C DC/DC/DC | Standard performance compact PLC | 6ES7212-1AE40-0XB0 |
| CPU 1212C AC/DC/Relay | AC version with relay outputs | 6ES7212-1BE40-0XB0 |
| CPU 1212C DC/DC/Relay | DC power with relay outputs | 6ES7212-1HE40-0XB0 |
| CPU 1214C DC/DC/DC | Mid-range compact CPU | 6ES7214-1AG40-0XB0 |
| CPU 1214C AC/DC/Relay | Mid-range CPU with AC/relay outputs | 6ES7214-1BG40-0XB0 |
| CPU 1214C DC/DC/Relay | Mid-range DC with relay outputs | 6ES7214-1HG40-0XB0 |
| CPU 1215C DC/DC/DC | Higher-performance CPU | 6ES7215-1AG40-0XB0 |
| CPU 1215C AC/DC/Relay | Higher performance with AC/relay | 6ES7215-1BG40-0XB0 |
| CPU 1215C DC/DC/Relay | Higher performance DC with relay | 6ES7215-1HG40-0XB0 |
| CPU 1217C DC/DC/DC | Top performance compact CPU | 6ES7217-1AG40-0XB0 |
