Description
Siemens 6ES7214-1HG40-0XB0 functions as the primary compact processing unit within the SIMATIC S7-1200 controller family. This specific CPU 1214C variant balances integrated digital and analog I/O points with a DC-powered logic board and mechanical relay outputs. It executes discrete and continuous control loops for distributed machine modules, conveyor tracking lines, and pump control systems using the TIA Portal engineering framework.
Are you resolving an active machine fault or updating a control cabinet panel layout? We maintain immediate inventory for this compact controller model.
- Availability: In Stock
- Lead Time: 1 to 2 business days for rapid worldwide air delivery
- Condition: New Original in Factory Sealed Packaging
- Warranty: 12-Month Comprehensive Industrial Warranty
- Pricing Note: The pricing listed on our trading platform reflects general market conditions and baseline component costs. Spot pricing moves frequently based on localized allocation pools, factory lead times, and global shipping demands. Reach out to our sales desk to obtain a firm, formal spot quote.
Technical Specifications and Hardware Architecture
In field deployments of S7-1200 architectures, our field engineers observed that the relay configuration provides excellent isolation when switching inductive actuator loads up to 2 A—though your mileage may vary depending on the inductive suppression circuits installed across your contactor coils. The housing clips directly onto a standard 35 mm DIN rail and utilizes removable terminal blocks to ease wiring overhead during assembly swaps.
Core Controller Parameters
| Parameter | Value |
| Model Designation | CPU 1214C DC/DC/Relay |
| Product ID Code | 6ES7214-1HG40-0XB0 |
| Supply Voltage Configuration | 24 V DC nominal (permissible range: 20.4 to 28.8 V DC) |
| Onboard Digital Inputs | 14 Inputs (24 V DC, sourcing/sinking parameters) |
| Onboard Digital Outputs | 10 Outputs (Mechanical Relays, 2 A maximum resistive load) |
| Onboard Analog Inputs | 2 Inputs (0 to 10 V DC differential, 10-bit resolution) |
| Integrated Work Memory | 150 KB (non-expandable program and data area) |
| Integrated Load Memory | 4 MB (expandable via SIMATIC Memory Card up to 2 GB) |
| Bit Processing Speed | 0.08 \mus per instruction typical |
Well, technically the integrated PROFINET port operates as both an IO Controller and an IO Device, but only if you configure the network interface inside STEP 7 V13 SP1 or higher. If you attempt to load projects generated in older software versions without updating the device firmware description files, the hardware will reject the configuration block. Do not underestimate this software interlock when dealing with legacy plant migration steps.
Terminal Interfacing and Communication Topology
Connecting field devices to the 6ES7214-1HG40-0XB0 processor requires splitting your field signaling wires across the top and bottom screw-terminal rows. The physical layout separates the low-voltage logic power and analog inputs from the high-voltage potential relay outputs.
[ Siemens 6ES7214-1HG40-0XB0 ]
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(Top Terminals) (RJ45 Interface) (Bottom Terminals)
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[24V DC Power & 14 DI] [PROFINET Network] [10 Relay DO & 2 AI] The communications block features a single RJ45 port supporting standard PROFINET IO, TCP/IP Open IE communication, and industrial Web Server hosting. For applications requiring high-speed tracking, six of the onboard digital inputs connect straight to the internal High-Speed Counters (HSC), processing frequency thresholds up to 100 kHz. When placing the controller into service, ensure that the ground terminal on the top left block seats directly to the copper busbar. If the ground path impedance rises, stray electromagnetic interference can cause minor fluctuations on the 0-10 V analog input readings.
International Customs, Shipping Protocols, and Compliance
Moving programmable controllers across global industrial boundaries requires meticulous documentation to clear customs inspection rings without delays. Because these units are integral to manufacturing automation infrastructure, export compliance frameworks govern their distribution paths.
Packing and Electrostatic Guarding
Every 6ES7214-1HG40-0XB0 is wrapped in an ESD-safe protective film at the factory and nested inside a rigid cardboard enclosure. We reinforce this consumer box with structural outer cartons lined with shock-absorbent dunnage to safeguard the internal relay armatures during international air transit.
Global Trade Data Metrics
Our export team speeds up terminal checkouts by sending clean electronic documentation directly to your freight forwarder:
- Harmonized System Code (HS Code): 8537.10.91 (Programmable controllers for a voltage not exceeding 1,000 V)
- Export Control Classification Number (ECCN): EAR99 (Subject to regional commercial clearance verification)
- Included Documentation: Complete commercial invoices, packed weight and volume metrics, and official Manufacturer Country of Origin statements.
Frequently Asked Questions
What is the maximum number of extension modules I can attach to this CPU?
The CPU 1214C chassis allows you to expand your physical I/O footprint by adding up to 8 Signal Modules (SM) to the right side of the main housing. Additionally, you can clip 1 Signal Board (SB) directly onto the front faceplate and slide up to 3 Communication Modules (CM) onto the left side rail.
Can this controller output high-speed PWM pulses for servo drive positioning?
No. Because the 6ES7214-1HG40-0XB0 utilizes mechanical relay outputs rather than solid-state transistors, it cannot generate high-speed Pulse Width Modulation (PWM) or Pulse Train Outputs (PTO). For motion control or high-speed pulsing, you must utilize the transistor-output CPU variant (6ES7214-1AG40-0XB0) or add a dedicated digital expansion board.
What express courier platforms do you utilize for urgent mill shutdowns?
We ship parts daily via premium priority express services such as DHL Express, FedEx Priority, and UPS Worldwide Saver. Tracking links are updated on your dashboard immediately following warehouse checkout, letting you track your replacement processor straight to your plant dock.
