Description
Designed to optimize cabinet footprint efficiency while providing dependable computational power, the Beckhoff CP6221-0001-0070 integrates a robust control interface directly into complex automation environments. Combining an open Windows operating system environment with industrial-grade reliability, this unit runs on an Intel Celeron G3900TE 2.3 GHz dual-core processor, achieving TwinCAT 3 (TC3) performance level 50 compatibility. Its physical build pairs a robust aluminum front plate with a protective sheet-steel rear cover, designed to maintain IP65 ingress protection on the front face and IP20 protection on the rear, rendering it resilient within challenging high-interference production zones.
Key Features
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Industrial Processor Architecture: Features an Intel Celeron G3900TE dual-core processor optimized for synchronous PLC control loops.
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Memory Configuration: Includes 4 GB DDR4 RAM ex factory, scalable to accommodate memory-intensive SCADA engines.
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Robust Interfaces: Equipped with dual independent 100/1000BASE-T Ethernet controllers, four USB 3.0 ports, RS232, and DVI connectivity.
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Physical Resilience: Front face engineered to IP65 standards against liquid splash and fine dust; IP20-rated rear enclosure.
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Clamping Lever Design: Employs integrated pull-out clamping levers for rapid, hardware-free installation inside panel cutouts.
Industrial Applications
- Automobile assembly line main HMI systems with deterministic real-time communication.
- Multi-axis packaging machinery control systems requiring integrated TwinCAT PLC execution.
- Water treatment telemetry hubs running localized SCADA nodes.
- Special-purpose machine tools requiring integrated operator controls and physical robustness.
Technical Specifications
| Parameter |
Specification Value |
| Manufacturer |
Beckhoff Automation |
| Model Number |
CP6221-0001-0070 |
| Processor |
Intel Celeron G3900TE 2.3 GHz (2 cores) |
| System Memory |
4 GB DDR4 RAM (expandable up to 32 GB) |
| TwinCAT Level |
TwinCAT 2: 50 | TwinCAT 3: 50 |
| Motherboard |
3.5-inch industrial form factor |
| Storage Interfaces |
1 x 2.5-inch SSD/HDD slot, 1 x CFast slot |
| Ethernet Controller |
2 x 100/1000BASE-T on-board ports |
| External Interfaces |
4 x USB 3.0, 1 x RS232, 1 x DVI |
| Power Input Voltage |
24 V DC |
| Front IP Rating |
IP65 |
| Rear IP Rating |
IP20 |
| Operating Temperature |
0 to 55 degC |
| Country of Origin |
Germany |
| Shipping Weight (Calculated) |
5.00 kg |
Connections and Interfaces
| Interface Type |
Physical Connection |
Functional Assignment |
| Dual LAN |
2 x RJ45 |
Independent network configurations; standard port for EtherCAT Master real-time communication |
| COM1 |
D-Sub 9-pin male |
Serial communications interface conforming to RS232 standards |
| USB Ports |
4 x USB 3.0 Type A |
High-speed external interface supporting external storage and peripheral integration |
| DVI-D |
DVI Female |
Output port configured for localized screen cloning or secondary system visualization |
| DC Input Power |
3-pin Phoenix Terminal Block |
24 V DC system supply input (supports functional chassis grounding) |
Empirical Engineering Insights
Alternative Models & Compatibility
The CP6221-0001-0070 forms part of the modular CP62xx series. When replacing older systems using TwinCAT 2, ensure the runtime libraries match system build limits, as changing processors can trigger licensing level escalations (e.g., from level 40 to level 50). Using non-certified RAM modules in this model may trigger POST boot failures inside the motherboard BIOS.
Application Pitfalls & Engineering Notes
While rated for continuous operation at 55 degC, performance throttling can occur if localized ambient temperatures inside tight, unventilated enclosures exceed 45 degC. Ensure a minimum of 50 mm passive clearance space exists behind the sheet-steel rear cover to maintain unrestricted airflow.
Commissioning & Wiring Tips
To prevent high-frequency noise from corrupting EtherCAT frames, separate the incoming 24 V DC wiring from heavy motor control lines or VFD output cabling. It is essential to tie the chassis grounding terminal on the Panel PC's rear plate directly to the cabinet’s main star grounding bus via a low-impedance copper strap.
Installation Guidelines
CRITICAL WARNING: Isolate all live 24 V DC supply feeds and secure them via Lockout/Tagout (LOTO) protocols before attempting installation. Working near hot lines can cause unexpected internal damage to the motherboard and interface controllers.
1
Ensure the physical control cabinet panel cut-out conforms exactly to the dimensions specified for the CP62xx series chassis, keeping the edges clean and deburred.
2
Carefully insert the Panel PC into the cutout from the front side, verifying that the rubber IP65 sealing gasket lays flat against the panel exterior.
3
Engage the integrated pull-out clamping levers on the rear face and tighten them evenly until the face gasket is compressed securely.