Beckhoff CX2020-0120 Embedded PC

The Beckhoff CX2020-0120 is a robust, modular Embedded PC engineered for demanding industrial automation and motion control environments. Featuring a 1.4 GHz Intel® Celeron® 827E processor, this fanless system offers consistent, reliable performance in a compact form factor with no rotating components.

This unit includes 2 GB DDR3 RAM (expandable to 4 GB), a CFast flash memory card (20 GB or 40 GB), and 128 kB of NOVRAM for persistent data storage without requiring a UPS. Standard connectivity features include two Gigabit Ethernet ports, four USB 2.0 interfaces, and one DVI-I display output. The CX2020-0120 supports fieldbus or serial expansion and up to four PCI Express® modules for maximum scalability.

With support for Windows Embedded and Windows 10 IoT Enterprise 2016 LTSB, as well as TwinCAT 2 and TwinCAT 3 runtimes, this controller is optimized for advanced PLC logic and motion applications, including real-time 3D path interpolation using TwinCAT NC I.

Technical Specifications

Manufacturer: Beckhoff
Part Number: CX2020-0120 Beckhoff
Product Type: Embedded PC / Industrial Controller
Series: CX2000

Processor & Memory

Processor: Intel® Celeron® 827E, 1.4 GHz, Single-Core
Main Memory: 2 GB DDR3 RAM (expandable to 4 GB ex factory)
Flash Memory: 20 GB or 40 GB CFast card (OS-dependent, extendable)
Persistent Memory: 128 kB NOVRAM
Expansion Modules: Supports up to 4 PCIe modules

Operating System & Software

Operating System: Windows Embedded Compact 7 / Standard 7 / Windows 10 IoT Enterprise 2016 LTSB / TwinCAT/BSD
Control Software: TwinCAT 2 runtime and TwinCAT 3 runtime (XAR)

Interfaces & Connectivity

Ethernet: 2 x RJ45 (10/100/1000 Mbit/s)
USB: 4 x USB 2.0
Display: 1 x DVI-I
Optional Interface: Fieldbus or serial (factory option)
I/O Interface: Via CX2100 power supply module (E-bus or K-bus)
Diagnostic LEDs: Power, Flash Access, TC Status, 2 x Bus Status
Clock: Internal battery-backed RTC (exchangeable)

Power & Environmental

Power Supply: 24 V DC (-15% / +20%)
Max. Power Consumption: 21 W
Cooling: Passive (active cooling available ex factory)
Operating Temperature: -25…+60°C
Storage Temperature: -40…+85°C
Humidity: 95% RH, non-condensing
Protection Class: IP20
EMC Standards: EN 61000-6-2 / EN 61000-6-4
Vibration/Shock Resistance: EN 60068-2-6 / EN 60068-2-27

Mechanical Specifications

Mounting: DIN Rail
Dimensions (W x H x D): 144 mm x 99 mm x 91 mm
Weight: Approx. 1160 g

Approvals & Markings

Certifications: CE, UL
TwinCAT 3 Platform Level: Performance Plus (50)

Key Features

✅ Intel Celeron 1.4 GHz CPU: Trusted processing power for automation control.

✅ Modular Expansion: Supports up to four PCIe-based I/O or fieldbus modules.

✅ NOVRAM Safety: 128 kB persistent memory for critical data retention.

✅ OS Flexibility: Runs TwinCAT on Windows Embedded or IoT Enterprise.

✅ Fanless Design: Long-lasting reliability in rugged industrial use.

✅ Legacy Support: Ideal for service-phase systems and CX2033 migration.

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