Beckhoff CX9020-0112 Embedded PC

The Beckhoff CX9020-0112 is a compact DIN rail-mountable embedded PC equipped with a 1 GHz Arm® Cortex®-A8 CPU, designed for automation and motion control tasks in space-constrained industrial environments. Supporting both TwinCAT 2 and TwinCAT 3 runtimes, this versatile controller integrates Beckhoff I/O connectivity, offers flexible Ethernet topologies, and runs on Windows Embedded Compact 7.

Its fanless design, onboard NOVRAM, dual microSD slots, and robust I/O options make it a powerful and reliable solution for scalable PLC applications. Automatic E-bus/K-bus recognition simplifies configuration, while its wide operating temperature range ensures consistent performance in demanding conditions.

Technical Specifications

Manufacturer: Beckhoff
Part Number: CX9020-0112 Beckhoff
Product Type: Embedded PC
Series: CX9000

Processor & Memory

Processor: Arm® Cortex®-A8, 1 GHz
Number of Cores: 1
Main Memory: 1 GB DDR3 RAM (non-expandable)
Flash Memory: 2 x microSD slots (512 MB included, expandable)
Persistent Memory: 128 kB NOVRAM

Operating System & Control Software

Supported OS: Windows Embedded Compact 7 (English)
Control Software: TwinCAT 2 runtime, TwinCAT 3 runtime (XAR)

Interfaces & Connectivity

Ethernet: 2 x RJ45 (10/100 Mbit/s, internal switch)
USB: 4 x USB 2.0
Display: 1 x DVI-D
Optional Interface: Fieldbus, serial, or audio (factory-configurable)
I/O Interface: Beckhoff E-bus or K-bus (auto recognition)
Status LEDs: Power, TC Status, 2 x Flash Access, 2 x Bus Status
Clock: Battery-backed RTC (replaceable battery)

Power & Environmental

Power Supply: 24 V DC (-15% / +20%)
UPS OCT-Capable: No
Power Consumption: Max. 5 W (9 W with UPS), E-bus/K-bus max. 10 W (5 V/2 A)
Operating Temperature: -25°C to +60°C
Storage Temperature: -40°C to +85°C
Humidity: 95% RH, non-condensing
Cooling: Passive
Ingress Protection: IP20
Vibration/Shock Resistance: EN 60068-2-6 / EN 60068-2-27
EMC Standards: EN 61000-6-2 / EN 61000-6-4

Mechanical Specifications

Mounting: DIN Rail
Dimensions (W x H x D): 84 mm x 100 mm x 91 mm
Weight: Approx. 590 g

Certifications & Platform Level

Certifications: CE, UL, DNV GL
Explosion Protection (with CX2900-0107):
– ATEX: II 3 G Ex nA IIC T4 Gc / II 3 D Ex tc IIIC T135°C Dc
– IECEx: Ex nA IIC T4 Gc / Ex tc IIIC T135°C Dc
– cFMus: Class I, Div. 2, Groups A-D / AEx ec IIC T4 Gc
TwinCAT 3 Platform Level: Economy Plus (30)

Key Features

✅ Compact Arm® CPU: Efficient 1 GHz Cortex®-A8 processor.

✅ Built-In I/O Bus Detection: Auto switch between E-bus and K-bus.

✅ Expandable Storage: Dual microSD slots, 512 MB included.

✅ Fanless Operation: Silent and reliable passive cooling.

✅ Dual Ethernet with Internal Switch: Create topologies without external hardware.

✅ Extended Temp Range: Operates reliably from -25°C to +60°C.

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