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Short description
Interfaces 1x Ethernet onboard
System module CPU
General information
B&R ID code 0x22A4
Status indicators CPU function, Ethernet
CPU function Yes, using status LED
Ethernet Yes, using status LED
Power consumption 2.7 W
Temperature sensor No
ACOPOS support Restricted (user PROM) via CAN bus
Visual Components support Limited (User PROM)
Additional power dissipation caused by actuators (resistive) [W] -
CE Yes
ATEX Zone 2, II 3G Ex nA nC IIA T5 Gc
IP20, Ta (see X20 user's manual)
FTZÚ 09 ATEX 0083X
UL cULus E115267
Industrial control equipment
HazLoc cCSAus 244665
Process control equipment
for hazardous locations
Class I, Division 2, Groups ABCD, T5
DNV GL Temperature: B (0 - 55°C)
Humidity: B (up to 100%)
Vibration: B (4 g)
EMC: B (bridge and open deck)
KR Yes
KC Yes
Real-time clock Yes, 1 s resolution, -18 to 28 ppm accuracy at 25°C
Type Embedded µP 16
Integrated I/O processor Processes I/O data points in the background
Backup battery No
Shortest task class cycle time 4 ms
Typical instruction cycle time 0.8 µs
Permanent variables
Self-discharge time >10 years
Memory 2.75 kB FRAM
Standard memory
User PROM 1 MB FlashPROM
User RAM 100 kB SRAM
Interface IF2
Signal Ethernet
Variant 1x RJ45 shielded
Cable length Max. 100 m between 2 stations (segment length)
Transfer rate 100 Mbit/s
Physical layer 100BASE-TX
Half-duplex Yes
Full-duplex No
Autonegotiation No
On base module
X20BB22 Compact CPU base module with integrated RS232 interface
X20BB27 Compact CPU base module with integrated RS232 and CAN interfaces
Electrical properties
Electrical isolation PLC isolated from Ethernet (IF2)
Operating conditions
Mounting orientation
Horizontal Yes
Vertical Yes
Installation elevation above sea level
0 to 2000 m No limitations
>2000 m Reduction of ambient temperature by 0.5°C per 100 m
Degree of protection per EN 60529 IP20
Ambient conditions
Horizontal mounting orientation -25 to 60°C
Vertical mounting orientation -25 to 50°C
Derating -
Storage -40 to 85°C
Transport -40 to 85°C
Relative humidity
Operation 5 to 95%, non-condensing
Storage 5 to 95%, non-condensing
Transport 5 to 95%, non-condensing
Mechanical properties
Note Order 1x X20TB12 terminal block separately
Order 1x X20PS9500 or X20PS9502 power supply module separately
Order 1x X20BB22 or X20BB27 compact CPU base separately
Pitch 37.5+0.2 mm
Material number:
  • Embedded µP16 with additional I/O processor
  • 100 kB User SRAM
  • 1 MB User FlashPROM
  • Onboard Ethernet
  • Only 37.5 mm wide
  • Battery-free

With the same processor and the same amount of memory, the X20CP0291 is just as powerful as the X20CP0201.

The X20CP0291, however, also has an onboard Ethernet interface.

Mandatory Accessories
System modules for compact CPUs
X20BB22 X20 Compact CPU base, for Compact CPU and Compact CPU power supply module, base for integrated RS232 interface, X20 connection, X20 end cover plates (left and right) X20AC0SL1/X20AC0SR1 included
X20BB27 X20 compact CPU base, for compact CPU and compact CPU power supply module, base for integrated RS232 and CAN bus interface, X20 connection, X20 locking plates (left and right) X20AC0SL1/X20AC0SR1 included
X20PS9500 X20 power supply module for Compact and Fieldbus CPUs and internal I/O power supply, X2X Link power supply
X20PS9502 X20 power supply module, for Compact and Fieldbus CPUs and internal I/O power supply, X2X Link power supply, supply not electrically isolated
Terminal blocks
X20TB12 X20 terminal block, 12-pin, 24 VDC keyed
Automation Studio HW Upgrades Version (Date) Download
AS 2.6 Upgrade X20CP0291 EXE / 217 KB
V2.6 HW Upgrade (X20CP0291) EXE / 1 MB
V3.0 HW Upgrade (X20CP0291) EXE / 2 MB
V4.0 HW Upgrade (X20CP0291) EXE / 1 MB
Certificates Version (Date) Download
244665 CSA HazLoc Certificate of Compliance X20, X67 PDF / 56 KB
ABS Certificate of Product Design Assessment - X20 IO Series PDF / 2 MB
DNV GL Type Approval Certificate - X20 / Power Panel T30 PDF / 164 KB
E115267 UL CoC X20 PDF / 847 KB
FTZU 09 ATEX 0083X PDF / 697 KB
KR Type Approval Certificate MIL39390-AC003 (X20 System) PDF / 758 KB
Lloyds Register PDF / 506 KB
X20, X67 KC certificates PDF / 6 MB
Documentation Version (Date) Download
Data sheet X20CP02xx PDF / 8 MB
X20 System User´s Manual PDF / 56 MB
E-CAD (Electro or EPLAN Templates) Version (Date) Download
X20 EPLAN P8 from V2.4 EXE / 161 MB
M-CAD (Mechan. Templates) Version (Date) Download
3D File DXF/STEP X20 Electronic module ZIP / 10 KB
3D File DXF/STEP X20CP029X ZIP / 177 KB
3D File STEP X20 I/O-Slice ZIP / 872 KB

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