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Short description
I/O module 2 digital inputs 100 to 240 VAC for 3-wire connections
General information
B&R ID code 0x2544
Status indicators I/O function per channel, operating state, module status
Module run/error Yes, using LED status indicator and software
External I/O power supply Yes, using software status (typ. threshold 85 VAC)
Power consumption
Bus 0.14 W
Internal I/O -
External I/O 0.55 W
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
KC Yes
Digital inputs
Nominal voltage 100 to 240 VAC
Input filter
Software Default 1 ms, configurable between 0 and 25 ms in 0.2 ms intervals
1 → 0 ≤30 ms
0 → 1 ≤40 ms
Connection type 3-wire connections
Rated frequency 47 to 63 Hz
Switching threshold
Low <40 VAC
High >79 VAC
Isolation voltage between channel and bus 1 minute 2500 VAC
Input voltage
Maximum 264 VAC
Input current
100 VAC / 60 Hz 4 mA (Rev. ≥ E0), 5 mA (Rev. < E0)
240 VAC / 50 Hz 8.5 mA (Rev. ≥ E0), 11 mA (Rev. < E0)
Sensor power supply
Voltage Corresponds to the module power supply
Summation current 2 Aeff
Short-circuit proof No
Electrical properties
Electrical isolation
Channel isolated from bus

Channel not isolated from channel
Operating conditions
Mounting orientation
Horizontal Yes
Vertical Yes
Installation elevation above sea level
0 to 2000 m No limitation
>2000 m Not permitted
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 terminal block X20TB32 separately.
Order 1x bus module X20BM12 separately.
Pitch 12.5 +0.2 mm
Material number:
  • 2 digital inputs
  • 100 to 240 VAC inputs
  • 50 Hz or 60 Hz
  • 3-wire connections
  • 240 V coded

The module is equipped with 2 inputs for 3-wire connections. It is designed for an input voltage of 100 to 240 VAC.

Mandatory Accessories
Bus modules
X20BM12 X20 bus module, 240 VAC keyed, internal I/O power supply connected through
Terminal blocks
X20TB32 X20 terminal block, 12-pin, 240 VAC keyed
Automation Studio HW Upgrades Version (Date) Download
V2.7 HW Upgrade (X20DI2653) EXE / 785 KB
V2.7 HW Upgrade (X20DI2653) EXE / 894 KB
V3.0 HW Upgrade (X20DI2653) EXE / 1 MB
V3.0 HW Upgrade (X20DI2653) EXE / 1 MB
V4.0 HW Upgrade (X20DI2653) EXE / 593 KB
Certificates Version (Date) Download
244665 CSA HazLoc Certificate of Compliance X20, X67 PDF / 56 KB
E115267 UL CoC X20 PDF / 847 KB
FTZU 09 ATEX 0083X PDF / 697 KB
Documentation Version (Date) Download
Data sheet X20DI2653 PDF / 190 KB
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 STEP X20 I/O-Slice ZIP / 872 KB
Dimensions PDF X20 Electronic module PDF / 3 KB

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