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Short description
I/O module 4 inputs for PT100 resistance temperature measurement
General information
B&R ID code 0xE0EF
Status indicators I/O function per channel, operating state, module status
Module run/error Yes, using LED status indicator and software
Inputs Yes, using LED status indicator and software
Power consumption
Bus 0.01 W
Internal I/O 0.5 W (Rev. ≥ D0), 0.6 W (Rev. < D0)
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
Resistance measurement temperature inputs
Input Resistance measurement with constant current supply for 4-wire connections
Digital converter resolution 24-bit
Filter time Configurable between 1 and 200 ms
Conversion time
1 channel 20 ms with 50 Hz filter
2 channels 40 ms per channel with 50 Hz filter
Conversion procedure Sigma-delta
Output format DINT or UDINT for resistance measurement
Temperature measurement range -200 to 850°C
Resistance measurement range 0.5 to 390 Ω
Temperature sensor resolution 1 LSB = 0.01°C
Resistance measurement resolution 0.001 Ω
Input filter First-order low-pass filter / cutoff frequency 1050 Hz
Sensor standard EN 60751
Insulation voltage between channel and bus 500 Veff
Linearization method Internal
Measurement current 1 mA
Temperature sensor normalization -200.0 to 850.0°C
Reference 1568 Ω ±0.1%
Permissible input signal Short-term max. 28.8 V
Max. error at 25°C
Gain 0.0059%
Offset 0.0015%
Max. gain drift <0.00065 %/°C
Max. offset drift <0.000025 %/°C
Nonlinearity <0.001%
Standardized range of values for resistance measurement 19 to 390 Ω
Temperature measurement monitoring
Range undershoot 0x80000001
Range overshoot 0x7FFFFFFF
Open circuit 0x7FFFFFFF
General fault 0x80000000
Open inputs 0x7FFFFFFF
Resistance measurement monitoring
Range undershoot 0x80000001
Range overshoot 0xFFFFFFFF
Open circuit 0xFFFFFFFF
General fault 0x80000000
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 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 terminal block X20TB1F separately.
Order 1x bus module X20BM11 separately.
Pitch 12.5 +0.2 mm
Material number:
  • 4 inputs for resistance temperature measurement
  • PT100 sensor
  • Direct resistance measurement as well
  • 4-wire measurement
  • Filter time can be configured
  • NetTime timestamp: Moment of measurement

The module is equipped with 4 inputs for PT100 4-line resistance temperature measurement.

Mandatory Accessories
Bus modules
X20BM11 X20 bus module, 24 VDC keyed, internal I/O supply continuous
X20BM15 X20 bus module, with node number switch, 24 VDC keyed, internal I/O supply continuous
Terminal blocks
X20TB1F X20 terminal block, 16-pin, 24 VDC keyed
Automation Studio HW Upgrades Version (Date) Download
V2.6 HW Upgrade (X20ATB312) EXE / 1 MB
V2.7 HW Upgrade (X20ATB312) EXE / 1 MB
V3.0 HW Upgrade (X20ATB312) EXE / 2 MB
V4.0 HW Upgrade (X20ATB312) EXE / 901 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 X20ATB312 PDF / 336 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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