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Short description
I/O module 4 inputs for PT100 or resistance measurement
General information
B&R ID code 0xD21B
Status indicators I/O function for each channel, supply voltage, bus function
Inputs Yes, using status LED and software
I/O power supply Yes, using status LED and software
Connection type
X2X Link M12, B-keyed
Inputs 4x M12, A-keyed
I/O power supply M8, 4-pin
Power consumption
Internal I/O 1.5 W
X2X Link power supply 0.75 W
CE Yes
ATEX Zone 2, II 3G Ex nA IIA T5 Gc
IP67, Ta = 0 - Max. 60°C
TÜV 05 ATEX 7201X
UL cULus E115267
Industrial control equipment
HazLoc cCSAus 244665
Process control equipment
for hazardous locations
Class I, Division 2, Groups ABCD, T5
I/O power supply
Nominal voltage 24 VDC
Voltage range 18 to 30 VDC
Integrated protection Reverse polarity protection
Resistance measurement temperature inputs
Input Resistance measurement with constant current supply for 2-wire or 4-wire connections
Digital converter resolution 16-bit
Filter time Configurable between 2 and 20 ms
Conversion time
Same sensor types 75 ms per channel with 50 Hz filter
Conversion procedure Sigma-delta
Output format INT or UINT for resistance measurement
PT100 -200 to 270°C (at 0.01 K resolution)
-200 to 645°C (at 0.02 K resolution)
-200 to 850°C (at 0.04 K resolution)
PT100 temperature measurement range Configurable per channel
Resistance measurement range 0.010 to 420 Ω / 0.005 to 210 Ω
Sensor standard EN 60751
Common-mode range ±1 VDC
Isolation voltage between channel and bus 500 Veff
Linearization method Software
Measurement current 1.014 mA ±1.25%
Reference 422 Ω ±0.05%
Permissible input signal Short-term max. ±30 V
Max. error at 25°C
Gain 0.008%
Offset 0.012%
Max. gain drift 0.0008% / °C
Max. offset drift 0.0006% / °C
Nonlinearity <0.002%
Crosstalk between channels -70 dB
Temperature sensor resolution
PT100 1 LSB = 0.01 K (up to 270°C)
1 LSB = 0.02 K (up to 645°C)
1 LSB = 0.04 K (up to 850°C)
Resistance measurement resolution
Measurement range up to 420 Ω 1 LSB = 10 mΩ
Measurement range up to 210 Ω 1 LSB = 5 mΩ
Input filter
Cutoff frequency 115 Hz / Filter 1st order
Slope -20 dB
Common-mode rejection
50 Hz >70 dB
DC >70 dB
Temperature measurement monitoring
Range undershoot 0x8001
Range overshoot 0x7FFF
Open circuit 0x7FFF
General fault 0x8000
Open inputs 0x7FFF
Resistance measurement monitoring
Range undershoot 0x0000
Range overshoot 0xFFFF
Open circuit 0xFFFF
General fault 0xFFFF
Open inputs 0xFFFF
Electrical properties
Electrical isolation
Channel isolated from bus

Channel not isolated from channel
Operating conditions
Mounting orientation
Any 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 IP67
Ambient conditions
Operation -25 to 60°C
Derating -
Storage -40 to 85°C
Transport -40 to 85°C
Mechanical properties
Width 53 mm
Height 85 mm
Depth 42 mm
Weight 205 g
Torque for connections
M8 Max. 0.4 Nm
M12 Max. 0.6 Nm
Material number:
  • 4 inputs for resistance temperature measurement with 3 different resolutions
  • Additional direct resistance measurement with 2 different resolutions
  • Configuration can be set for each channel
  • 2-wire and 4-wire measurement

The module is a temperature module for PT100 resistance temperature sensors. The sensors can be connected using 2-wire or 4-wire connections.

Automation Studio HW Upgrades Version (Date) Download
V2.7 HW Upgrade (X67AT1311) EXE / 2 MB
V3.0 HW Upgrade (X67AT1311) EXE / 3 MB
V4.0 HW Upgrade (X67AT1311) EXE / 2 MB
Certificates Version (Date) Download
E115267 UL CoC X67 PDF / 84 KB
TÜV 05 ATEX 7201 X PDF / 129 KB
Documentation Version (Date) Download
Datasheet X67AT1311 PDF / 386 KB
X67 System User´s Manual PDF / 19 MB
E-CAD (Electro or EPLAN Templates) Version (Date) Download
X67 EPLAN P8 EXE / 85 MB
X67 EPLAN P8 from V2.4 EXE / 105 MB
M-CAD (Mechan. Templates) Version (Date) Download
3D DXF/STEP-File X67AT1311 ZIP / 1 MB
3D File DXF/STEP X67 ZIP / 1 MB

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