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Short description
I/O module 2x 2 safe analog inputs for thermocouples, 1x 2 safe analog inputs for PT100/PT1000 sensors, channel pairs galvanically isolated, integrated terminal temperature compensation, integrated temperature sensor in terminal block X20TB5E
General information
B&R ID code 0xB419
System requirements
Automation Studio or later
Automation Runtime 3.00 or later
SafeDESIGNER 2.81 or later
Safety Release 1.4 or later
Status indicators I/O function per channel, operating state, module status
Module run/error Yes, using status LED and software
Inputs Yes, using status LED and software
Blackout mode
Scope Module
Function Module function
Standalone mode No
Max. I/O cycle time 2 ms
Power consumption
Bus 0.25 W
Internal I/O 1.2 W
Additional power dissipation caused by actuators (resistive) [W] -
Electrical isolation
Channel - Bus Yes
Channel - Channel No
Channel pair - Channel pair Yes
CE Yes
Functional safety cULus FSPC E361559
Energy and industrial systems
Certified for functional safety
ANSI UL 1998:2013
Functional safety IEC 61508:2010, SIL 3
EN 62061:2013, SIL 3
EN ISO 13849-1:2015, Cat. 4 / PL e
IEC 61511:2004, SIL 3
Functional safety EN 50156-1:2004
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: A (0 - 45°C)
Humidity: B (up to 100%)
Vibration: A (0.7 g)
EMC: B (bridge and open deck)
KR Yes
KC Yes
Safety characteristics
Note The following characteristic values apply only to the use of input channel pairs.
Assessing the channels from a safety point of view when they are used individually is not possible.
EN ISO 13849-1:2015
Category Cat. 4
DC >94%
MTTFD 2200 years
Mission time Max. 20 years
IEC 61508:2010,
IEC 61511:2004,
EN 62061:2013
SFF >90%
Module <1*10-9
openSAFETY wired Negligible
openSAFETY wireless <1*10-14 * Number of openSAFETY packets per hour
PFD <1*10-4
Proof test interval (PT) 20 years
I/O power supply
Nominal voltage 24 VDC
Voltage range 24 VDC -15% / +20%
Thermocouple temperature inputs
Variant Type thermocouple
Digital converter resolution 24-bit
Filter time Configurable between 1 and 66.7 ms
Output format SAFEINT
Measurement range
Sensor temperature
Type J: Fe-CuNi -210.0 to 1200.0°C
Type K: NiCr-Ni -270.0 to 1372.0°C
Type N: NiCrSi-NiSi -270.0 to 1300.0°C
Type S: PtRh10-Pt -50.0 to 1768.0°C
Type R: PtRh13-Pt -50.0 to 1768.0°C
Type C: WRe5-WRe26 0 to 2320.0°C
Type T: Cu-CuNi -270.0 to 400.0°C
Voltage ±65 mV
Max. internal resistance of source during voltage measurement 20 Ω
Terminal temperature compensation Internal / External
Sensor standard EN 60584
Sensor temperature 1 LSB = 0.1°C
Voltage 1 LSB = 2 µV
Conversion procedure Sigma-delta
Linearization method Internal
Permissible input signal Max. ±1 V
Input filter 1st-order low pass / cutoff frequency 500 Hz
Basic accuracy
Type J: Fe-CuNi 0.10%
Type K: NiCr-Ni 0.11%
Type N: NiCrSi-NiSi 0.11%
Type S: PtRh10-Pt 0.17%
Type R: PtRh13-Pt 0.17%
Type C: WRe5-WRe26 0.15%
Type T: Cu-CuNi 0.11%
Voltage 0.06%
Max. gain drift 0.013 %/°C
Max. offset drift
Type J: Fe-CuNi 0.0021 %/°C
Type K: NiCr-Ni 0.0026 %/°C
Type N: NiCrSi-NiSi 0.0030 %/°C
Type S: PtRh10-Pt 0.0090 %/°C
Type R: PtRh13-Pt 0.0080 %/°C
Type C: WRe5-WRe26 0.0046 %/°C
Type T: Cu-CuNi 0.0050 %/°C
Voltage 0.0013 %/°C
Terminal temperature compensation
Accuracy of internal terminal temperature 15°C at static temperatures and during safe operation
Common-mode rejection
DC >70 dB
50 Hz >70 dB
Common-mode range ±4 V within channel pair, ±50 V between 2 channel pairs
Crosstalk between channels ≤70 dB
Insulation voltage between channel and bus 500 VDC
Safety-related accuracy per channel
Type J: Fe-CuNi 2.5%
Type K: NiCr-Ni 2.9%
Type N: NiCrSi-NiSi 3.3%
Type S: PtRh10-Pt 8.3%
Type R: PtRh13-Pt 7.4%
Type C: WRe5-WRe26 4.8%
Type T: Cu-CuNi 4.6%
Voltage 1.6%
Resistance measurement temperature inputs
Variant Type PT100/PT1000
Measurement range
PT100 -200.0 to 850.0°C
PT1000 -200.0 to 850.0°C
Basic accuracy
PT100 0.18%
PT1000 0.05%
Measurement current 262 µA ±5%
Max. gain drift 0.004 %/°C
Max. offset drift
PT100 0.005%/°C
PT1000 0.0005%/°C
Temperature sensor resolution
PT100 1 LSB = 0.1°C
PT1000 1 LSB = 0.1°C
Input filter
Cutoff frequency 500 Hz 1st-order
Max. cable length 50 m
Max. line resistance 5 Ω
Safety-related accuracy per channel
PT100 1.2%
PT1000 0.85%
Operating conditions
Mounting orientation
Horizontal Yes
Vertical Yes
Installation elevation above sea level 0 to 2000 m, no limitation
Degree of protection per EN 60529 IP20
Ambient conditions
Horizontal mounting orientation 0 to 60°C
Vertical mounting orientation 0 to 50°C
Derating See section "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 safety-keyed terminal block separately.
Order 1x safety-keyed bus module separately.
Pitch 25+0.2 mm
Malzeme Numarası:
  • 2 safe analog input pairs for thermocouples
  • For sensor types J, K, N, S, R, C, T, raw value measurement
  • 1 safe analog input pair for resistance temperature measurement
  • For PT100 and PT1000
  • Configurable sensor type per channel
  • 24-bit digital converter resolution
  • Galvanically isolated analog channel pairs
  • Input filter configurable
  • Integrated terminal temperature compensation
  • 2x PT1000 sensor integrated in the terminal (X20TB5E)
  • 2x external PT1000 sensor can be connected (X20TB5F)

The module is equipped with 2 safe analog input pairs for J, K, N, S, R, C and T thermocouple sensors and 1 safe analog input pair for PT100/PT1000 resistance temperature measurement.

The safe temperature module is suitable for safely acquiring temperatures for safety-related applications up to PL e or SIL 3.

This module is designed for X20 16-pin terminal blocks.

Gerekli aksesuarlar
Bus modules
X20BM33 X20 bus module, for X20 SafeIO modules, internal I/O power supply continuous
X20BM36 X20 bus module, for X20 SafeIO modules, with node number switch, internal I/O power supply continuous
Terminal blocks
X20TB5E X20 terminal block, 16-pin, safety-keyed, 2x PT1000 integrated for terminal temperature compensation
X20TB5F X20 terminal block, 16-pin, safety-keyed
Araçlar / Faydalı Programlar / Örnekler Version (Date) Download
Sistema library ZIP / 319 KB
Automation Studio Donanım Güncellemeleri Version (Date) Download
V3.0 HW Upgrade (X20ST4492) EXE / 2 MB
V4.0 HW Upgrade (X20ST4492) EXE / 2 MB
V4.6 HW Upgrade (X20ST4492) EXE / 897 KB
Dokümantasyon Version (Date) Download
Data sheet X20ST4492 - Legacy PDF / 939 KB
Data sheet X20ST4492 - mapp Safety PDF / 616 KB
E-CAD (Elektrik veya EPLAN Taslakları) Version (Date) Download
X20 EPLAN P8 from V2.4 EXE / 161 MB
M-CAD (Mekanik Taslaklar) Version (Date) Download
3D file STEP X20(c)Sxxxxx - Terminal block right side ZIP / 21 KB
DFX File I/O Slice ZIP / 4 KB
Dimensions PDF X20 I/O Slice PDF / 45 KB
Sertifikalar Version (Date) Download
244665 CSA HazLoc Certificate of Compliance X20, X67 PDF / 56 KB
ABS Type Approval Certificate - 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
FS Certificate SafeDESIGNER, SafeLOGIC, SafeIO PDF / 2 MB
FS Certificate mapp Safety PDF / 4 MB
FS EN 50156 Zertifikat SafeLOGIC, SafeIO PDF / 314 KB
FTZU 09 ATEX 0083X PDF / 697 KB
KR Type Approval Certificate MIL39390-AC003 (X20 System) PDF / 758 KB
Lloyds Register PDF / 506 KB

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