IAC

B&R X20cAI4622

4 analog inputs Either current or voltage signal possible 13-bit digital converter resolution X20 analog input module, coated, 4 inputs, ±10 V or 0 to 20 mA / 4 to 20 mA, 13-bit converter resolution, configurable input filter

Lifecycle & replacement

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Technical specifications

Short description
I/O module4 analog inputs ±10 V or 0 to 20 mA / 4 to 20 mA
General information
Diagnostics / Module run/errorYes, using LED status indicator and software
Diagnostics / InputsYes, using LED status indicator and software
Diagnostics / Channel typeYes, using software
Power consumption / Bus0.01 W
Power consumption / Internal I/O1.1 W
Certifications / CEYes
Certifications / UKCAYes
Certifications / CRA (Cyber Resilience Act)In preparation
Certifications / ATEXZone 2, II 3G Ex nA nC IIA T5 Gc IP20, Ta (see X20 user's manual) FTZÚ 09 ATEX 0083X
Certifications / ULcULus E115267 Industrial control equipment
Certifications / HazLoccCSAus 244665 Process control equipment for hazardous locations Class I, Division 2, Groups ABCD, T5
Certifications / DNVTemperature: B (0 to 55°C) Humidity: B (up to 100%) Vibration: B (4 g) EMC: B (bridge and open deck)
Certifications / LRENV1
Certifications / KRYes
Certifications / ABSYes
Certifications / BVEC33B Temperature: 5 - 55°C Vibration: 4 g EMC: Bridge and open deck
B&R ID code0xE1EF
Status indicatorsI/O function per channel, operating state, module status
Additional power dissipation caused by actuators (resistive) [W]-
Analog inputs
Digital converter resolution / Voltage±12-bit
Digital converter resolution / Current12-bit
Output format / VoltageINT 0x8001 - 0x7FFF / 1 LSB = 0x0008 = 2.441 mV
Output format / CurrentINT 0x0000 - 0x7FFF / 1 LSB = 0x0008 = 4.883 µA
Input impedance in signal range / Voltage20 MΩ
Input impedance in signal range / Current-
Load / Voltage-
Load / Current<400 Ω
Permissible input signal / VoltageMax. ±30 V
Permissible input signal / CurrentMax. ±50 mA
Max. error / Voltage / Gain0.08%
Max. error / Voltage / Offset0.015%
Max. error / Current / Gain0 to 20 mA = 0.08% / 4 to 20 mA = 0.1%
Max. error / Current / Offset0 to 20 mA = 0.03% / 4 to 20 mA = 0.0375%
Max. gain drift / Voltage0.006%/°C
Max. gain drift / Current0 to 20 mA = 0.009 %/°C 4 to 20 mA = 0.0113 %/°C
Max. offset drift / Voltage0.002%/°C
Max. offset drift / Current0 to 20 mA = 0.004 %/°C 4 to 20 mA = 0.005 %/°C
Common-mode rejection / DC70 dB
Common-mode rejection / 50 Hz70 dB
Nonlinearity / Voltage<0.025%
Nonlinearity / Current<0.05%
Input±10 V or 0 to 20 mA / 4 to 20 mA, via different terminal connections
Input typeDifferential input
Conversion time400 μs for all inputs
Output formatINT
Input protectionProtection against wiring with supply voltage
Output of digital value during overloadConfigurable
Conversion procedureSAR
Input filterThird-order low-pass filter / Cutoff frequency 1 kHz
Common-mode range±12 V
Crosstalk between channels<-70 dB
Insulation voltage between channel and bus500 Veff
Electrical properties
Electrical isolationChannel isolated from bus Channel not isolated from channel
Operating conditions
Mounting orientation / HorizontalYes
Mounting orientation / VerticalYes
Installation elevation above sea level / 0 to 2000 mNo limitation
Installation elevation above sea level / >2000 mReduction of ambient temperature by 0.5°C per 100 m
Degree of protection per EN 60529IP20
Ambient conditions
Temperature / Operation / Horizontal mounting orientation-25 to 60°C
Temperature / Operation / Vertical mounting orientation-25 to 50°C
Temperature / Derating-
Temperature / Starting temperatureYes, -40°C
Temperature / Storage-40 to 85°C
Temperature / Transport-40 to 85°C
Relative humidity / OperationUp to 100%, condensing
Relative humidity / Storage5 to 95%, non-condensing
Relative humidity / Transport5 to 95%, non-condensing
Mechanical properties
NoteOrder 1x terminal block X20TB12 separately. Order 1x bus module X20cBM11 separately.
Pitch12.5⁺⁰.² mm

Documentation & CAD

Files hosted by B&R Industrial Automation; links open the official download page.

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Specifications from the official B&R product catalog. Always confirm against the datasheet for your exact revision.