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Short description
I/O module 2 analog outputs 4 to 20 mA, 0 to 20 mA or 0 to 24 mA
General information
B&R ID code 0xE211
Status indicators I/O function per channel, operating state, module status, HART
Diagnostics
Module run/error Yes, using LED status indicator and software
Outputs Yes, using LED status indicator and software
HART link Yes, using LED status indicator and software
HART error Yes, using LED status indicator and software
Power consumption
Bus 0.05 W
Internal I/O 1.65 W
Additional power dissipation caused by actuators (resistive) [W] -
Certifications
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
DNV GL Temperature: B (0 - 55°C)
Humidity: B (up to 100%)
Vibration: B (4 g)
EMC: B (bridge and open deck)
LR ENV1
KR Yes
ABS Yes
EAC Yes
Analog outputs
Output 4 to 20 mA, 0 to 20 mA or 0 to 24 mA configurable using software
Digital converter resolution 16-bit
Settling time on output change over entire range 2 ms to 20 s, configurable using software
Data output rate
With HART 210 ms (default)
Analog 1 ms without ramp
Max. error
Gain
4 to 20 mA 0.025%
0 to 20 mA 0.022%
0 to 24 mA 0.02%
Offset
4 to 20 mA 0.025%
0 to 20 mA 0.022%
0 to 24 mA 0.02%
Output protection Short-circuit proof, overvoltage protection (up to 30 VDC)
Open-circuit detection Yes, using hardware and software
Data format INT
Output format
4 to 20 mA INT 0x0000 to 0x7FFF / 1 LSB = 0x0001 = 488.281 nA
0 to 20 mA INT 0x0000 to 0x7FFF / 1 LSB = 0x0001 = 610.352 nA
UINT 0x0000 to 0xFFFF / 1 LSB = 0x0001 = 305.176 nA
0 to 24 mA INT 0x0000 to 0x5DC0 / 1 LSB = 0x0001 = 1000 nA
Load per channel Max. 600 Ω
Short-circuit proof Yes, continuous
Output filter Active second-order low-pass filter / cutoff frequency 19 Hz
Configurable slew rate
Max. gain drift
4 to 20 mA 0.0055 %/°C
0 to 20 mA 0.005 %/°C
0 to 24 mA 0.005 %/°C
Max. offset drift
4 to 20 mA 0.0035 %/°C
0 to 20 mA 0.002%/°C
0 to 24 mA 0.002%/°C
Error caused by load change
4 to 20 mA 0.14%
0 to 20 mA 0.1%
0 to 24 mA 0.1%
Nonlinearity <0.003%
Test voltage
Channel - Channel 1000 VAC
Channel - Bus 1000 VAC
Channel - Ground 1000 VAC
HART
Transfer rate 1200 bit/s
Operating frequencies 1200 Hz / 2200 Hz
Burst operation possible Yes
Multi-drop operation
Possible Yes
Stations Up to 15
Transmission amplitude
Minimum 400 mVpp
Typical 500 mVpp
Maximum 600 mVpp
Receiving amplitude
Minimum 120 mVpp
Maximum 1500 mVpp
Electrical properties
Electrical isolation Channel isolated from channel and bus
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
Temperature
Operation
Horizontal mounting orientation -25 to 60°C
Vertical mounting orientation -25 to 50°C
Derating See section "Derating".
Storage -40 to 85°C
Transport -40 to 85°C
Relative humidity
Operation Up to 100%, condensing
Storage 5 to 95%, non-condensing
Transport 5 to 95%, non-condensing
Mechanical properties
Note Order 1x terminal block X20TB12 separately.
Order 1x bus module X20cBM11 separately.
Pitch 12.5+0.2 mm
Material number:
X20cAO2438
Description:
  • 2 analog current outputs
  • HART protocol integration
  • Support for HART variables
  • Electrically isolated analog channels
  • 16-bit digital converter resolution
  • OSP mode
  • NetTime timestamp: HART image

The module is equipped with 2 current outputs with 16-bit digital converter resolution. It supports the HART communication standard for data transfer, parameter configuration and diagnostics.

The 2 channels are electrically isolated from each other. The user can select between the 3 output ranges 4 to 20 mA, 0 to 20 mA and 0 to 24 mA.

Mandatory Accessories
Bus modules
X20cBM11 X20 bus module, coated, 24 VDC keyed, internal I/O supply continuous
Terminal blocks
X20TB12 X20 terminal block, 12-pin, 24 VDC keyed
Automation Studio HW Upgrades Version (Date) Download
V3.0 HW Upgrade (X20cAO2438) EXE / 5 MB
V4.0 HW Upgrade (X20cAO2438) EXE / 2 MB
Certificates Version (Date) Download
244665 CSA HazLoc Certificate of Compliance X20, X67 PDF / 56 KB
ABS Certificate of Product Design Assessment - 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
FTZU 09 ATEX 0083X PDF / 697 KB
KR Type Approval Certificate MIL39390-AC003 (X20 System) PDF / 758 KB
Lloyds Register PDF / 506 KB
Documentation Version (Date) Download
Coated modules PDF / 60 KB
Datasheet X20(c)AO2438 PDF / 1 MB
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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