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Description
ABB AI880A 3BSE039293R1 High Integrity Analog Input Module
Configured for 4-20 mA and 0-20 mA signal acquisition in ABB System 800xA S800 I/O networks, the ABB AI880A 3BSE039293R1 (AI880A High Integrity Analog Input Module) provides direct physical and electrical conversion of field analog signals into controller data.
Hardware Specifications
Parameter
Specification
Model
AI880A 3BSE039293R1
Brand
ABB
Product Type
High Integrity Analog Input Module
Origin
Sweden
Weight
0.15 kg
Dimensions
4.5 x 11 x 11.8 cm (shipping size)
Operating Temp
0 to +55 deg C
Storage Temp
-40 to +70 deg C
Power Consumption
Not specified in provided data
Signal Specification
0-20 mA, 4-20 mA
Number of Channels
8
Signal Type
Unipolar single ended
Resolution
12 bit
Input Impedance
250 Ohm with shunt stick TY801
Maximum Input Voltage
11 VDC non destructive
NMRR
> 40 dB at 50 Hz and 60 Hz
Rated Insulation Voltage
50 V
Dielectric Test Voltage
500 VAC
HART Communication
Supported
Compatible MTU
TU834, TU844, TU845, TU854
ABB S800 I/O Backplane and I/O Density Characteristics
The AI880A operates as an ABB S800 I/O analog acquisition component with eight input channels for current-based field signals. The module communicates through the S800 I/O architecture and supports integration with ABB System 800xA control environments.
The module uses channel-level signal processing for 0-20 mA and 4-20 mA inputs. Furthermore, the 12 bit conversion resolution provides digital representation of measured process values for controller execution.
The ABB I/O platform supports backplane bus communication and I/O density scaling through modular S800 configurations. The AI880A installation requires compatible Module Termination Units, including TU834, TU844, TU845, and TU854, to complete field wiring connections.
Frequently Asked Questions
Q: What input signals does the AI880A 3BSE039293R1 accept? A: The AI880A accepts unipolar single ended analog current inputs with 0-20 mA and 4-20 mA signal ranges.
Q: How many analog input channels are available on the AI880A module? A: The AI880A provides eight analog input channels with 12 bit signal resolution.
Q: Which termination units are compatible with the AI880A? A: The module supports TU834, TU844, TU845, and TU854 Module Termination Units for field signal connection.
Field Installation Guidelines
Install the AI880A module according to ABB S800 I/O mechanical configuration requirements. Verify that the selected Module Termination Unit matches the installed hardware arrangement before connecting field wiring.
Use appropriate shielded signal cables for analog current loops. Connect cable shields according to site grounding practices to reduce electromagnetic interference. Separate low-level analog signal wiring from high-voltage power conductors to minimize coupling noise.
Confirm current loop polarity before commissioning. Check that field transmitters provide signals within the specified input range of 0-20 mA or 4-20 mA before enabling process measurement functions.
