The ABB 3BSE023675R2 (AI880A) is an 8-channel High Integrity Analog Input Module for the S800 I/O system. It is specifically designed for safety-critical and SIL-rated applications, supporting 4-20 mA signals and HART revision 7. This module provides reliable monitoring for pressure, flow, and level transmitters while enabling advanced digital diagnostics and asset management through integrated HART pass-through technology.
Technical Specifications
Product ID:3BSE023675R2
Type Designation:AI880A
Series:S800 I/O High Integrity
Number of Channels:8 Analog Input Channels
Signal Types:HART, 0(4) to 20 mA, 0(1) to 5V
Resolution:12-bit
Accuracy:0.1% of full scale
Isolation:50 V (channel-to-channel and channel-to-ground)
Communication Interface:PROFIBUS DP (via FCI) / Modulebus
Power Supply:24 VDC
Dimensions:102 x 119 x 45 mm
Net Weight:0.3 kg (Shipping weight approx. 1.0 kg)
Origin:Sweden
Key Features
HART Protocol Support:Full compatibility with HART revision 7, allowing the module to pass through digital diagnostic data from smart field instruments to asset management software.
Transmitter Power Distribution:Features current-limited power distribution, allowing the module to power 2-wire HART transmitters directly, simplifying field wiring and reducing external hardware.
High Integrity Standards:Designed for use in SIL (Safety Integrity Level) rated loops, providing the rigorous diagnostic coverage required for emergency shutdown and safety-critical monitoring.
Redundancy Capability:Supports redundant configurations to ensure continuous operation and high system availability in the event of a single module failure.
On-board Diagnostics:Real-time monitoring detects internal module faults as well as external wiring errors (open circuits or short circuits) and connected device status.
