Product Introduction – ABB AI890 3BSC690071R1

The ABB AI890 3BSC690071R1 is a high-performance analog input module engineered for industrial process automation systems within the ABB Advant Controller 800 series and AC 800M control systems. Designed with precision and reliability in mind, the AI890 module is equipped to process analog signals from field devices such as temperature sensors, pressure transmitters, and other measuring instruments.

This module provides 16 analog input channels and is built to support current signals (4–20 mA). The AI890 is a single-channel isolated, DIN-rail mounted I/O module that utilizes the S800 I/O system, offering seamless integration into a distributed control architecture.

It enables robust and accurate data acquisition, ensuring superior control over complex industrial environments such as oil & gas, power generation, chemical, and manufacturing industries.

Product Advantages

• High Channel Density: Offers 16 analog input channels per module, reducing I/O footprint and overall cost.

• Current Signal Support (4–20 mA): Widely used standard signal type enables compatibility with most industrial field devices.

• Single Channel Isolation: Provides galvanic isolation per channel to enhance safety and signal accuracy.

• Hot Swappable: Supports online replacement, minimizing system downtime during maintenance.

• Advanced Diagnostics: Built-in self-monitoring and diagnostics increase system availability and simplify troubleshooting.

• Compact Modular Design: Easy integration with other ABB S800 I/O modules, ideal for distributed automation applications.

• Compliant with International Standards: Ensures long-term operational reliability under harsh industrial environments.

Technical Specifications

Product Applications

The ABB AI890 is suitable for a wide variety of applications in industrial automation, particularly where precise analog data acquisition is required:

• Process Industries: Chemical, oil and gas, pharmaceuticals

• Energy Sector: Power generation, renewables, substations

• Water and Wastewater Management

• Manufacturing Plants: Automotive, food and beverage, electronics

• Utility Infrastructure

• Marine and Offshore Platforms

Compatible Models

The AI890 module is designed to operate with ABB’s S800 I/O system and is compatible with the following components:

• PM860, PM861, PM864, PM865, PM866 Controllers

• CI854, CI855, CI856 Communication Interfaces

• TU830V1, TU835V1, TU850, TU860, TU865 Base Termination Units

• AI820, AI830, AO845A, DI820, DO840 for mixed I/O configurations

These models form the backbone of distributed control systems within the AC 800M series.

Installation Instructions

1. Power Off System – Before installation, ensure the power to the system is completely shut off to avoid electrical hazards.

2. Mounting the Module – Use the DIN rail to securely mount the AI890 module. It should be placed alongside the termination unit (e.g., TU830V1).

3. Connecting Field Devices – Connect 4–20 mA analog input devices to the designated input terminals on the termination unit.

4. Establishing Communication – Use the ModuleBus connector to link the AI890 with the communication interface and controller.

5. Verify Polarity and Wiring – Double-check wiring for accuracy, ensuring all connections conform to the wiring diagram.

6. Power Up and Configure – Power the system and use the ABB Control Builder software to configure the module, assign variables, and calibrate channels.

7. Functional Testing – Perform signal simulation and diagnostics to verify correct operation.

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Frequently Asked Questions (FAQ)

Q1: What type of signal does the AI890 module accept?
A1: The AI890 is designed to accept 4–20 mA current signals, making it compatible with most industrial analog sensors.

Q2: Can the AI890 be hot-swapped during system operation?
A2: Yes, the AI890 supports hot swapping, allowing replacement or upgrades without shutting down the system.

Q3: How many analog input channels does the AI890 provide?
A3: The module offers 16 analog input channels, each individually isolated for enhanced signal integrity.

Q4: Is this module compatible with ABB’s AC 800M system?
A4: Absolutely. The AI890 is fully compatible with the AC 800M controller and the S800 I/O series.

Q5: What is the physical size of the AI890 module?
A5: The dimensions of the AI890 are 119 mm (H) x 45 mm (W) x 102 mm (D), and it weighs approximately 230 grams.

Q6: What termination units can be used with the AI890?
A6: Commonly used termination units for the AI890 include TU830V1 and TU840, providing easy and secure wiring options.