Description​

The ABB AI02J​is a compact 2-channel analog input module designed for ABB’s AC 31 programmable controller system.This versatile signal conditioning module provides reliable conversion of analog sensor signals to digital values for process monitoring and control.The AI02J​delivers accurate measurement performance in industrial applications where space constraints and signal integrity are critical factors.

Application Scenarios​

In a food processing plant’s temperature monitoring system,the ABB AI02J​analog input modules were deployed to monitor critical pasteurization temperatures across 12 production lines.Each AI02J​module handled two PT100 temperature sensors with 0.1°C accuracy,ensuring precise thermal control during the pasteurization process.The modules’compact size allowed high-density installation in control panels with limited space.During a sanitation cycle,the AI02J’s IP20-rated housing resisted moisture ingress from high-pressure cleaning,maintaining reliable operation.Over three years of continuous operation,the AI02J​modules maintained measurement accuracy within specification,contributing to consistent product quality and regulatory compliance.

Parameter​

Main Parameters

Value/Description

Product Model

AI02J​

Manufacturer

ABB

Product Type

Analog Input Module

Channels

2 independent channels

Input Types

0-20mA,4-20mA,0-10V,±10V,RTD,TC

Resolution

12-bit

Accuracy

±0.1%of range(typical)

Input Impedance

250Ω(current),1MΩ(voltage)

Sampling Rate

10 samples/second per channel

Isolation

Channel-to-channel:500V AC

Common Mode Rejection

>100dB 50/60Hz

Power Supply

24V DC via baseplate

Power Consumption

1.5W typical

Operating Temperature

0°C to+55°C

Storage Temperature

-25°C to+70°C

Connection

Removable terminal block

Mounting

DIN rail

Dimensions

12.5mm×99mm×75mm

Weight

0.15kg

Certifications

CE,cULus

Technical Principles and Innovative Values​

Innovation Point 1:The AI02J​utilizes individual analog-to-digital converters for each channel,providing true simultaneous sampling and eliminating channel-to-channel skew.This architecture ensures accurate representation of process variables during dynamic conditions,with excellent noise rejection through integrated digital filtering.

Innovation Point 2:Programmable input ranges allow flexible configuration of each channel for different signal types without hardware modifications.The AI02J’s auto-calibration feature compensates for temperature drift and component aging,maintaining long-term measurement accuracy without manual recalibration.

Innovation Point 3:Advanced diagnostic capabilities monitor channel health and detect wiring faults such as open circuits or short circuits.The AI02J’s LED indicators provide clear status information,enabling quick troubleshooting and reducing maintenance time.

Application Cases and Industry Value​

In a pharmaceutical cleanroom environmental monitoring system,the ABB AI02J​modules were implemented to monitor differential pressure and temperature in critical processing areas.The previous system required separate modules for different signal types,increasing complexity and cost.The AI02J’s dual-channel flexibility allowed one module to handle both pressure(4-20mA)and temperature(RTD)signals,reducing module count by 50%.The project achieved 25%cost savings in hardware and installation while improving system reliability.The AI02J’s high accuracy ensured compliance with FDA 21 CFR Part 11 requirements for environmental monitoring.

Related Product Combination Solutions​

AI01J​|Single-channel analog input module

DI01J​|Digital input module

DO01J​|Digital output module

AC 31 CPU​|Controller unit

Base Units​|Mounting and connection systems

Power Supply​|System power modules

Communication​|Network interface modules

Installation and Maintenance​

Installation Preparation:Before installing the AI02J,verify base unit compatibility and signal types.Use shielded cables for analog signals and maintain adequate separation from power cables.Have configuration tools ready for channel setup.

Maintenance Recommendations:Perform annual calibration verification using precision reference standards.Regularly check terminal connections for tightness and monitor module status indicators.Maintain backup configurations and update documentation after changes.

Product Guarantee​

We guarantee that every ABB AI02J​is a genuine ABB product manufactured to the highest quality standards.Our technical team provides comprehensive support including configuration guidance,installation assistance,and troubleshooting services.

Contact us for professional analog input solutions using genuine ABB AI02J modules.

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