ABB DSAI 133A 3BSE018290R1 DS Analog Input Unit

Overview

The ABB DSAI 133A is a high-performance analog input unit designed for accurate and stable signal acquisition in industrial automation environments. It enables precise conversion of analog field signals into digital data, ensuring reliable monitoring and control within distributed control systems.

General Information

Part Number: 3BSE018290R1

Manufacturer: ABB

Brand / Country of Origin: ABB / Switzerland

Series: DS (Distributed System I/O)

Type: Analog Input Unit

Application: Industrial process control, measurement, and monitoring systems

Mounting: Rack-mounted installation within control system chassis

Technology: Advanced analog-to-digital conversion with integrated diagnostics

Power Specifications

Supply Voltage: 24 V DC (via system backplane)

Power Consumption: ≤ 5 W

Input Power Source: Backplane-powered module

Protection: Overvoltage and reverse polarity protection

Indicators: LED indicators for power status, operation, and fault conditions

Communication & Interface

System Interface: Direct integration with control system backplane

Signal Interface: Multi-channel analog input support

Supported Signals: 0–10 V, 4–20 mA

Diagnostics: Continuous self-check and fault detection

Configuration: Software-based setup via control system tools

Isolation: Electrical isolation between channels and system circuitry

Environmental

Operating Temperature: −40 to +70 °C

Storage Temperature: −40 to +85 °C

Humidity: Up to 95% RH, non-condensing

Protection Rating: IP20 (for cabinet installation)

EMC Compliance: Designed to meet industrial EMC standards

Dimensions & Weight

Dimensions (L × W × H): 324 × 22.5 × 225 mm

Weight: 0.29 kg

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