ABB DSAI133A 3BSE018290R1 Analog Input Board

Description

Hardware and Performance Specifications Auxiliary supply: Powered by VME rack back‑plane, no external power supply required Power consumption: ≤12 W Input channels: 32‑channel single‑ended analog input Signal types: 4‑20 mA, 0‑20 mA, −10~+10 V, 0‑10 V software configurable ADC resolution: 12‑bit plus sign Signal accuracy: ±0.1 % full‑scale Isolation voltage: Group‑wise galvanic isolation between field‑side and system‑bus circuit Mounting mode: VME Eurocard plug‑in board for Advant subrack Protection class: IP20 Operating temperature: −25 ℃ ~ +70 ℃ Storage temperature: −40 ℃ ~ +85 ℃ Humidity: 5‑95 %RH non‑condensing EMC compliance: Comply with IEC 61000‑4 series industrial electromagnetic‑compatibility standards Dimension & weight: approx. 328 × 237 × 30 mm, weight approx. 0.95 kg Certifications: CE approval

Main Functions Collect large‑volume analog signals from field transmitters. Complete signal filtering, surge protection and 12‑bit A/D conversion. Transfer converted digital measurement data to Advant controller through VME back‑plane bus. Support channel‑level diagnosis for detection of transmitter open‑circuit and signal over‑range faults. Front‑panel LED indicators display power‑on status and hardware fault alarm codes for on‑site inspection. Hardware self‑diagnosis detects internal circuit faults and reports fault information to the controller. Parameter configuration and channel debugging are completed by ABB Advant engineering software.

Installation Requirement Plug‑in installation inside Advant VME controller subrack. Analog signal cables shall adopt shielded twisted‑pair and be strictly separated from high‑power power cables. Ensure reliable cabinet protective grounding. After module replacement, confirm full part‑number DSAI133A / 3BSE018290R1 matches original project configuration, download complete system configuration file. Perform channel point‑to‑point signal‑loop test and calibration verification. Different hardware revisions cannot be directly interchanged without configuration adaptation. Do not put into service until no hardware self‑diagnosis fault alarm exists.

Typical Application Scenarios Analog‑input‑board spare part for ABB Advant OCS / MasterPiece AC400 automation‑control systems; widely used for mass‑process‑signal acquisition in thermal‑power plants, hydropower plants and petrochemical industries; applied for legacy DCS‑PLC system maintenance and spare‑part replacement.

Key Features

1. High‑density 32‑channel analog input board for legacy Advant systems, supports both current and voltage transmitter signals.
2. Group‑wise galvanic‑isolation design, suppress ground‑loop and electromagnetic interference under harsh industrial environments.
3. Channel‑level fault diagnosis function, facilitating fast field‑loop fault location.
4. VME Eurocard plug‑in structure, back‑plane powered, convenient for on‑site replacement and maintenance.
5. Strict full‑part‑number matching required for spare‑part replacement; cannot be directly substituted by DSAI130 / DSAI130A without configuration adaptation.