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Product Overview

The ABB CI527A (3BSE035684R1) operates as a high-integrity communication interface module dedicated to the Advant Controller 400 (AC 400) and Advant Master DCS platforms. This module provides the essential bridge for high-speed data exchange between controllers and distributed field devices or peer-to-peer networks. By utilizing the MasterBus 300 and proprietary ABB protocols, the CI527A maintains strict synchronization across the automation architecture, ensuring that process variables reach the control logic without variable latency. We supply this unit as 100% Brand New and Original, housed in factory packing for mission-critical industrial applications.

Technical Specifications

Attribute Specification Details
Model Number CI527A
Product ID 3BSE035684R1
Manufacturer ABB Group
System Compatibility Advant Controller 400, Advant Master DCS
Communication Protocols MasterBus 300 / ABB Proprietary
Power Supply 24 V DC
Operating Temperature –20°C to +60°C
Isolation Galvanic isolation between system and field
Net Weight 0.185 kg
Dimensions (WxHxD) 130.5 mm x 18 mm x 234 mm
WEEE Category 5. Small Equipment

Engineering Advantages

The CI527A optimizes communication reliability in harsh industrial environments through specialized electrical protection and efficient data handling.

  • Deterministic MasterBus 300 Performance: The module prioritizes time-critical data packets. This ensures that safety-critical signals in power generation or oil and gas facilities execute within defined scan cycles, preventing "stale data" from affecting system logic.

  • Galvanic Noise Rejection: Integrated galvanic isolation separates the sensitive system backplane from field-side electrical interference. This design prevents ground loops and high-voltage transients—common in large-scale motor control centers—from compromising the Advant Controller 400’s stability.

  • Ultra-Slim Form Factor: At only 18 mm in height and weighing just 0.185 kg, the CI527A maximizes cabinet density. It allows engineers to install multiple communication channels in existing sub-racks without exceeding the physical space or weight limits of the cabinet.

  • Stable Fieldbus Integration: The CI527A manages the synchronization and integration of distributed control systems automatically. It offloads communication overhead from the main CPU, allowing the controller to focus exclusively on complex process control algorithms.

FAQs

  • Is the CI527A compatible with older Advant Controller systems?

    The CI527A specifically targets the Advant Controller 400 series and the Advant Master DCS. It utilizes the MasterBus 300 protocol, making it a direct interface for these platforms. Always verify your current software version for specific driver compatibility.

  • How does the 18 mm height benefit my installation?

    The slim profile (18 mm) allows for higher module density within the Advant rack. This is particularly useful when upgrading legacy systems where cabinet space is fixed but communication demands have increased.

  • Does this module require a battery?

    No. According to the technical specifications, the CI527A contains zero batteries. It draws its 24V DC operating power directly from the system bus, simplifying long-term maintenance.

  • What is the condition of the 3BSE035684R1 unit?

    We guarantee the unit is 100% Brand New and Original. Every module arrives in its original factory state, ensuring all industrial certifications (CE, UL) remain valid for your facility's safety and compliance audits.

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