Product Details
Description
The ABB AI845-eA is an advanced 8-channel analog input module designed for the S800 I/O system, optimized for high-integrity process control. This module is specifically engineered to interface with current-source transmitters, supporting both standard and HART-compatible field devices. As an "Extended Automation" (eA) series component, it offers enhanced diagnostics and superior signal accuracy. It is widely applied in critical industries where precise 4-20 mA signal processing and robust electrical isolation are required to maintain system stability and safety.
Specifications
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Manufacturer: ABB
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Country of Origin: Switzerland
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Model Number: AI845-eA
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Order Number: 3BSE023675R2
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Product Type: Redundant Analog Input Module
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Number of Channels: 8
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Input Range: 4 to 20 mA (0 to 20 mA configurable)
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A/D Resolution: 12-bit
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HART Support: Full HART pass-through communication
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Weight: 0.25 kg
Features
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Redundancy Compatibility: Supports dual-module redundant configurations for increased system availability in mission-critical loops.
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HART Integration: Facilitates digital communication with smart field instruments for remote calibration and detailed asset management.
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Short-Circuit Protection: Individual channel protection prevents field wiring faults from affecting adjacent inputs or the system backplane.
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High-Level Isolation: Features advanced galvanic isolation to eliminate ground loop interference and protect controller electronics.
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Enhanced Diagnostics: Real-time monitoring of under-range, over-range, and hardware integrity with front-panel LED indicators.
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Industrial Durability: Rated for use in G3 harsh environments, providing resistance against corrosive atmospheric contaminants.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Redundant Automation Systems: Core Architecture, Business Value, and Technical Advantages
Unplanned downtime poses a major financial threat to process manufacturing. To prevent costly interruptions, engineers deploy redundant PLC and DCS architectures that ensure continuous operation when hardware fails. This technical guide explores redundancy principles, critical system nodes, and real-world scenarios.
Preventing Emergency Stop Spurious Trips in Industrial Control Systems
Emergency Stop pushbuttons use Normally Closed contacts for fail-safe safety, but mechanical wear can cause costly spurious trips. This technical guide examines E-Stop contact failure root causes, redundant hardware setups, PLC logic monitoring, and maintenance strategies to maximize plant availability.
Why 24V DC Is the Universal Standard for Industrial Automation Power Supplies
Industrial manufacturing requires continuous uptime to prevent equipment damage. Unlike AC power, 24V DC circuits seamlessly integrate with UPS units and battery banks. During main grid failures, a 24V DC backup system instantly maintains PLC memory, instrument loops, and critical safety valves without interruption.