Product Details
Description
The DO828 3BSE069055R2 is a 16-channel AC relay output module with two isolated groups of eight, each contact rated for 120 V AC. It mounts on an MTU via ModuleBus, provides dry-contact switching, and supports full hot-swapping for maintenance without interrupting system power or communication.
Specifications
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Manufacturer: ABB
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Country of Origin: Switzerland
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Model Number: DO828 (3BSE069055R2)
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Product Type: Relay Output Module
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Output Channels: 16 (2 isolated groups of 8)
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Rated Operating Voltage: 120 V AC
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Voltage Range: 77 V to 132 V AC
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Contact Type: Relay (Mechanical)
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Current Capacity: 0.5 A per channel
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Isolation: Group-to-group and group-to-logic galvanic isolation
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Interface: S800 ModuleBus
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Weight: 0.32 kg
Features
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High-Density Relay Switching: Consolidates 16 AC-rated relay channels into a single module to optimize cabinet rail space.
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Dual Group Isolation: Provides two isolated commons, allowing for the control of different AC phases or power sources within a single module.
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Mechanical Contact Reliability: Offers zero leakage current when in the "off" state, ensuring safe operation for high-impedance AC field devices.
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Process Availability: Supports hot-swapping under power, enabling rapid maintenance and module exchange without process interruption.
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Integrated Hardware Monitoring: Features front-panel LED indicators for each channel to provide immediate visual confirmation of output logic states.
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Enhanced Industrial Protection: Built with robust internal circuitry to withstand the transients and electromagnetic interference common in mains-voltage environments.
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: Ensuring Continuous Uptime in Critical Control Infrastructure
System reliability directly determines operational profitability across high stakes process industries. Modern industrial automation platforms must eliminate single points of failure to prevent catastrophic shutdowns. Deploying fault tolerant architecture safeguards complex facilities against unexpected hardware glitches, network disruptions, and maintenance outages.
Understanding Types of Noise in Electronic Circuits and Control Systems
Signal integrity directly determines measurement accuracy and loop stability across industrial automation environments. Electronic noise introduces unwanted stochastic interference into analog loops, sensor feedback lines, and digital fieldbus networks. Understanding how intrinsic electronic noise and external electromagnetic interference manifest allows control engineers to optimize signal conditioning and shield sensitive instrumentation effectively.
Why 24V DC Power Supplies Standardize Modern Industrial Automation
Industrial control cabinets worldwide rely on 24V DC as the universal power standard for field instrumentation, sensors, and controllers. Walk into any manufacturing plant, and you will find PLCs, human-machine interfaces (HMIs), and smart actuators running on extra-low voltage DC. Standardizing on 24V DC enhances operational safety, lowers cabinet footprint, and maintains steady control performance across factory networks.