Product Details
Description
The ABB TB820 is a ModuleBus Cluster Modem for the S800 I/O system, converting electrical signals to fiber optics for long-distance communication between I/O clusters. It provides full galvanic isolation, strong EMI immunity, and high-speed, deterministic performance, enabling reliable connection of remote I/O stations to an AC 800M controller in harsh industrial environments.
Specifications
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Manufacturer: ABB
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Model Number: TB820
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Order Number: 3BSE008555R1
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Product Type: ModuleBus Cluster Modem
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Communication Media: Fiber Optic (ST Connectors)
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Maximum Distance: 15m with Plastic Fiber (POF); up to 200m with HCS Fiber
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Power Supply: 24V DC (nominal)
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Current Consumption: 150 mA
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Mounting: 35mm DIN Rail
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Weight: 0.25 kg
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Operating Temperature: 0 to +55°C
Features
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Extended Networking: Allows for the expansion of a single controller’s ModuleBus to multiple remote clusters across a plant site.
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Optical Isolation: Protects the controller and local bus from ground loops and electrical surges by providing physical separation via fiber optics.
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EMI/RFI Immunity: Ensures reliable data exchange in areas with high electrical noise, such as near large motors or power switchgear.
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Seamless Scalability: Supports the interconnection of up to seven clusters in a single system branch for flexible hardware distribution.
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Hot-Swap Support: Facilitates system maintenance by allowing modules to be handled without disrupting the entire communication backbone.
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Diagnostic Monitoring: Integrated front-panel LED indicators provide real-time status for power supply and bus activity to simplify troubleshooting.
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
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