Product Details
Description
The ABB TB842 is a ModuleBus Optical Port for the S800 I/O system, enabling fiber optic connectivity between I/O clusters. It provides galvanic isolation, eliminates ground loops, and ensures strong EMI immunity, allowing reliable communication over long distances in distributed and electrically noisy environments.
Specifications
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Manufacturer: ABB
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Model Number: TB842
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Order Number: 3BSE022464R1
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Product Type: ModuleBus Optical Port
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Interface: Fiber Optic (ST connectors)
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Wavelength: 650 nm
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Fiber Type: Plastic Optical Fiber (POF) or Hard Clad Silica (HCS)
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Maximum Distance: Up to 15m (POF) or 200m (HCS)
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Power Supply: 24V DC (via ModuleBus)
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Mounting: 35mm DIN Rail
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Operating Temperature: 0 to +55°C
Features
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Optical Isolation: Provides 100% electrical separation between I/O clusters to protect sensitive control hardware from surges and noise.
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Extended Range: Overcomes the distance limitations of standard copper bus wiring, enabling remote placement of I/O modules.
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Redundancy Support: Compatible with redundant ModuleBus configurations to ensure high system availability and process uptime.
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Signal Integrity: Maintains high-speed deterministic data transmission across optical links without signal degradation.
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Snap-On Installation: Designed for effortless mounting on standard DIN rails, integrating seamlessly with other S800 communication modules.
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Diagnostics: Features integrated LED indicators for localized monitoring of power and bus communication status.
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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Understanding Safety Relays in Industrial Automation: Architecture, Operation, and Functional Safety
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