VESDA Detector VLC505
The VESDA Detector VLC505 is a state-of-the-art air sampling smoke detection device designed to deliver early warning fire detection in environments where rapid response is critical. Featuring advanced laser-based detection technology, this compact yet powerful detector continuously monitors air samples drawn through a network of sampling pipes to identify the presence of smoke at the earliest possible stage.
Ideal for applications such as data centers, server rooms, telecommunications hubs, cleanrooms, and high-value storage areas, the VESDA Detector VLC505 ensures maximum protection with minimal disruption. Its detection sensitivity can be adjusted to meet the exact needs of the environment, from ultra-sensitive detection in clean environments to robust monitoring in industrial settings.
One of the key advantages of the VESDA Detector VLC505 is its reliability. With active air sampling, the detector can detect smoke before it becomes visible to the human eye or activates traditional spot-type detectors. This enables earlier interventions and reduces the risk of fire-related damages or downtime. Its built-in event log, auto-learn function, and alarm threshold configuration contribute to intelligent, adaptable protection.
Installation and maintenance of the VLC505 are straightforward, making it suitable for both new construction and retrofit projects. It supports a wide range of configurations, including stand-alone or integrated systems via VESDAnet. With LED indicators and optional remote displays, users can monitor detector status and receive real-time alerts when smoke thresholds are crossed.
The VESDA Detector VLC505 is compliant with major international fire detection standards, ensuring peace of mind for safety managers and facility operators. It’s equipped with fault diagnostics and remote testing capabilities, allowing users to perform routine checks without interrupting operations.
In conclusion, the VESDA Detector VLC505 offers unmatched performance in early smoke detection, making it a preferred choice for sensitive and mission-critical applications. Its intelligent design, adaptability, and proven reliability make it an essential component of any advanced fire protection strategy, and a natural fit for Oman’s data center, telecommunications, and industrial control facilities where early warning fire detection is a regulatory and operational priority.
Technical Specifications
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Per Xtralis (now part of Honeywell) official product documentation, the VLC-505 is the VesdaNet-compatible model in the VESDA LaserCOMPACT (VLC) range, distinct from the non-networkable VLC-500:
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| Detection technology | Laser light-scatter smoke detection, active air sampling |
| Sensitivity range | 0.0015% to 6.25% obs/ft (0.005% to 20% obs/m) |
| Alarm thresholds | 3 programmable levels: Alert, Pre-Alarm, Fire |
| Pipe network coverage | Up to 8,000 sq ft (800 sq m); pipe configurations e.g. 1x80m or 2x50m |
| Pipe diameter | Internal diameter approx. 9/16″ to 7/8″ |
| Communication | Relays plus VESDAnet (VLC-505 networkable model) |
| Dimensions | 225 x 225 x 85 mm |
| Certifications | UL, ULC, FM, LPCB, VdS, CFE, plus additional regional listings |
| Ideal use case | Single environment, space-constrained areas |
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VLC-505 vs VLC-500
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The VLC-505 adds VESDAnet networking capability to the base LaserCOMPACT platform, letting multiple detectors share a common network for centralized monitoring, cross-referencing between detectors, and connection of optional remote display or annunciator modules — a capability the simpler VLC-500 (relay-only) model does not provide. This makes the VLC-505 the appropriate choice wherever a facility needs several detectors reporting to a common fire panel or building management system rather than operating as isolated stand-alone units.
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Industrial and Critical-Facility Applications
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The VLC-505 is specified for spaces where a spot-type smoke detector would respond too late or is impractical to install directly — server rooms and data halls, telecommunications equipment rooms, control rooms, electrical switchgear rooms, and cleanroom or high-value storage areas common to industrial and commercial facilities across Oman. Because it draws air continuously through a sampling pipe network rather than waiting for smoke to reach a ceiling-mounted spot detector, it can detect an incipient fire condition — such as early overheating in an electrical cabinet or IT equipment — well before visible smoke or open flame develops, giving facility operators time to intervene before an automatic suppression system or evacuation is triggered.
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Seven Star LLC supports data centers, telecom operators, and industrial control rooms across Muscat, Sohar, and the wider GCC with genuine VESDA aspirating detection hardware, from initial pipe network design through detector commissioning and VESDAnet integration with existing fire alarm control panels.
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Design and Commissioning Notes
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Pipe network design for the VLC-505 must respect the manufacturer’s maximum coverage area and hole-spacing rules to guarantee the specified transport time and sensitivity at the far end of each sampling pipe run, so a facility’s ceiling height, HVAC air-change rate, and the value of the protected contents should all factor into how conservatively the alarm thresholds are set. Because the unit supports three independently programmable alarm levels, a common configuration uses the Alert level for early staff notification, Pre-Alarm to trigger a more urgent response, and Fire to initiate the facility’s automatic suppression or shutdown sequence, spacing the response steps so operators have time to investigate before the most disruptive action is taken.
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Ordering Information
Seven Star LLC can also supply the complementary pipe network components, sampling points, and the optional remote LED display module used alongside the VLC-505 in a complete VESDAnet installation.
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Confirm whether your project specifies the networked VLC-505 or the simpler relay-only VLC-500, since the two share a common housing but differ in networking capability, and provide protected floor area, ceiling height, and any regional fire code requirements so the correct pipe network and detector quantity can be specified before ordering.
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Why Seven Star LLC
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Seven Star LLC supplies genuine VESDA VLC-505 aspirating smoke detectors and related pipe network accessories to facilities across Oman and the GCC, and can advise on pipe network design, sensitivity threshold configuration, and VESDAnet integration for your specific protected space.
Related Products
Xtralis is a leading global provider of powerful solutions for the very early and reliable detection of smoke, fire, and gas threats.As a specialized supplier in Oman and the GCC, Seven Star LLC offers Xtralis’s flagship technologies, including VESDA aspirating smoke detection (ASD), OSID open-area imaging, and Li-ion Tamer battery rack monitoring systems.These advanced platforms actively sample air to detect microscopic combustion particles before visible smoke or open flames develop.Engineered for high-stakes environments such as data centers, clean rooms, and heavy industrial facilities, Xtralis systems provide maximum operational uptime and safety compliance while eliminating false alarms.
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