Bently Nevada 3500/04-01-00 Internal Barriers Module

The Bently Nevada 3500/04-01-00 Internal Barriers Module is a critical component in the 3500 Machinery Protection System, designed specifically to enable the use of transducers and wiring located in hazardous areas. This module ensures intrinsic safety by incorporating galvanic isolation and current-limiting features, preventing excessive energy from reaching the hazardous area equipment. By integrating into the 3500 rack, it allows the system to meet stringent safety standards such as ATEX, IECEx, and CSA approvals, making it suitable for Zone 0, Zone 1, and Division 1 hazardous locations.

The design of the module is compact yet robust, featuring high-quality PCB materials, precision electronic components, and a mechanical enclosure engineered for stability and reliability under industrial vibration and temperature conditions. It also provides ease of installation and maintenance, with clear labeling and secure connectors to prevent accidental wiring errors.

Product Parameters

Product Applications

The 3500/04-01-00 Internal Barriers Module is widely applied in industries where machinery condition monitoring intersects with hazardous operational environments, such as:

• Oil & Gas – Monitoring pumps, compressors, and turbines in refineries and offshore rigs.

• Petrochemical – Ensuring safe measurement from sensors installed in explosive atmospheres.

• Power Generation – Turbine monitoring where fuel gases present hazardous zones.

• Chemical Processing – Safeguarding process-critical machinery in flammable chemical areas.

• Mining – Vibration monitoring in underground operations with combustible gases.

By incorporating this module, operators can use standard Bently Nevada monitoring equipment while ensuring compliance with hazardous area safety requirements.

Product Advantages

• Intrinsic Safety Compliance – Meets stringent hazardous area standards for safe operation.

• Seamless Integration – Designed specifically for direct compatibility with the 3500 system.

• High Reliability – Industrial-grade components ensure long-term performance in harsh conditions.

• Galvanic Isolation – Protects both personnel and equipment from electrical faults.

• Low Maintenance – Minimal upkeep due to rugged build and stable electronics.

• Flexibility – Supports various transducer types including proximity probes, accelerometers, and velocity sensors.

FAQ

1. How does the 3500/04-01-00 achieve intrinsic safety?

   It uses galvanic isolation and current-limiting circuits to prevent excess energy transfer.

2. Can this module be used in Zone 0 hazardous areas?

   Yes, it is certified for Zone 0, Zone 1, and Division 1 applications.

3. What types of sensors can be connected?

   It supports proximity probes, accelerometers, and velocity transducers.

4. Does it require an external power supply?

   No, it draws power directly from the 3500 rack backplane.

5. How many channels can it handle?

   The capacity depends on the rack configuration and installed cards.

6. Is it hot-swappable?

   Yes, it can be replaced without shutting down the entire rack system.

7. What is the maximum operating temperature?

   It operates reliably up to +65°C (+149°F).

8. Does it provide signal conditioning?

   Yes, it maintains signal integrity while ensuring safety isolation.

9. How does it connect to hazardous area wiring?

   It uses secure, labeled connectors to prevent wiring errors.

10. Is there any impact on vibration measurement accuracy?

    No, it is designed to maintain full measurement precision.