Bently Nevada 3500/33 184631-01F 16-Channel Relay Module

Product Overview

The Bently Nevada 3500/33 184631-01F is a high-reliability 16-Channel Relay Output Module designed to work within the Bently Nevada 3500 Machinery Protection System. This module offers sixteen individually programmable Form-C relay outputs, allowing operators to control shutdown circuits, alarms, and external devices in response to machine conditions. With robust construction, integrated arc suppression, and advanced alarm logic, the 184631-01F enhances safety, reliability, and flexibility in industrial machinery protection systems.

Key Features

• Sixteen independent Form-C (SPDT) relay outputs

• Advanced alarm-drive logic with programmable AND/OR configurations

• Full-height module occupying both front and rear rack slots

• Epoxy-sealed relay contacts with integrated 250 Vrms arc suppression

• Configurable relay grouping for normally energized or de-energized operation

• Optional gold-plated low-current relay contacts for sensitive circuits

• Front-panel LEDs indicating channel alarms, module OK, and communication status

• Hot-swappable design (requires rack power off) for ease of maintenance

• Designed for harsh industrial environments with global safety certifications

• Fully compatible with Bently Nevada 3500 monitoring systems

Technical Specifications

Typical Applications

• Alarm signaling and shutdown control for turbines, compressors, and pumps

• Integration with Safety Instrumented Systems (SIS) and Emergency Shutdown (ESD) circuits

• Activation of external devices such as sirens, interlocks, annunciators, or indicator lights

• Predictive maintenance and condition-based monitoring for rotating equipment

• Centralized machinery protection in power plants, oil & gas, petrochemical, and manufacturing sectors

• Flexible relay logic deployment for complex protection schemes

Product Advantages

• Sixteen high-density relay outputs with full individual programmability

• Supports customizable alarm logic with AND/OR configurations

• Durable relay contacts with built-in arc suppression extend service life

• Optional gold-plated contacts enhance performance in low-current circuits

• Front-panel LEDs provide immediate status visibility for each channel

• Hot-swappable module simplifies replacement and reduces downtime

• Seamless integration with Bently Nevada 3500 rack systems

• Built to withstand harsh industrial conditions, ensuring system reliability

• Enhances overall plant safety by providing dependable machinery shutdown and alarm control

• Compliant with global standards for hazardous and industrial environments

Frequently Asked Questions (FAQ)

1. What is the function of the 3500/33 184631-01F module?
   It provides sixteen independent relay outputs to control alarms, shutdowns, and external devices.

2. Can the relay outputs be programmed individually?
   Yes, each relay can be configured with programmable alarm drive logic using AND/OR functions.

3. What type of relay contacts are used?
   SPDT (Form-C) electromechanical relays, with options for standard or low-current gold-plated versions.

4. What is the maximum current supported by the relays?
   Standard relays support up to 1 A at 30 VDC or 125 VAC.

5. Does the module include arc suppression?
   Yes, each relay is equipped with integrated 250 Vrms arc suppression to prevent contact damage.

6. Is hot-swapping supported?
   Yes, the module is hot-swappable but only when the rack power is turned off.

7. Is the module suitable for use in hazardous environments?
   Yes, it carries ATEX, IECEx, UL, CSA, RoHS, and EMC certifications.

8. What are the operating temperature limits?
   The module operates within -30°C to +65°C.

9. How are relay groups configured?
   Relay groups can be set for normally energized or de-energized operation, enhancing system safety.

10. Where is the module commonly used?
    In critical machinery protection systems for power generation, oil & gas, petrochemical, and industrial applications.

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Frequently Asked Questions (FAQ)

1. What is the function of the 3500/33 184631-01F module?
   It provides sixteen independent relay outputs to control alarms, shutdowns, and external devices.

2. Can the relay outputs be programmed individually?
   Yes, each relay can be configured with programmable alarm drive logic using AND/OR functions.

3. What type of relay contacts are used?
   SPDT (Form-C) electromechanical relays, with options for standard or low-current gold-plated versions.

4. What is the maximum current supported by the relays?
   Standard relays support up to 1 A at 30 VDC or 125 VAC.

5. Does the module include arc suppression?
   Yes, each relay is equipped with integrated 250 Vrms arc suppression to prevent contact damage.

6. Is hot-swapping supported?
   Yes, the module is hot-swappable but only when the rack power is turned off.

7. Is the module suitable for use in hazardous environments?
   Yes, it carries ATEX, IECEx, UL, CSA, RoHS, and EMC certifications.

8. What are the operating temperature limits?
   The module operates within -30°C to +65°C.

9. How are relay groups configured?
   Relay groups can be set for normally energized or de-energized operation, enhancing system safety.

10. Where is the module commonly used?
    In critical machinery protection systems for power generation, oil & gas, petrochemical, and industrial applications.

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Popular Bently Nevada Models

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