Product Overview
The Bently Nevada 3500/33 149986-01 is a 16-Channel Relay Output Module designed for use within the Bently Nevada 3500 Machinery Protection System. It provides sixteen independent Form-C relay outputs that are used to trigger alarms, shutdowns, or external devices based on the condition monitoring of machinery. The module offers robust relay outputs with built-in arc suppression and flexible programming options to ensure reliable machinery protection and control.
Key Features
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Sixteen independent Form-C (SPDT) relay outputs
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Programmable alarm logic with AND/OR configurations
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Epoxy-sealed relay contacts with integrated arc suppression
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Front-panel LEDs indicate relay status and module health
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Compatible with Bently Nevada 3500 rack systems
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Hot-swappable design for easy maintenance
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Durable construction for harsh industrial environments
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Supports normally energized and de-energized relay groups
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 3500/33 149986-01 |
| Relay Type | Electromechanical, Form-C (SPDT) relays |
| Number of Channels | 16 |
| Relay Contact Rating | 1 A at 30 VDC or 125 VAC |
| Arc Suppression | Integrated, rated at 250 Vrms |
| Dimensions | 241 x 24.4 x 242 mm |
| Weight | 0.7 kg |
| Operating Temperature | -30°C to +65°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 0% to 95% RH, non-condensing |
| Certifications | ATEX, IECEx, UL, CSA, RoHS, EMC |
| System Compatibility | Bently Nevada 3500 Machinery Protection System |
Typical Applications
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Activation of alarms and shutdown relays in machinery protection systems
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Controlling external devices such as sirens, annunciators, or interlocks
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Integration with Safety Instrumented Systems (SIS) and emergency shutdown (ESD) systems
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Condition-based machinery monitoring and control in power generation, oil & gas, and manufacturing
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Providing flexible relay output configurations for complex machine protection logic
Product Advantages
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High-density relay output module with sixteen independent channels
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Built-in arc suppression extends relay contact life
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Programmable relay logic supports versatile protection schemes
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Front LEDs provide immediate status and diagnostic information
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Hot-swappable design reduces downtime and simplifies maintenance
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Rugged construction ensures reliable operation in harsh industrial environments
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Compatible with global safety and industrial standards
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Supports normally energized and de-energized relay configurations for system flexibility
Frequently Asked Questions (FAQ)
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What is the relay contact rating of this module?
1 Ampere at 30 VDC or 125 VAC. -
How many relay outputs does the module provide?
Sixteen independent Form-C relay outputs. -
Does the module have arc suppression?
Yes, integrated arc suppression rated at 250 Vrms. -
Can the relay outputs be programmed individually?
Yes, with programmable AND/OR alarm logic. -
Is the module hot-swappable?
Yes, but rack power must be off for safe removal or insertion. -
What environments is this module designed for?
Industrial environments with operating temperatures from -30°C to +65°C. -
What are the typical applications of this relay module?
Machinery shutdown, alarm activation, and control of external devices. -
Is this module compatible with Bently Nevada 3500 racks?
Yes, it is fully compatible. -
What safety certifications does this module hold?
ATEX, IECEx, UL, CSA, RoHS, and EMC certifications. -
Can the relay outputs be configured as normally energized or de-energized?
Yes, relay grouping is configurable for both modes.
Recommended Related Models
| Model | Description |
|---|---|
| Bently Nevada 3500/31 | 8-Channel Relay Output Module |
| Bently Nevada 3500/32 | 8-Channel Alarm Relay Module |
| Bently Nevada 3500/34 | 16-Channel Digital Input Module |
| Bently Nevada 3500/36 | Thermocouple Input Module |
| Bently Nevada 3500/55 | Dual-Channel Velocity Sensor Module |
| Bently Nevada 3500/25 | Enhanced Keyphasor Module |
Popular Bently Nevada Models
| Model | Description |
|---|---|
| Bently Nevada 3300 XL | Proximity and Vibration Monitoring System |
| Bently Nevada 3500/40 | Velocity Sensor Module |
| Bently Nevada 3500/46 | Temperature Sensor Module |
| Bently Nevada 3500/60 | Six-Channel Temperature Monitor |
| Bently Nevada 3500/61 | Six-Channel Temperature Monitor with Recorder Outputs |
| Bently Nevada 7200 | Wireless Vibration Monitoring System |
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