Bently Nevada 3500/33 149986-01 Relay Module 3500 Series Protection Output

Description

Bently Nevada 3500/33 Relay Module Overview

• Brand
  • Bently Nevada
• Series
  • 3500 Machinery Protection System
• Model
  • 3500/33
  • 149986-01
• Module Type
  • 16-Channel Relay Output Module

Functional Description

• Multi-channel relay control for alarms and shutdown logic
  • Designed for critical machinery protection
  • Provides fast and stable switching response
• Industrial-grade construction
  • Epoxy sealed relays protect internal contacts
  • Suitable for high vibration environments

Core Technical Specifications

• Electrical Characteristics
  • Power Consumption: 5.8 W typical
  • Relay Type: Single-pole double-throw
  • Contact Rating: Up to 250 Vrms with arc suppressor
  • Contact Life: 10,000 mechanical cycles
  • Switching Time: Less than 10 ms typical
  • Isolation Voltage: 1500 Vrms channel to backplane
• Operating Modes
  • Selectable Normally De-energized operation
  • Selectable Normally Energized operation
  • Configuration by groups of four channels
• Mechanical Data
  • Height: 241 mm
  • Width: 24.4 mm
  • Depth: 242 mm
  • Weight: 0.7 kg
• Environmental Performance
  • Operating temperature from -30°C to +65°C
  • High resistance to dust and oil mist
  • Stable operation under continuous vibration

Product Selling Points

• High channel density
  • Sixteen relays in one compact slot
• Flexible logic design
  • Supports complex alarm strategies
• Proven long-term reliability
  • Used in critical rotating machinery worldwide
• Easy system integration
  • Direct fit for Bently Nevada 3500 racks

Selection Guidance

• Choose this module when multiple relay outputs are needed
  • Best for shutdown and alarm signaling
• Suitable for turbines, compressors, and large motors
  • Ideal for safety-critical systems
• Recommended for users already using the 3500 series
  • Ensures full system compatibility

Professional FAQ

• Can this relay module handle continuous switching?
• Yes. It is designed for frequent alarm events.
• How does epoxy sealing help in real plants?
• It prevents moisture and dust from reaching contacts.
• Is channel grouping important during setup?
• Yes. Mode selection applies per four channels.
• What is a common installation tip?
• Always verify rack grounding before power-up.
• Does this module reduce false trips?
• Yes. Stable relay logic improves system reliability.

Warranty and Shipping

• 12-month warranty from shipment date
• Fast global delivery via FedEx, UPS, or DHL

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