81228-01 | Bently Nevada 3300 Series Monitor Module

Product Summary

The Bently Nevada 81228-01 is a 3300 Series Monitor Module designed for continuous, online machinery condition monitoring and protection. Operating within the modular 3300 Series architecture, this module processes inputs from industrial vibration or position transducers to evaluate machinery health, driving discrete alarm and shutdown trip logic in full compliance with API 670 standards.

Core Specifications

• Model Number: 81228-01
• Product Type: 3300 Series Monitor Module
• Internal Coating: Conformal coated circuit board assembly
• System Compatibility: Bently Nevada 3300 Series Monitoring System Chassis
• Input Configurations: Interfaces with 3300 and 3300 XL Proximity Transducer Systems or industrial seismic sensors
• Output Configuration: Front-panel buffered transducer outputs and discrete Alert/Danger relay driving capabilities
• Agency Approval Option: 01 (Multiple Hazardous Area Approvals including ATEX, IECEx, and CSA certifications)

Functional Features

• Environmental Protection: Factory-applied conformal coating isolates electronic components from airborne moisture, conductive dust, and corrosive industrial environments
• Real-Time Machinery Defense: Processes high-frequency dynamic signals to implement instantaneous trip logic, preventing catastrophic failures in critical rotating assets
• Signal Diagnostics: Features dedicated front-panel coaxial connectors providing clean, unisolated raw signals for external diagnostics and dynamic analyzers
• Modular Architecture: Hot-swappable design allows quick installation into any standard monitor slot of a 3300 rack assembly without total system shutdown

Installation & Environmental Limits

• Operating Temperature: -10°C to +60°C (+14°F to +140°F)
• Storage Temperature Range: -40°C to +85°C (-40°F to +185°F)
• Mounting Location: Installs into a single dedicated rack slot, securing via dual front-panel captive screws
• Field Wiring Termination: Connects to field wiring via the corresponding 3300 backplane I/O module termination block