1 de 1

Bently Nevada 3500/72M-01-00 3500 Series Rod Position Monitor

Bently Nevada 3500/72M-01-00 3500 Series Rod Position Monitor

Apenas 8 item(ns) restante(s) em estoque
  • Fabricante: Bently Nevada

  • Nº do Produto: 3500/72M-01-00

  • País de origem:Estados Unidos

  • Tipo de Produto: Rod Position Monitors

  • Pagamento: T/T, Western Union

  • Peso: 320g

  • Porto de embarque: Xiamen

  • Garantia: 12 meses

Quantidade
Ver detalhes completos

Description

Monitoring reciprocating compressor performance requires specialized measurement channels, which is the primary function of the Bently Nevada 3500/72M-01-00. This four-channel monitor accepts inputs from proximity transducers, processes the signals to continuously measure shaft and rod position, and compares the processed signals with user-programmable alarms. Designed specifically for integration into the 3500 Series Machinery Protection System, this module utilizes the 01 I/O option, which provides internal terminations to streamline direct field wiring connections without requiring external termination blocks. This specific variant does not carry regulatory agency approval certifications (Option 00), making it ideal for non-hazardous industrial environments or standard panel topologies.

Features

  • Four-Channel Architecture: Accepts up to four independent proximity transducer inputs for comprehensive rod drop and position measurement.
  • Internal Terminations (Option 01): Reduces cabinet space requirements and installation complexity by allowing field wiring to connect directly to the I/O module.
  • Real-Time Diagnostics: Continuously performs self-tests and status checks on the transducers, cabling, and internal processing circuitry.
  • Flexible Configuration: Programmable alarm setpoints, alert/danger delays, and channel bypass options configured via the 3500 Rack Configuration Software.
  • Direct Backplane Interface: Communicates directly with the 3500 Keyphasor modules and system controllers for high-speed synchronization.

Applications

  • Piston rod wear (rod drop) monitoring in reciprocating compressors.
  • Crosshead guide and plunger position measurement.
  • Hyper-compressor rod displacement and alignment tracking.
  • Reciprocating machinery protection in chemical processing and gas transmission facilities.

Technical Specifications

Parameter Specification Value
Manufacturer Bently Nevada (Baker Hughes)
Model Number 3500/72M-01-00
Module Type Rod Position Monitor
Channels 4 channels per module
I/O Module Type 01 (Internal Terminations)
Agency Approval 00 (None / No Approvals)
Signal Processing Analog-to-Digital, DSP-enabled rod position algorithms
Power Consumption Nominal 7.7 Watts (typical)
Operating Temperature -30 to +65 Celsius (-22 to +149 Fahrenheit)
Module Weight 0.91 kg (2.0 lbs)
Shipping Weight (Calculated) 2.0 kg (4.4 lbs)

Connections and Interfaces

Terminal Point / Port Function / Assignment
Ch 1 to Ch 4 (Sig, Com, VT) Transducer input connections (Signal, Common, Transmitter Voltage)
Buffered Outputs (Front Panel) Coaxial dynamic signal connectors for diagnostic or analyzer instruments
Chassis Ground Stud Provides low-impedance connection to protective earth system

Empirical Engineering Insights

Alternative Models & Compatibility

The 3500/72M replaces or interfaces alongside older legacy non-M configurations (such as the standard 3500/72). However, it requires minimum 3500 Rack Configuration Software version 4.0 or higher to access the enhanced processing metrics. If migrating from external termination systems to internal terminations (Option 01), ensure cabinet depth clearances can accommodate direct wiring loops without exceeding minimum bend radii for transducer cables.

Application Pitfalls & Engineering Notes

To prevent measurement drift in rod position tracking, the physical alignment of the Proximitor sensors relative to the rod must be calibrated at dynamic operating temperatures. Because thermal expansion can skew "cold" baseline values, always program clearance offsets into the configuration. Do not route low-voltage sensor cables alongside heavy-duty drive motor supply lines to avoid electrical interference on the high-frequency displacement calculations.

Commissioning & Wiring Tips

When wiring to the internal terminal strip on the 3500/72M-01-00, ensure the cable shields are grounded only at the 3500 rack ground point. Multi-point grounding can establish ground loops, introducing noise that distorts the delicate millivolt signal from the proximity sensors. Keep wiring clean and verify that terminal block screws are torqued exactly to manufacturer specifications to maintain long-term signal integrity under vibration.

Installation Guidelines

CRITICAL WARNING

Disconnect all power sources and verify the machinery protection rack is fully de-energized before inserting or removing the 3500/72M monitor or its corresponding I/O module. Static discharge can permanently damage internal solid-state components. Wear an ESD wrist strap connected to a verified ground point during installation.

1

Verify slot alignment within the 3500 rack. The main monitor module must slide into the front slot directly corresponding to the rear slot where the I/O module with internal terminations is installed.

2

Gently insert the I/O module into the rear slot of the rack. Tighten the two securing screws on the faceplate to ensure continuous ground contact with the rack chassis.

3

Connect Proximitor field wiring to the corresponding internal termination terminals (Ch 1 - Ch 4). Keep cable routing separate from high-power distribution lines.

4

Power up the 3500 rack and connect via the configuration interface to verify proper channel detection, system status lights, and correct voltage offsets.

What does the -01-00 option designate for the Bently Nevada 3500/72M?

The -01 option indicates an I/O Module with Internal Terminations, which allows direct sensor wiring connection to the rear of the rack module. The -00 option designates no regulatory agency approval certification.

What is the primary function of the 3500/72M module?

The module processes continuous dynamic signals from proximity transducers to determine piston rod wear (rod drop) and average rod position in reciprocating compressors.

Are the buffered output ports on the front panel isolated?

Yes, the front-panel buffered coaxial connections are fully isolated to protect against external signal interference or ground faults when connecting analytical instrumentation.

Is the 3500/72M-01-00 compatible with older standard 3500 racks?

Yes, it is compatible with standard 3500 racks, but requires updated rack configuration software (version 4.0 or later) and must not be placed in slots 1 or 2, which are reserved for power supplies and the Rack Interface Module.

Envio Expresso Global

  • Entrega Padrão: 4-6 dias úteis via DHL, FedEx e UPS.
  • Despacho Expresso: Envio no mesmo dia para pedidos em estoque realizados antes das 14:00 (GMT+8).
  • Cobertura Mundial: Atendendo mais de 150 países, incluindo entrega rápida para Arábia Saudita e Emirados Árabes Unidos.

Devoluções e Garantia

  • Garantia de 30 Dias: Devoluções aceitas para produtos em estoque na embalagem original, lacrada de fábrica.
  • Garantia de 12 Meses: Cada componente industrial é coberto pela nossa garantia técnica profissional.

Os pedidos são processados e entregues de segunda a sexta-feira (exceto feriados).


Para elegibilidade completa, taxas de reposição e detalhes de devolução internacional, por favor, consulte nosso oficial Política de Reembolso e Devolução .

TECHNICAL SPECIFICATIONS

Country of origin
Estados Unidos

Produtos Visualizados Recentemente

Conhecimento técnico

Atuadores Elétricos Projetados para Substituir Fluidos: Tutorial Prático

This article explains how integrated electric actuators, such as SMC’s e-Actuator series, are transforming industrial motion control by replacing traditional pneumatic and hydraulic systems. It...

Operações Matemáticas Usando OpenPLC para Aplicações de Automação Industrial

Este artigo explica como os sistemas PLC realizam operações matemáticas básicas, como adição, subtração, multiplicação, divisão, módulo e exponenciação dentro da automação industrial. Ele mostra como...

Lógica Booleana Avançada com Programação FBD em CLP: Aplicações Industriais Práticas Além da Lógica Básica

O artigo explica várias funções avançadas de lógica Booleana usadas na programação de CLPs além das operações básicas AND, OR e NOT. Ele aborda como ferramentas como tabelas verdade, multiplexadores,...

Lógica Booleana na Programação de CLP: Entendendo Portas Lógicas FBD

A lógica booleana é a base de todo programa PLC. Desde controles simples de máquinas até sistemas complexos de automação industrial, as portas lógicas determinam como os controladores respondem a...

Guia Completo sobre Firewalls Industriais e Segmentação de Redes OT

Firewalls industriais desempenham um papel crucial na cibersegurança OT, protegendo redes PLC, DCS e SCADA por meio de segmentação, controle de entrada/saída e integração IDS/IPS alinhada aos...

Guia de Garras Robóticas: Do Manuseio Delicado à Automação Pesada

As garras robóticas modernas estão evoluindo além das tradicionais mandíbulas mecânicas. De sistemas adesivos inspirados em lagartos-gecko e garras macias de grau alimentício a ferramentas de armazém...