Bently Nevada 3500/22M 146031-02 fiber-optic I/O module for the 3500 Transient Data Interface
Bently Nevada 3500/22M 146031-02 100Base-FX I/O module, showing fiber communication ports and terminal connections
Bently Nevada 3500/22M 146031-02 fiber-optic communication module with circuit board and rear rack connector
Bently Nevada 3500/22M 146031-02 fiber-optic I/O module for the 3500 Transient Data Interface
Bently Nevada 3500/22M 146031-02 100Base-FX I/O module, showing fiber communication ports and terminal connections
Bently Nevada 3500/22M 146031-02 fiber-optic communication module with circuit board and rear rack connector
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3500/22M 146031-02

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Bently Nevada 3500/22M 146031-02 provides high-speed 100Base-FX fiber-optic Ethernet connectivity for seamless transient and steady-state data collection in 3500 monitoring systems.
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Technical specifications for 3500/22M 146031-02

  • Manufacturer:
    Bently Nevada
  • Part Number:
    3500/22M 146031-02
  • Product Family:
    3500 System
  • Front Panel:
    USB-B
  • 10Base-T / 100Base-TX I/O:
    10Base-T or 100Base-TX; Ethernet, autosensing.
  • 100Base-FX I/O:
    100Base-FX Fiber-Optic Ethernet
  • OK LED:
    Indicates when the 3500/22M is operating properly
  • TX/RX LED:
    Indicates when the 3500/22M is communicating with the other modules in the rack
  • Rack Space Requirements:
    1 full-height rear slot
  • Operating Temperature:
    -30°C to +65°C (-22°F to +149°F)
  • Storage Temperature:
    -40°C to +85°C (-40°F to +185°F)
  • Humidity:
    95%, non-condensing
  • Weight:
    0.42 kg
  • Estimated shipping dimensions:
    2.4x11x33cm
  • Tariff Code:
    3919101000
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Safety & Compliance Application Performance

Features:

  • Supports High-Speed 100Base-FX Fiber-Optic Ethernet For Reliable Data Transfer
  • Interfaces With M Series Monitors To Collect Both Transient And Steady-State Signals
  • Operates In Extreme Industrial Environments From -30°C To +65°C With Up To 95% Non-Condensing Humidity
The Bently Nevada 3500/22M 146031-02 module is a high-performance Transient Data Interface (TDI) that links the 3500 monitoring system with software such as System 1 Condition Monitoring and 3500 System Configuration. It merges the functionality of a traditional rack interface with advanced data collection capabilities, providing seamless communication with monitors like 3500/40M, 3500/42M, and 3500/46M.

Equipped with 100Base-FX fiber-optic Ethernet I/O, the 3500/22M delivers faster, more reliable data transmission compared to standard 10Base-T/100Base-TX modules. Front-panel USB-B connectivity and clearly visible OK and TX/RX LEDs make local configuration, status monitoring, and troubleshooting intuitive, giving operators a clear view of operational health and network activity.

Installation is simple and space-efficient, requiring just one full-height rear slot in the 3500 rack, preferably next to the power supply. Designed to endure harsh conditions, the module functions reliably between -30°C to +65°C and can withstand storage extremes from -40°C to +85°C, making it ideal for industrial environments where continuous and accurate monitoring of transient events is critical.

The 3500/22M 146031-02 Bently Nevada 100Base-FX (Fiber Optic) I/O Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).
Bently Nevada 3500/22M 146031-02 100Base-FX (Fiber Optic) I/O Module Manuals,Datasheets,Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Bently Nevada 3500/22M 146031-02 100Base-FX (Fiber Optic) I/O Module Specs

General

  • Manufacturer GE / Bently Nevada
  • Model 3500/22M 146031-02
  • Condition New Original ready stock
  • Product Family 3500/22M,3500/22M 161580-01,3500/22M-01-01-01
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Electrical Isolation and Lightning Protection: Utilizing fiber optic transmission, it possesses inherent electrical isolation characteristics, completely eliminating the risks of grounding loops, electromagnetic interference (EMI), and lightning surges that may occur with copper cable connections.
  • Hazardous Area Certification: Compliant with ATEX, IECEx, and North American (CSA/NRTL/C) Zone 2/Class I, Div 2 certifications, suitable for installation in control rooms in flammable and explosive environments such as oil refineries and chemical plants.
  • API 670 Compliance: As part of the 3500 system, its design fully complies with the stringent reliability requirements of the API 670 standard for mechanical protection systems.
  • Functional Safety: Although the TDI primarily handles communication, its underlying architecture supports the overall 3500 system achieving SIL 2 level functional safety requirements.
  • Long-distance transmission across plant areas: When the 3500 frame is located next to the field unit, while the host computer (System 1 or DCS) is located in the central control room several kilometers away, fiber optics is the only reliable connection method.
  • High-voltage interference environments: Near large motors, frequency converters, or high-voltage switchgear, fiber optic transmission ensures the real-time nature of unit vibration data and is not affected by high-frequency noise.
  • Offshore platforms and applications: In salt spray and humid environments, fiber optic connections are more corrosion-resistant than copper cables and have extremely low signal loss.
  • Multi-frame networking: Used to aggregate data from multiple 3500 frames to a unified unit status monitoring server (System 1).
  • High-speed bandwidth: Provides 100 Mbps (100Base-FX) full-duplex communication bandwidth, capable of processing transient data (static, waveform, spectrum), ensuring complete data acquisition in alarm states.
  • Fiber Optic Specifications: Interface Type: Typically uses MT-RJ or SC connectors. Transmission Distance: When using multimode fiber, the transmission distance can reach 2 kilometers (far exceeding the 100-meter limit of Ethernet copper cables).
  • System Stability: The fiber optic interface reduces the probability of unexpected system tripping or false alarms due to communication line failures.
  • Real-time Data Acquisition: Supports multiple static data updates per second for the 3500 system and on-demand high-frequency waveform data collection, greatly improving the efficiency of unit fault diagnosis.
Description
The Bently Nevada 3500/22M 146031-02 Transient Data Interface (TDI) is designed to serve as the critical communication bridge between the 3500 monitoring system and software platforms such as System 1 Condition Monitoring and 3500 System Configuration. Unlike the 3500/20 Rack Interface Module (RIM), the 3500/22M integrates both rack interface functionality and high-performance data collection, supporting M series monitors like 3500/40M, 3500/42M, and 3500/46M to capture transient waveform data alongside steady-state signals.

Equipped with 100Base-FX fiber-optic Ethernet I/O, the 3500/22M ensures high-speed and reliable data transfer over extended distances, outperforming the 10Base-T/100Base-TX options found on earlier modules such as the 3500/20 or 3500/22. The module features front-panel USB-B connectivity for local configuration and diagnostics, while the OK and TX/RX LEDs provide clear operational status and communication indicators.

Installation is straightforward, occupying one full-height rear slot in the 3500 rack adjacent to the power supply, ensuring easy integration without consuming multiple slots. Operating across a wide temperature range of -30°C to +65°C (-22°F to +149°F) and supporting 95% non-condensing humidity, the 3500/22M is engineered for industrial reliability, surpassing previous modules like 3500/20 or 3500/21 in both environmental tolerance and Ethernet performance.

For data-intensive monitoring, the 3500/22M communicates efficiently with all compatible M series monitors, including 3500/40M, 3500/42M, 3500/44M, and 3500/46M, ensuring that transient events are captured with high fidelity and delivered to the host software without bottlenecks. Compared to older 3500/20 interfaces, the 3500/22M provides a combination of fiber-optic robustness, easy configuration, and superior integration with modern diagnostic software, making it the preferred choice for new or upgraded 3500 monitoring installations.
Alternative Names
3500/22M 146031-01 3500/22M 138607-01 3500/22M 288055-01 3500/22M 147364-01
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the primary function of the 3500/22M 146031-02?
It serves as the Transient Data Interface between 3500 monitoring systems and software like System 1 and 3500 System Configuration, collecting both steady-state and transient data.
How does 3500/22M differ from the 3500/20 Rack Interface Module?
Unlike 3500/20, the 3500/22M integrates both the rack interface and high-speed data collection over 100Base-FX fiber-optic Ethernet, improving data reliability and speed.
What are the Ethernet connectivity options on this module?
The 3500/22M provides 100Base-FX fiber-optic I/O and can also support 10Base-T or 100Base-TX Ethernet, automatically sensing network speed.
How do I maintain or troubleshoot the 3500/22M?
Maintenance involves checking LED status, verifying Ethernet connectivity, ensuring correct slot placement, and confirming software compatibility with System 1 or 3500 System Configuration.

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