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- Bently Nevada
- 3500/33M 149986-01
- 16-Channel Relay Module
- USA
- 241 × 24 × 250 mm
- 0.95kg
- Xiamen, China
- New & In Stock
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We provide 7*24 hours service to our customers. We will be there whenever you need us.
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All our products are priced very favorably because we have our own warehouse and supply.
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Bently Nevada 3500/33M 149986-01 Technical Specifications, Product Introduction, Applications, Advantages, Brand, Series, and Recommended Models
Product Introduction
The Bently Nevada 3500/33M 149986-01 is a high-performance 16-Channel Relay Module designed for integration into the 3500 Machinery Protection System. It provides a flexible and reliable method for transferring protection signals from monitoring modules to external equipment such as alarm systems, shutdown circuits, control systems, and safety interlock devices.
The main purpose of the module is to provide multiple relay outputs for machinery protection applications. When monitoring modules detect abnormal operating conditions, the relay module receives the internal protection signals and activates the corresponding relay outputs according to the configured logic.
The 3500/33M 149986-01 is designed for applications requiring a large number of independent relay outputs within a compact rack-mounted structure. The module provides sixteen separate relay channels, allowing multiple protection actions to be handled by a single hardware unit.
The module is suitable for critical rotating machinery where reliable alarm and shutdown functions are required. It can be configured to respond to different machine conditions, including excessive vibration, shaft displacement changes, overspeed events, temperature alarms, and other abnormal operating conditions.
Each relay channel can be programmed independently according to specific system requirements. This allows users to create customized protection strategies for different types of machinery and industrial processes.
The module communicates with other components through the internal rack backplane. This integrated communication method provides fast signal transfer, improves system reliability, and reduces external wiring complexity.
The plug-in rack design allows simple installation and replacement. Maintenance personnel can remove and replace the module without making major changes to cabinet wiring or system configuration.
The 3500/33M 149986-01 combines high relay density, flexible configuration capability, and dependable industrial performance, making it suitable for machinery protection systems that require continuous operation and rapid response.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | 3500/33M 149986-01 |
| Product Type | 16-Channel Relay Module |
| Brand | Bently Nevada |
| Series | 3500 Machinery Protection System |
| Hardware Part Number | 149986-01 |
| Module Function | Relay Output Interface Module |
| Relay Channels | 16 Independent Relay Outputs |
| Relay Type | Programmable Mechanical Relay |
| Input Source | 3500 Monitoring Modules |
| Output Function | Alarm, Trip, Shutdown, Control Output |
| Relay Logic | Software Configurable |
| Contact Configuration | Programmable Relay Contacts |
| Application Purpose | Machinery Protection and External Control Interface |
| Communication Method | Internal Rack Backplane |
| Installation Method | Rack Mounted Plug-In Module |
| Configuration Method | Software Configuration |
| Status Indicators | Front Panel LED Indicators |
| Power Supply | Supplied Through Rack Power Module |
| Operating Mode | Continuous Online Operation |
| Switching Application | Industrial Alarm and Protection Circuits |
| Environmental Capability | Industrial Operating Environment |
| Cooling Method | Natural Air Cooling |
| Housing Material | Industrial Metal Enclosure |
| Maintenance Method | Modular Replacement |
| Rack Position | 3500 System Rack Slot |
| Operating Temperature Range | Industrial Standard Operating Range |
| Dimensions | Approximately 241 × 24 × 250 mm |
| Weight (kg) | Approximately 0.95 kg |
Product Features
The 3500/33M 149986-01 provides a high-capacity relay output solution for machinery protection applications requiring multiple external control signals.
The sixteen relay channels allow users to connect various alarm, shutdown, and control functions without installing additional external relay assemblies.
The module supports independent relay configuration, allowing each output channel to perform a specific protection function according to the monitored equipment requirements.
Typical relay functions include:
- Machine alarm indication
- Emergency shutdown activation
- Protective trip output
- External control signal transmission
- Safety interlock operation
- Equipment status indication
The module receives signals from monitoring modules within the protection rack and converts these signals into physical relay outputs.
The internal backplane communication system provides stable and fast signal transmission between modules.
The front-panel LED indicators provide convenient status information, helping operators and maintenance personnel identify module operation conditions quickly.
The rugged industrial design supports long-term operation in environments where vibration, electrical interference, and continuous equipment running are common.
The modular plug-in structure allows efficient installation, replacement, and maintenance.
Product Advantages
The main advantage of the 3500/33M 149986-01 is its ability to provide sixteen independent relay outputs in a single compact module.
This high channel density helps reduce the number of external relay components required, making protection system design more compact and organized.
The programmable relay configuration provides excellent flexibility because each channel can be assigned to different protection events.
The module improves machinery safety by providing reliable output actions when abnormal operating conditions are detected.
It can support various industrial protection applications, including:
- Alarm notification systems
- Emergency shutdown circuits
- Equipment protection systems
- Process control interfaces
- Safety interlocking systems
The module integrates easily with the 3500 protection platform, allowing convenient expansion and replacement.
The modular construction reduces maintenance time and improves system availability.
The industrial-grade design provides stable operation in harsh environments with vibration, electrical noise, and demanding operating conditions.
The combination of high relay capacity, flexible configuration, and reliable performance makes the module suitable for critical machinery protection applications.
Product Applications
The 3500/33M 149986-01 is widely used in industrial applications where multiple relay outputs are required for machinery monitoring and protection.
Typical applications include:
- Steam turbine protection systems
- Gas turbine monitoring systems
- Generator protection systems
- Centrifugal compressor protection systems
- Turbo machinery monitoring
- Large motor protection systems
- Pump protection applications
- Gearbox monitoring systems
- Power generation equipment
- Oil and gas processing equipment
- Petrochemical production systems
- Refinery rotating machinery
- Offshore production facilities
- LNG processing systems
- Chemical industry equipment
- Mining machinery
- Steel manufacturing equipment
- Cement production systems
- Marine propulsion systems
- Industrial automation systems
- Process control systems
The module is especially suitable for large rotating equipment where multiple protection signals are required to ensure safe and reliable operation.
Brand
Bently Nevada
Bently Nevada is an industrial technology brand specializing in machinery protection, vibration monitoring, and equipment condition monitoring solutions.
Its technologies are designed to improve rotating machinery reliability, reduce unexpected failures, and support efficient maintenance strategies.
The product family includes machinery protection platforms, monitoring modules, relay modules, communication interfaces, vibration monitoring equipment, proximity sensing products, position monitoring devices, speed monitoring solutions, and diagnostic technologies.
These products are commonly used in industries where equipment safety, reliability, and continuous operation are essential.
Product Series
3500 Machinery Protection System
The 3500 Machinery Protection System is a modular online monitoring and protection platform designed for continuous supervision of critical rotating equipment.
The system uses a rack-based structure where different modules work together to provide monitoring, protection, communication, and control functions.
Main module categories include:
- Rack Interface Modules
- Power Supply Modules
- Keyphasor Modules
- Vibration Monitoring Modules
- Relay Modules
- Position Monitoring Modules
- Temperature Monitoring Modules
- Speed Monitoring Modules
- Communication Modules
- Process Monitoring Modules
The modular architecture provides flexibility for different applications while simplifying installation, maintenance, troubleshooting, and system expansion.
Recommended Models from the Same Series or Related Series
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 3500/33-01-00 | 16-Channel Relay Module | Programmable relay outputs for alarm and shutdown functions | Approximately 241 × 24 × 250 mm | Approximately 0.95 |
| 3500/33-02-00 | 16-Channel Relay Module | High-density relay output interface | Approximately 241 × 24 × 250 mm | Approximately 0.95 |
| 3500/33-03-00 | 16-Channel Relay Module | Advanced relay output configuration | Approximately 241 × 24 × 250 mm | Approximately 0.95 |
| 3500/32-01-00 | 4-Channel Relay Module | Four programmable relay outputs | Approximately 241 × 24 × 250 mm | Approximately 0.90 |
| 3500/32M-01 | Enhanced Relay Module | Improved relay management functions | Approximately 241 × 24 × 250 mm | Approximately 0.90 |
Five Popular Models from the Same Brand
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 3500/40M-01-00 | Proximitor Monitor | Vibration monitoring and shaft displacement measurement | Approximately 241 × 24 × 250 mm | Approximately 0.88 |
| 3500/42M-04-00 | Proximitor/Seismic Monitor | Shaft vibration, seismic monitoring, and position measurement | Approximately 241 × 24 × 250 mm | Approximately 0.90 |
| 3500/50M-01-00 | Tachometer Module | Speed monitoring and overspeed protection | Approximately 241 × 24 × 250 mm | Approximately 0.85 |
| 3500/45-01-00 | Position Monitor | Differential expansion and shaft position monitoring | Approximately 241 × 24 × 250 mm | Approximately 0.89 |
| 3300 XL 8 mm Proximitor Sensor | Proximity Sensor System | Shaft displacement and vibration detection | Probe dependent | Approximately 0.45 |
Conclusion
The 3500/33M 149986-01 is a reliable 16-Channel Relay Module designed for the 3500 Machinery Protection System. It provides an effective connection between machinery monitoring modules and external alarm, control, and shutdown equipment.
With sixteen independent relay channels, flexible configuration capability, compact rack installation, and dependable industrial performance, the module provides an efficient solution for complex machinery protection requirements.
The module is widely applied in power generation, oil and gas, petrochemical, marine, and heavy industrial environments where reliable monitoring and fast protective response are required.
Its high relay capacity, programmable operation, modular design, and long-term reliability make the 3500/33M 149986-01 an important component for modern industrial machinery protection systems.