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- Bently Nevada
- 3500/32-01-01 149986-02+125720-01
- 4-Channel Relay Module
- USA
- 241 × 24 × 250 mm
- 0.9kg
- 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 3500/32-01-01 149986-02 + 125720-01 Technical Specifications, Product Introduction, Applications, Advantages, Brand, Series, and Recommended Models
Product Introduction
The Bently Nevada 3500/32-01-01 149986-02 + 125720-01 is a high-performance 4-Channel Relay Module Assembly designed for use within the 3500 Machinery Protection System. It is a complete relay interface solution consisting of the relay module and associated configuration components, providing reliable signal output between the machinery monitoring system and external control, alarm, and shutdown circuits.
The main purpose of this module assembly is to convert internal monitoring conditions from the 3500 system into physical relay outputs. When abnormal machinery conditions occur, such as excessive vibration, high temperature, abnormal shaft position, overspeed conditions, or other programmed alarm events, the relay module can activate external alarm systems or protective shutdown circuits.
The 3500/32-01-01 149986-02 + 125720-01 provides four independent relay channels, allowing multiple protection functions to be managed within a single rack position. Each relay can be configured according to specific machinery protection requirements, making the module suitable for a wide range of industrial applications.
This module assembly is designed for integration with critical machinery monitoring systems where fast response, high reliability, and dependable switching performance are required. It provides an important connection between digital monitoring functions inside the protection rack and external plant control equipment.
The modular design allows easy installation into the 3500 rack system. The module communicates through the internal rack backplane, reducing wiring complexity and improving system stability. The combination of programmable relay logic, compact construction, and industrial-grade reliability makes it suitable for continuous operation in demanding environments.
The module is widely used in industries where rotating equipment availability is essential, including power generation, petrochemical processing, oil and gas production, marine systems, and heavy manufacturing.
Product Specifications
| Parameter | Specification |
|---|---|
| Model | 3500/32-01-01 149986-02 + 125720-01 |
| Product Type | 4-Channel Relay Module Assembly |
| Brand | Bently Nevada |
| Series | 3500 Machinery Protection System |
| Module Function | Alarm, Trip, and Control Relay Interface |
| Relay Channels | 4 Independent Relay Outputs |
| Relay Type | Programmable Mechanical Relay |
| Assembly Configuration | Relay Module + Associated Interface Components |
| Main Part Number | 149986-02 |
| Additional Component | 125720-01 |
| Input Source | 3500 Monitoring Modules |
| Output Function | Alarm, Shutdown, Control Signals |
| Relay Logic | Software Configurable |
| Contact Configuration | User Defined Relay Contacts |
| Communication Interface | Internal 3500 Rack Backplane |
| Installation Method | Rack Mounted Plug-In Module |
| Status Indication | Front Panel LED Indicators |
| Power Supply | Supplied Through Rack Power Module |
| Operating Mode | Continuous Online Monitoring |
| 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 |
| Dimensions | Approximately 241 × 24 × 250 mm |
| Weight (kg) | Approximately 0.90 kg |
Product Features
The 3500/32-01-01 149986-02 + 125720-01 provides a reliable relay output interface for machinery protection applications. It allows internal monitoring information from the 3500 system to be transferred to external devices such as alarms, control systems, and emergency shutdown equipment.
The four independent relay channels provide flexible configuration options. Each relay can be assigned to different monitoring conditions, allowing users to create customized protection strategies for specific machines.
The programmable relay logic enables the module to respond to various operating conditions. For example, relay outputs can be configured for warning alarms, danger alarms, shutdown commands, equipment interlocks, or control functions.
The module communicates directly through the 3500 rack backplane, allowing fast signal transmission without requiring additional external communication modules.
The relay assembly provides dependable switching performance and is designed for applications where reliable operation is critical. The mechanical relay structure supports industrial control requirements and provides clear separation between monitoring logic and external circuits.
Front-panel indicators allow operators and maintenance personnel to quickly identify module status, relay conditions, and potential system issues.
The modular plug-in design simplifies installation and replacement procedures, reducing maintenance time and minimizing equipment downtime.
Product Advantages
One of the most important advantages of the 3500/32-01-01 149986-02 + 125720-01 is its ability to provide direct and reliable communication between the machinery protection system and external plant equipment.
The four-channel relay configuration reduces the need for multiple separate relay devices, saving cabinet space and simplifying system design.
The programmable relay functions provide excellent flexibility, allowing the same hardware to support different machinery protection applications.
The module improves operational safety by enabling automatic responses to abnormal machinery conditions. When monitored parameters exceed configured limits, the relay outputs can activate alarms or shutdown actions immediately.
The module provides high reliability for critical equipment applications where delayed protection response could result in equipment damage or production losses.
Its compatibility with the 3500 platform allows easy integration into existing protection systems without major hardware changes.
The rugged industrial design supports continuous operation in environments affected by vibration, temperature changes, and electrical interference.
The modular structure simplifies maintenance and replacement, helping reduce service time and improve overall equipment availability.
Product Applications
The 3500/32-01-01 149986-02 + 125720-01 is commonly used in machinery protection systems requiring reliable relay output functions.
Typical applications include:
- Steam turbine protection
- Gas turbine monitoring
- Generator protection systems
- Centrifugal compressor protection
- Turbo machinery monitoring
- Large industrial motor protection
- Pump protection systems
- Gearbox monitoring systems
- Power generation equipment
- Oil and gas production facilities
- Petrochemical processing plants
- Refinery rotating machinery
- Offshore production platforms
- LNG processing equipment
- Chemical processing systems
- Mining machinery
- Steel manufacturing equipment
- Cement production systems
- Marine propulsion systems
- Industrial automation systems
- Process control applications
The module is particularly suitable for critical rotating machinery where alarm notification, equipment shutdown, and external control functions are required.
Brand
Bently Nevada
Bently Nevada is a specialized industrial brand focused on machinery protection and condition monitoring technologies. Its products are designed to improve rotating equipment reliability, reduce unexpected failures, and support advanced predictive maintenance programs.
The product portfolio includes machinery protection systems, vibration monitoring modules, relay modules, communication interfaces, proximity sensing solutions, position monitoring devices, speed monitoring equipment, and diagnostic technologies.
The products are widely used in industries that depend on continuous operation of critical machinery, including energy production, oil and gas, petrochemical processing, mining, marine engineering, and heavy manufacturing.
Product Series
3500 Machinery Protection System
The 3500 Machinery Protection System is a modular online monitoring platform designed for continuous protection of critical rotating machinery.
The system uses a rack-based architecture that allows multiple specialized modules to operate together. Each module performs a specific monitoring, communication, protection, or control function.
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 structure allows flexible configuration, easy maintenance, and future expansion according to different machinery requirements.
Recommended Models from the Same Series or Related Series
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 3500/32-01-00 | 4-Channel Relay Module | Four programmable relay outputs, alarm and shutdown interface | Approximately 241 × 24 × 250 mm | Approximately 0.90 |
| 3500/33-01-00 | 16-Channel Relay Module | Multi-channel relay expansion, programmable logic | Approximately 241 × 24 × 250 mm | Approximately 0.95 |
| 3500/34-01-00 | Relay Interface Module | Extended relay control and communication functions | Approximately 241 × 24 × 250 mm | Approximately 0.92 |
| 3500/22M-01-01-00 | Transient Data Interface Module | Data acquisition and communication interface | Approximately 241 × 24 × 250 mm | Approximately 0.80 |
| 3500/92-01-01-00 | Communication Gateway Module | Ethernet communication and system integration | Approximately 241 × 24 × 250 mm | Approximately 0.82 |
Five Popular Models from the Same Brand
| Model | Product Type | Main Parameters | Dimensions | Weight (kg) |
|---|---|---|---|---|
| 3500/40M-01-00 | Proximitor Monitor | Multi-channel radial vibration monitoring | Approximately 241 × 24 × 250 mm | Approximately 0.88 |
| 3500/42M-04-00 | Proximitor/Seismic Monitor | Shaft vibration, position monitoring, seismic input | Approximately 241 × 24 × 250 mm | Approximately 0.90 |
| 3500/50M-01-00 | Tachometer Module | Rotational 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 measurement | Probe dependent | Approximately 0.45 |
Conclusion
The 3500/32-01-01 149986-02 + 125720-01 is a reliable 4-Channel Relay Module Assembly designed for the 3500 Machinery Protection System. It provides an important interface between internal machinery monitoring functions and external alarm, control, and shutdown systems.
With four programmable relay outputs, flexible configuration capability, dependable switching performance, compact rack-mounted construction, and strong compatibility with the 3500 platform, the module provides an effective solution for critical machinery protection applications.
The product is widely used in power generation, oil and gas, petrochemical, marine, and heavy industrial environments where reliable alarm response, equipment protection, and continuous monitoring are essential.
Its combination of flexibility, reliability, easy maintenance, and industrial durability makes it an important component for protecting high-value rotating equipment and improving overall plant operational safety.