You are here:
- Home
- Product
- Cables & Connectors
- Communication & Network
- Gateway / Converters
- Bently Nevada 125736-01 Communication Gateway I/O Module
SKU: 125736-01
Bently Nevada 125736-01 Communication Gateway I/O Module
The Bently Nevada 125736-01 is a Communication Gateway I/O Module for the 3500 Series. It provides RS232/RS422 Modbus connectivity to export machinery protection data to external DCS and PLC systems for real-time monitoring.
Product Overview
The Bently Nevada 125736-01 serves as a critical Communication Gateway I/O Module within the 3500 Series Machinery Protection System. This module acts as the primary hardware interface for the 3500/92 Communication Gateway, facilitating the high-speed transfer of status, alarm, and event data from the rack to external monitoring networks. By translating internal backplane protocols into industry-standard formats, the 125736-01 ensures that vibration and position data are accessible to Plant Asset Management (PAM) software and Control Systems.
To maintain continuous data availability, the module supports both RS232 and RS422 serial interfaces, specifically optimized for Modbus RTU protocols. Because the unit occupies a dedicated slot in the 3500 rack, it provides a localized point for data aggregation, which simplifies the integration of TSI (Turbine Supervisory Instrumentation) into broader industrial Ethernet routers or PLC networks.
Industrial facilities utilize the 125736-01 to implement predictive maintenance strategies. Since it delivers real-time diagnostic information from the machinery protection system, operators can identify mechanical anomalies before they lead to catastrophic equipment failure. The module’s ruggedized circuitry allows it to operate reliably in high-interference environments typical of oil and gas refineries and power generation plants.
Technical Specifications
- Manufacturer:Â Bently Nevada (Baker Hughes)
- Model Identification:Â 125736-01
- Module Type:Â Communication Gateway I/O Module
- Series Compatibility:Â 3500 Series Monitoring System
- Supported Protocols:Â Modbus RTU (via RS232 / RS422)
- System Role:Â Turbine Supervisory Instrumentation (TSI) Integration
- Communication Interface:Â Serial RS232/RS422 and Ethernet-compatible routing
- Mounting Location:Â Rear of the 3500 Rack (Interfacing with 3500/92)
- Operating Voltage:Â 220V Certified Support
- Dimensions:Â 2.4 cm x 11.1 cm x 24 cm
- Weight:Â 0.42 kg
You may also like
The Bently Nevada 3500/44-02-00 is a 4-channel Aeroderivative Gas Turbine vibration monitor featuring the 126623-01 I/O module. It utilizes advanced tracking filters to isolate N1/N2 rotor speeds and employs an external termination architecture for streamlined maintenance in mission-critical power generation environments.
Bently Nevada 350800-01-180 Hazardous Gas Sensor
The Bently Nevada 350800-01-180 is a high-precision hazardous gas sensor designed for the 3500 series monitoring system. It provides continuous detection of combustible gases and machinery vibration in extreme environments, ensuring personnel safety and protecting critical rotating assets in power and oil & gas facilities.
Bently Nevada 3500 System High DC Power Input Module 129478-01
The Bently Nevada 129478-01 is a High DC Power Input Module designed for the 3500 Machinery Protection System. This essential component provides a reliable interface for high-voltage DC power sources, ensuring continuous, redundant operation for critical turbine monitoring and industrial control applications.
Bently Nevada 136711-02 Internal Termination I/O Module with Intrinsic Safety Barriers
The Bently Nevada 136711-02 is a 4-channel I/O module for the 3500/42M monitor, featuring integrated intrinsic safety barriers. It allows for direct connection of sensors in hazardous areas without external isolation, supporting temperatures up to +85°C in critical industrial applications.
Bently Nevada 130944-01 128275-01 3500 System Blank Plate
The Bently Nevada 130944-01 (128275-01) is a high-quality blank plate designed for the 3500 Machinery Protection System. It preserves internal rack airflow, provides EMI/RFI shielding, and protects unused backplane slots from industrial contaminants to ensure peak system performance.
Bently Nevada 136188-02 Ethernet/RS485 Modbus I/O Module
The Bently Nevada 330104-00-08-05-02-05 is a 3300 XL 8mm proximity probe that provides precision non-contact vibration monitoring. It features a 0.5-meter cable, 1/2-20 UNF threads, and a rugged PPS tip designed for critical turbine and compressor protection in temperatures up to +177°C.
Bently Nevada 3500/77M-03-00 143729-01 Cylinder Pressure I/O Module
The Bently Nevada 3500/77M-03-00 (143729-01) is a 4-channel Cylinder Pressure I/O module with internal terminations. It provides critical pressure diagnostics and rod load monitoring for reciprocating compressors, ensuring API 670 compliance and high-temp reliability.
140471-02 | Bently Nevada | I/O Module
140471-02 Product datasheet
Model number: | 140471-02 | Module Type: | Dynamic Pressure I/O Module | |
Manufacture: | Bently Nevada | Condition: | Brand New | |
Range of Product: | 3300 series | Lead time: | In Stock | |
Weight: | 0.4kg | HS CODE: | 8537101190 | |
Dimension: | 2.5x11.2x24.2cm | MOQ: | 1 | |
Product Origin: | USA | System: | TSI | |
Discontinued on: | active | Communication Service: | Ethernet router |
140471-02 Functional Description
The Bently Nevada 140471-02 Dynamic Pressure I/O Module is a high-precision vibration monitoring module designed for industrial machinery protection and condition monitoring. The 140471-02 provides real-time data on vibration levels, enabling early fault detection and preventing unexpected equipment failures.
With advanced signal processing capabilities, the Bently Nevada 140471-02 Pressure I/O Module ensures accurate measurement of machinery vibration, making it ideal for critical applications such as turbines, compressors, and motors. Its seamless integration with Bently Nevada monitoring systems enhances overall system reliability and operational efficiency.
The Bently Nevada 140471-02 Internal Terminations features a robust and durable design, ensuring stable performance in harsh industrial environments. It supports continuous monitoring, delivering precise data that helps optimize maintenance schedules and reduce downtime.
By offering high reliability and precision, the 140471-02 Proximitor Seismic Monitor plays a crucial role in protecting valuable machinery assets, extending equipment lifespan, and improving productivity in industrial applications.
3500/60-01-05 | Bently Nevada | Temperature Monitor
3500/60-01-05 136711-01 Product datasheet
Model number: | 3500/60-01-05 136711-01 | Module Type: | RTD/TC I/O Module with Internal Barriers and Internal Terminations | |
Manufacture: | Bently Nevada | Condition: | Brand New | |
Range of Product: | 3500 system | Lead time: | In Stock | |
Weight: | 0.92 kg | HS CODE: | 8537101190 | |
Dimension: | 2.5x18.5x24.2cm | MOQ: | 1 | |
Product Origin: | USA | System: | TSI | |
Discontinued on: | active | Communication Service: | Ethernet router |
3500/60-01-05 136711-01 Functional Description
The 136711-01 represents the pinnacle of rotating equipment protection technology in Bently Nevada's renowned 3500 monitoring series. Designed for mission-critical applications, this vibration monitoring module delivers industry-leading ±0.5% velocity measurement accuracy across its four independent channels. The Bently Nevada 3500/60-01-05 136711-01 RTD/TC I/O Module with Internal Barriers and Internal Terminationsincorporates next-generation DSP technology that enables simultaneous monitoring of vibration, speed, and phase parameters while maintaining full protection functionality even during power fluctuations or network outages.
Reliability engineers consistently choose the136711-01 Bently Nevada Temperature Monitorsfor its patented Adaptive Dynamic Range technology, which automatically adjusts measurement sensitivity to capture both normal operation signatures and transient events. The module's dual-redundant processing paths and continuous self-diagnostics provide unmatched reliability in gas turbines, centrifugal compressors, and other high-speed machinery where undetected vibration can cause catastrophic failures. These features have made it the gold standard in power generation, oil & gas, and petrochemical industries worldwide.
What sets theBently Nevada 3500/60-01-05 136711-01apart is its intelligent waveform capture capability that records complete vibration profiles during alarm events. This critical diagnostic feature helps maintenance teams pinpoint exact failure modes while the module's 100ms response time ensures rapid equipment shutdown when dangerous conditions develop. The ruggedized design exceeds API 670 standards for machinery protection systems and maintains operation across -40°C to +85°C temperature ranges without signal degradation.
For asset-intensive operations requiring absolute protection certainty, the3500 system 136711-01 Bently Nevada delivers measurable value through its combination of precision monitoring and robust construction. Its proven track record in nuclear plants, offshore platforms, and critical pipeline compressors has established this module as the preferred choice for engineers who cannot compromise on machinery protection reliability.
140482-01 | Bently Nevada | I/O Module
140482-01 Product datasheet
Model number: | 140482-01 | Module Type: | Velom I/O Module | |
Manufacture: | Bently Nevada | Condition: | Brand New | |
Range of Product: | 3300 series | Lead time: | In Stock | |
Weight: | 0.4kg | HS CODE: | 8537101190 | |
Dimension: | 2.5x 11 x24 cm | MOQ: | 1 | |
Product Origin: | USA | System: | TSI | |
Discontinued on: | active | Communication Service: | Ethernet router |
140482-01 Functional Description
The Bently Nevada 140482-01 Velom I/O Module is a high-performance vibration sensor designed for accurate monitoring and protection of rotating machinery in industrial environments. The Bently Nevada 140482-01 Prox Module enables real-time detection of vibration levels, allowing for early identification of potential issues that could affect the machinery’s performance or lead to failure.
With advanced sensing technology, the 140482-01 3500-42M Proximitor Seismic Monitor provides reliable and precise data, ensuring the continuous operation of critical equipment. The sensor is engineered to withstand harsh industrial conditions, making it suitable for a variety of applications such as turbines, motors, and compressors.
The 140482-01 3500-42M External Terminations features a robust design that ensures durability and minimizes the need for maintenance, enhancing the overall efficiency of your monitoring system. It integrates seamlessly with Bently Nevada’s machinery protection and condition monitoring solutions, allowing for centralized monitoring and quick response to any irregularities.
By offering exceptional reliability and precision, the Bently Nevada 140482-01 Accel Velomitor contributes to the protection and extended lifespan of machinery, supporting improved operational efficiency and minimizing downtime in industrial applications.
Bently Nevada 991-25-50-01-01 Thrust Transmitter
Technical Overview
The Bently Nevada 991-25-50-01-01 is a genuine industrial component designed for reliable operation in demanding environments. This high-quality product ensures optimal performance and long-term durability for your automation systems.
Engineered to meet strict industrial standards, it integrates seamlessly with Bently Nevada monitoring and control systems, providing accurate data collection and reliable operation for critical machinery protection applications.
Detailed Specifications
| Manufacturer | Bently Nevada |
| Part Number | 991-25-50-01-01 |
| Product Type | Industrial Component |
| Condition | Brand New |
| Warranty | 12 Months |
Applications
- Power generation turbines
- Oil & gas compressors
- Industrial rotating machinery
- Predictive maintenance systems
- Process automation
Operational Capabilities
This Bently Nevada component is designed for continuous operation in harsh industrial environments. It provides reliable signal transmission and monitoring capabilities essential for machinery protection systems in power generation, oil & gas, and manufacturing industries.
Technical FAQ
Q: Is this a genuine Bently Nevada product?
A: Yes, this is a 100% genuine Bently Nevada product with full manufacturer warranty.
Q: What is the warranty period?
A: All products come with a standard 12-month warranty.
Bently Nevada 3500/15 114M5330-01 Low Voltage DC PIM
Technical Overview
The Bently Nevada 3500/15 is a genuine industrial automation component designed for reliable operation in demanding environments. This high-quality product ensures optimal performance and long-term durability for critical machinery protection systems.
Detailed Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Bently Nevada |
| Part Number | 3500/15 |
| Condition | Brand New |
| Warranty | 12 Months |
Applications
- Power generation turbines and generators
- Oil & gas compressors and pumps
- Industrial rotating machinery monitoring
- Predictive maintenance systems
- Process automation in manufacturing plants
Operational Capabilities
This Bently Nevada 3500/15 component delivers consistent performance in harsh industrial environments. It is engineered for seamless integration with Bently Nevada monitoring systems, ensuring accurate data collection for predictive maintenance and operational efficiency.
Technical FAQ
Q: Is this an authentic Bently Nevada product?
A: Yes, this is a 100% genuine Bently Nevada product with full manufacturer warranty.
Q: What warranty is included?
A: All products include a standard 12-month warranty with comprehensive technical support.


























