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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
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Model number: | 3500/05-01-02-01-00-01 | Module Type: | System Rack | |
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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.
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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
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- Industrial rotating machinery
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- 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.


























