Product Short Description
Bently Nevada 135799-01 is an original factory full-height display interface module manufactured by Baker Hughes Bently Nevada USA, belonging to the official 3500 Series Machinery Protection & Condition Monitoring System.
This module acts as the core communication and display bridge between the internal 3500 monitoring rack backplane and the external human-machine interface display panel. It collects full-channel real-time operating data, alarm information, event logs, vibration parameters, thrust position data, speed values, temperature readings and relay status from all monitoring modules inside the 3500 system.
Description
Basic Identification Parameters
- Brand: Bently Nevada (Baker Hughes Group)
- Exact Model: 135799-01
- Equivalent System Model: 3500/93 Display Interface Module
- Product Category: System Display Communication Interface Module / Human-Machine Interface Bridge Unit
- Origin: United States
- Standard Warranty: 12 months original factory warranty
- Installation Position: Fixed plug-in installation in Slot 15 (rightmost slot) of full-size 3500 monitoring rack
- Module Structure: Standard full-height modular design
- Display Matching: Dedicated matching with 3500/93 transflective LCD display panel
- System Compatibility: Full compatibility with all 3500 series monitor modules, power modules, relay modules and communication modules
Power Supply Specifications
- Operating Power Supply: Powered by internal 3500 system backplane 24 VDC
- Operating Voltage Range: 18–36 VDC
- Maximum Total Power Consumption (Module + Display Panel): 15.5 W
- Single Module Maximum Power Consumption: 5.6 W
- Built-in power surge protection and reverse connection protection circuits
Communication & Interface Specifications
- Internal Backplane Interface: High-speed proprietary 3500 system internal communication bus
- External Display Interface: RS422 differential communication interface
- Supported Protocols: Bently Nevada proprietary system protocol, Modbus RTU protocol
- Channel Data Update Rate: 1 second typical refresh cycle
- Maximum Remote Communication Distance: 100 feet (standard); 4000 feet with external independent power supply
- Supported Display Data Content: Full-channel vibration, displacement, thrust position, speed, temperature, alarm status, danger status, system event records, alarm event logs, module operating status
Display Performance Specifications
- Matching Display Screen: 640×200 dots transflective LCD with white electroluminescent backlight
- Display Mode: Graphic + text dual-mode real-time data display
- Data Resolution: 12-bit high-precision data conversion resolution
- Front-panel Status Indicator: Rack danger status LED indicator light
Mechanical & Environmental Specifications
- Enclosure Protection Grade: IP20 (rack internal protection)
- Housing Material: Industrial metal shielding shell + high-temperature resistant flame-retardant circuit board
- Overall Dimensions: 241 mm × 24.4 mm × 242 mm (standard 3500 full-height size)
- Product Weight: 0.55 kg
- Operating Temperature Range: -30°C to +65°C
- Storage Temperature Range: -40°C to +85°C
- Operating Humidity: 0–95% RH, non-condensing
- Anti-vibration Performance: 10 g RMS, 10–2000 Hz
- Electromagnetic Compatibility: Compliant with EN 61000-6-2, EN 61000-6-3 industrial EMC standards
Certifications & Compliance
- Industry Standard Compliance: API 670 Machinery Protection Standard
- Safety Certifications: CE Certified
- Full compliance with original 3500 system factory installation and acceptance specifications
Core Functional Features
- Full System Full-Channel Data Collection
Collects complete real-time data including vibration, radial displacement, axial thrust position, rotational speed, temperature, warning alarm, danger alarm, relay output status and system event logs from all internal monitoring channels of the 3500 rack.
- Stable RS422 Long-Distance Communication Transmission
Adopts differential RS422 communication interface, supports long-distance remote connection between rack internal interface module and on-site display panel, ensures stable data transmission without interference.
- Multi-Protocol Compatible Communication
Integrates original proprietary protocol and standard Modbus RTU protocol, realizes data interaction with local display and external upper monitoring systems.
- Real-Time Graphic & Text Visual Display
Transmits processed data to matched LCD display screen, supports waveform graphic display and digital text display simultaneously, intuitively reflects machinery operating health status.
- Multiple Flexible Mounting Methods
Supports rack front face mounting, 19-inch EIA standard rack mounting, independent cabinet panel mounting and remote separate mounting four installation modes.
- Real-Time System Status Indication
Equipped with independent rack danger status indicator light, quickly feeds back overall system abnormal danger status on site.
- Full 3500 System Seamless Integration
Perfectly matches original 3500 system backplane communication logic, fully consistent with original system configuration software and operation management rules.
- High Stability Anti-Harsh Environment Design
Metal shielding shell, wide temperature resistance, strong anti-electromagnetic interference performance, supports long-term unattended stable operation in industrial sites.
Main Application Scenarios
- Thermal Power Generation Industry
Local display interface unit for steam turbine, gas turbine, generator rotor bearing vibration, thrust position, speed and temperature 3500 TSI machinery protection monitoring systems.
- Oil & Natural Gas Industry
On-site display communication modules for offshore platform compressors, gas turbines, oil pipeline pump units and gas transmission station rotating machinery condition monitoring systems.
- Petrochemical & Chemical Industry
System display interface units for centrifugal compressors, reciprocating compressors, large centrifugal pumps, fans and reaction kettle drive rotating equipment 3500 protection systems.
- Heavy Metallurgy & Manufacturing Industry
3500 system local display communication modules for large rolling mill main shafts, high-speed centrifuges, heavy-duty industrial motors and generator unit health monitoring equipment.
- Water Conservancy & Municipal Industry
Display interface units for large circulating water pumps, drainage pump stations and hydraulic turbine unit vibration monitoring protection systems.
- System Maintenance & Retrofit Projects
Original spare replacement and upgrade of old legacy 3500/93 display interface modules, realizing seamless continuation of original machinery protection system local monitoring functions.





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