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Bently Nevada 3500/20 125760-01｜Data Manager I/O Module｜
Module Type: 3500/20 Rack Interface Module (RIM)
Alternate Name: Framework Interface / Data Management I/O Module
System Platform: Bently Nevada 3500 Machinery Protection System
Core Functions
The 3500/20 RIM serves as the central communication and data management hub of the 3500 rack. It enables:
System configuration and rack management
Data acquisition and retrieval from monitoring modules
Fault diagnosis and event management
Communication with external Bently Nevada processors and host systems
The RIM is a mandatory core module for every 3500 rack.
Communication Capabilities
Protocol: Bently Nevada proprietary communication protocol
Compatible processors:
TDXnet
TDIX
DDIX
Functionality:
High-speed data transmission
Remote system configuration and diagnostics
Installation and Location
Rack position: Slot 1 of the 3500 rack
Placement: Installed adjacent to the power supply module
Requirement: Required for rack operation
Power Supply
Input voltage: 24 V DC (±10%)
Power source: Supplied from the 3500 rack redundant power system
Power consumption: ≤ 5 W
Protection: Overcurrent and overvoltage protection
Environmental Specifications
Operating temperature: –30 ℃ to +65 ℃
Storage temperature: –40 ℃ to +85 ℃
Environmental protection: Conformal (three-proof) coating
Suitability: Designed for harsh industrial environments
Redundancy and Availability
Redundant architecture: Supports rack-level redundancy
Failover behavior: Maintains communication continuity in case of module failure
Maintenance: Hot-swappable design
Protection and Diagnostics
Communication fault alarms
Module overtemperature protection
Power abnormality detection
Status indication via:
Front-panel LEDs
Software diagnostics
Mechanical Specifications
Form factor: 3500 Series standard half-height module
Dimensions (H × W × D):
4.75 in × 2.0 in × 9.9 in
(120.7 mm × 50.8 mm × 251.5 mm)
Backplane connector: 62-pin
System Compatibility
Compatible with 3500/20 rack framework
Fully compatible with all 3500 Series monitoring modules
Supports integration with:
TDXnet servers
DCS and plant monitoring systems
Typical Applications
Centralized data management for rotating machinery protection systems
Interface between 3500 monitoring racks and plant-level control systems
Condition monitoring and diagnostics for turbines, compressors, and generators
Bently Nevada 3500/20 125760-01｜Data Manager I/O Module｜
By structuring the information in this manner, the article provides a clear and organized understanding of input channels, transducer supply, and communication implementations in distributed control systems.
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