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Bently Nevada 3500/20 125768-01｜Rack Interface I/O Module｜
3500/20 Series Rack Interface Module (RIM)
Function: Data Manager I/O Module
System Platform: Bently Nevada 3500 Machinery Protection System
Functional Description
The 3500/20 Rack Interface Module (RIM) is the core control and communication module of the 3500 rack. It interfaces with external communication processors to support system configuration, data exchange, fault diagnostics, and historical data retrieval. The module operates using Bently Nevada proprietary communication protocols and is essential for rack operation.
Communication Interface
HOST Port: RS-232 / RS-422 serial communication
Compatible processors:
TDXnet
TDIX
DDIX
Capabilities:
High-speed data transmission
Remote configuration and diagnostics
Installation Requirements
Rack location: Slot 1 of the 3500 rack
Placement: Installed adjacent to the power supply module
Requirement: Mandatory module for proper rack operation
Power Supply
Input voltage: 24 VDC (±10%)
Power source: Supplied by 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
Application suitability: Harsh industrial environments
Redundancy and Availability
Supports rack-level redundant configuration
Ensures continuous communication through redundant architecture in the event of module failure
Hot-swappable, allowing maintenance without system shutdown
Protection and Diagnostics
Communication fault alarm
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
Fully compatible with the 3500 rack framework
Compatible with all 3500 Series monitoring modules
Supports integration with:
TDXnet servers
Distributed Control Systems (DCS)
Bently Nevada 3500/20 125768-01｜Rack Interface 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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