Bently Nevada 3500/20-01-01-00 Rack Interface Module

This rack interface module serves as the central communication hub for the Bently Nevada 3500 monitoring system. It manages all data flow between the monitor modules in the rack and the external world. The module provides the primary interface for configuration, data acquisition, and system diagnostics.

Communication Management and Interface Ports

The Bently Nevada 3500/20-01-01-00 supports Modbus RTU over serial and Modbus/TCP over Ethernet for data communication . It collects data from up to 14 monitor modules in a single rack and transmits it to DCS and PLC systems . The module includes a serial port for direct connection to a configuration computer for local setup . The front panel also provides a USB port for portable data collection and firmware updates .

Technical Specifications

Specification	Detail
Model	3500/20-01-01-00
Product Type	Rack Interface Module (RIM)
System Compatibility	Bently Nevada 3500 Series
Communication	Modbus RTU (Serial), Modbus/TCP
Serial Port	RS232/RS422/RS485
Ethernet Port	10/100 Mbps
Supported Protocols	Modbus RTU, Modbus/TCP, Bently Nevada
Front Panel Port	USB
Monitoring Capacity	Up to 14 modules per rack
Functions	Configuration, Data Acquisition, Diagnostics
Power	From 3500 backplane
Operating Temp	-30°C to +65°C
Storage Temp	-40°C to +85°C
Humidity	5% to 95% non-condensing
Dimensions	241.3 × 24.4 × 241.8 mm
Weight	0.91 kg
Certifications	CE, UL

System Integration and Diagnostic Functions

The module provides diagnostic data on the health of the rack including OK status . It supports the Bently Nevada proprietary protocol for communication with 3500 software . The RIM also handles system alerts, such as maintenance alarms and over-temperature warnings . Its ability to manage multiple protocols ensures compatibility with various plant networks .

Application Use

This module serves as the gateway for all communication to and from the 3500 rack . It centralizes data from multiple monitor modules for efficient transmission to higher-level systems . The RIM’s diagnostic functions help maintain system health and availability . Its multiple communication ports allow flexible integration with existing plant automation networks .