The Bently Nevada 3500/20 Rack Interface Module (RIM) serves as the primary communications gateway for the 3500 Machinery Protection System. It acts as the interface between the 3500 rack and external software, such as Bently Nevada's System 1 condition monitoring and diagnostic software. The RIM is responsible for managing rack communications, including the configuration of the rack and the retrieval of status and alarm data from other modules within the rack.
Features
Provides the primary interface for 3500 rack configuration and data communication.
Supports RS232 serial communications for local configuration and diagnostic access.
Features integrated LED indicators for status monitoring and troubleshooting.
Designed for seamless integration with the Bently Nevada 3500 series protection system architecture.
Supports Hayes AT-compatible command sets for modem communication.
Technical Specifications
Product Model
3500/20
Spare Model
125744-02
Power Consumption
4.75 W (typical)
Serial Interface
RS232
Data Rate
38.4 k baud
Max Baud Rate
14.4 k baud (modem)
Max Cable Length (RS232)
2.1 meters (7 feet)
Max Cable Length (RS485)
1200 meters (4000 feet)
Installation Guidelines
The 3500/20 module is designed for installation into the dedicated RIM slot of a 3500 series rack.
Ensure the rack power is disconnected before inserting or removing the module to prevent electrical damage.
Handle the module using proper ESD precautions to protect sensitive internal components.
Ensure the module is fully seated and the front panel levers are locked to maintain proper electrical connection with the backplane.
Verify that the communication cables are routed away from high-EMI sources to ensure signal integrity.
FAQ
What is the primary function of the 3500/20 module?
The 3500/20 Rack Interface Module is the primary communication link for the 3500 system, facilitating data exchange between the rack modules and external monitoring software.
Can this module be used in any slot of the 3500 rack?
No, the 3500/20 Rack Interface Module must be installed in the designated RIM slot of the 3500 rack to function correctly.
