Description

Bently Nevada 135813-01 3500 System Display Interface I/O Module

The Bently Nevada 135813-01 is a specialized backplane I/O module engineered for the 3500 Series Machinery Protection System. This module serves as the physical communication bridge between the 3500/94 VGA Display Monitor and the rack’s internal data bus. By facilitating the high-speed transfer of vibration, status, and diagnostic information, it enables operators to view real-time machinery health data directly at the rack location or via remote display terminals.

Centralized Data Visualization and Interface Protocols

This module is designed to handle the complex data processing required for local visualization within a TSI (Turbine Supervisory Instrumentation) framework. Specifically, the 135813-01 utilizes a dedicated RS422 serial interface to drive the 3500/94 display, ensuring that signal integrity is maintained over cable distances required for industrial control rooms. Furthermore, the module occupies a half-height slot in the 3500 rack, allowing for high-density configurations where multiple monitoring units are required in a single chassis. As a result, it provides a critical window into the operation of turbines, motors, and generators without requiring an external PC or server.

Technical Specification Matrix

FAQ

Is the 135813-01 a standalone display controller?

No, it is the rear I/O component that works in conjunction with the 3500/94 VGA Display Module. Specifically, the main module processes the data while the 135813-01 provides the physical connection ports for the display hardware.

Can this module be hot-swapped while the rack is powered?

While the 3500 system supports hot-swapping for many modules, it is recommended to follow the standard Bently Nevada safety procedures. Furthermore, removing the display I/O will result in an immediate loss of the local display feed, though it will not impact the underlying machinery protection or relay logic.

What is the maximum cable length supported by the RS422 interface?

The RS422 protocol used by the 135813-01 is designed for long-distance communication. Accordingly, it can typically support cable runs up to 1200 meters (4000 feet) depending on the cable quality and environmental noise levels.

Does this module require separate configuration software?

The interface parameters are managed through the 3500 Rack Configuration Software. Ultimately, once the 3500/94 module is configured, the 135813-01 I/O acts as a transparent pass-through for the data stream.