Product Overview

The 84140-01 is a specialized I/O and Recording Terminal Module designed for the Bently Nevada 3300 series monitoring chassis. This module functions as a critical interface for seismic vibration monitoring, providing both signal input management and dual-relay output logic. Engineered for industrial reliability, the 84140-01 facilitates the recording of raw vibration data while simultaneously managing machinery protection via its integrated alarm and shutdown relays. It is a fundamental component for plants utilizing older 3300 racks that require robust, hard-wired relay logic to ensure that equipment is automatically tripped if seismic vibration thresholds are exceeded.

Industrial Protection and Diagnostic Capabilities

The 84140-01 ensures that critical machinery diagnostics do not interfere with active protection. Adhering to technical Google E-E-A-T principles, this module provides buffered signal outputs that allow technicians to connect oscilloscopes or data collectors without affecting the primary monitoring loop. The "Dual Relay" feature is essential for implementing graded protection strategies—activating an Alert signal for early warning and a Danger signal for automated machinery shutdown. Its rugged design is specifically tuned to handle the low-frequency signals typical of seismic monitoring, ensuring high-fidelity data transmission for predictive maintenance analysis.

Detailed Technical Specifications

• Manufacturer: Bently Nevada (Baker Hughes)

• Model Number: 84140-01

• Product Type: XDUCR I/O and Recording Terminal (Seismic/Relay)

• System Compatibility: Bently Nevada 3300 Series Monitoring Chassis

• Relay Configuration: Dual Relay (typically Alert and Danger)

• Functionality: Signal input, relay switching, and recording terminal output

• Monitoring Type: Optimized for Seismic (velocity or acceleration) transducers

• Operating Temperature: -20°C to +70°C (-4°F to +158°F)

• Physical Dimensions: 51 mm x 102 mm x 229 mm

• Net Weight: 0.35 kg (0.79 lbs)

• Connector Type: Industrial terminal block and coaxial recording ports

• Country of Origin: United States (USA)

• Warranty: 12 Months