Description

Technical Overview

The Bently Nevada 177230-01-02-05 Seismic Transmitter is a high-reliability, intrinsically safe vibration monitoring solution engineered for continuous condition assessment of rotating and reciprocating machinery in demanding industrial environments. Designed to meet the rigorous requirements of oil & gas, power generation, petrochemical, and mining applications, this transmitter delivers precise, low-noise seismic acceleration measurements across a wide dynamic range. Its robust construction ensures stable performance under extreme temperature fluctuations, high humidity, and severe electromagnetic interference—common challenges in turbine halls, compressor stations, and offshore platforms.

Utilizing advanced piezoelectric sensing technology and integrated signal conditioning, the 177230-01-02-05 converts raw seismic motion into a standardized 4–20 mA analog output, compatible with legacy and modern DCS, PLC, and Bently Nevada monitoring systems—including the System 1™ platform. The device supports configurable measurement ranges (e.g., ±2 g, ±5 g, ±10 g) and frequency response tailored for low-frequency structural vibration analysis (typically 0.5 Hz to 200 Hz), making it ideal for detecting foundation looseness, misalignment, and bearing degradation in large frames and base-mounted equipment. Its field-proven design adheres to IEC 61000-6-2/4, ATEX/IECEx Zone 1 certification standards, and meets API RP 670 (4th ed.) compliance for machinery protection systems.

Key Features

• Intrinsically Safe Certification: Approved for hazardous locations (ATEX II 1G Ex ia IIC T4 Ga / IECEx EXIA IIC T4 Ga), enabling safe deployment in explosive atmospheres.
• High-Stability Analog Output: Precision 4–20 mA current loop with HART® protocol support for remote configuration, diagnostics, and calibration verification.
• Rugged Industrial Housing: Stainless steel enclosure (IP66/IP67 rated) with corrosion-resistant mounting hardware and integral cable gland for vibration-prone installations.
• Wide Operating Range: Functional from –40°C to +85°C ambient, with shock resistance up to 500 g and continuous vibration tolerance exceeding 50 g RMS.
• Seamless System Integration: Direct compatibility with Bently Nevada 3500/40M, 3500/25, and 3300 XL proximity sensor systems for unified asset health monitoring.

Specifications

• Part Number: 177230-01-02-05
• Manufacturer: Bently Nevada (a Baker Hughes business)
• Type: Seismic Transmitter (Accelerometer-based, 4–20 mA HART®)
• Warranty: 24-month limited warranty covering material and workmanship defects under normal industrial use

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