BENTLY 176449-08

Description

Detailed parameter table

BENTLY 176449-08

Product introduction

The 176449-08 from Bently Nevada is a precision-engineered seismic sensor cable assembly designed to serve as the critical connection link in 3500 Machinery Protection Systems. This 8-meter shielded cable provides a reliable pathway for vibration signals between seismic sensors, accelerometers, and monitoring equipment like the 3500/70M Recip Impulse Velocity Monitor. Bently Nevada’s 176449-08 is specifically engineered to preserve the integrity of low-level vibration signals generated by industrial sensors, ensuring that measurement data remains accurate and uncorrupted from the sensor to the monitoring system.

Bently Nevada’s 176449-08 addresses the unique challenges of signal transmission in reciprocating compressor environments, where electrical noise, temperature extremes, and mechanical stress can degrade sensor data. Its rugged construction and specialized shielding maintain signal integrity even in harsh industrial conditions, ensuring that critical vibration measurements from sensors like the 133396-01 accelerometer reach the 3500/70M monitor without distortion. This cable assembly forms an essential component in the measurement chain, directly impacting the accuracy of vibration analysis and alarm functionality in reciprocating machinery protection systems.

Core advantages and technical highlights

Superior signal preservation: The 176449-08 features precision twisted-pair conductors with FEP insulation that minimizes signal attenuation and interference over its 8-meter length. This design ensures that high-frequency vibration components detected by accelerometers are accurately transmitted to 3500/70M monitors, preserving the diagnostic value of vibration signatures used for fault detection.

Advanced noise immunity: Equipped with a dual-shielding system combining tinned copper braid (95% coverage) and aluminum foil, the cable provides exceptional protection against electromagnetic interference (EMI) and radio frequency interference (RFI). This shielding is particularly critical in industrial environments with variable frequency drives, motors, and other noise-generating equipment commonly found near reciprocating compressors.

Extreme environment durability: Constructed with FEP insulation and a polyurethane jacket, the 176449-08 operates reliably across a -55°C to +150°C temperature range. Its oil-resistant and chemical-resistant properties make it ideal for installation in compressor houses, turbine enclosures, and other harsh environments where standard cables would degrade rapidly.

System-optimized connectivity: The cable features a 4-pin MIL-C-5015 connector specifically designed for compatibility with seismic sensors and 3500/70M monitoring systems. This precision interface ensures secure mechanical and electrical connections that minimize signal loss, while the terminal block end provides easy integration with control system wiring.

Typical application scenarios

In oil and gas compressor stations, the 176449-08 connects 133396-01 accelerometers mounted on reciprocating compressor crankcases to 3500/70M monitors in control cabinets. Routing through areas with high electrical noise from motor controllers and variable frequency drives, the cable’s shielding preserves critical vibration signals that indicate bearing wear, piston slap, or valve issues. This reliable signal transmission ensures the 3500/70M can accurately detect abnormal vibration patterns and trigger timely alarms.

Chemical processing facilities utilize the 176449-08 to connect seismic sensors on process gas compressors to monitoring systems. The cable’s chemical-resistant jacket withstands exposure to cleaning agents and process contaminants, while its temperature rating accommodates the elevated ambient conditions near process equipment. In these applications, the cable ensures that vibration data reaches both local 3500/70M monitors and centralized control systems without degradation.

Power generation plants deploy the 176449-08 in reciprocating engine monitoring systems, where it connects accelerometers on engine blocks to 3500/70M vibration monitors. The cable’s rugged construction withstands the vibration and temperature fluctuations typical in engine rooms, while its EMI shielding prevents interference from generator electrical systems. This ensures accurate transmission of vibration data used to monitor engine health and prevent unplanned shutdowns.

BENTLY 176449-08

Related model recommendations

3500/70M (Bently Nevada): Recip monitor directly connected by 176449-08 cables.

133396-01 (Bently Nevada): Accelerometer system requiring 176449-08 for signal transmission.

125680-01 (Bently Nevada): Vibration transmitter compatible with 176449-08 cables.

3500/34 (Bently Nevada): Communication gateway receiving data from systems using 176449-08.

140471-01 (Bently Nevada): Signal conditioning module connected via 176449-08 cables.

176449-05 (Bently Nevada): 5-meter variant of the 176449-08 cable assembly.

330130-080-00-00 (Bently Nevada): Calibration fixture for systems using 176449-08.

3500/60 (Bently Nevada): Display module showing data transmitted through 176449-08.

Installation, handling and maintenance instructions

Installation preparation: Before installing 176449-08 cables, verify compatibility with connected sensors (typically 133396-01 accelerometers) and 3500/70M monitors. Inspect cables for shipping damage, checking for jacket abrasions, connector pin damage, or shield integrity. Required tools include connector torque wrenches, cable ties, and appropriate mounting hardware. Plan cable routes to avoid high-noise areas and sources of mechanical stress.

Routing and mounting: Route 176449-08 cables separately from power cables by at least 30 cm (12 inches) to minimize electromagnetic interference. Use cable supports every 60 cm (24 inches) to prevent excessive strain on connectors. Maintain the minimum 50 mm (2 inches) bend radius when routing around equipment. Avoid routing cables through areas with excessive heat, chemical exposure, or mechanical damage risks beyond the cable’s rating.

Connector installation: Mate the MIL-C-5015 connector with the sensor or 3500/70M monitor carefully, ensuring proper alignment before applying pressure. Torque connectors to 0.5 Nm (4.4 in-lbs) using a calibrated torque wrench to ensure proper seating without damaging threads. Secure the terminal block end to the junction box or control panel using appropriate hardware, ensuring strain relief for the cable.

Maintenance suggestions: Include 176449-08 cables in quarterly visual inspections, checking for jacket damage, connector corrosion, and secure mounting. During scheduled shutdowns, disconnect and reconnect connectors to ensure proper contact. Clean connectors with approved electronic contact cleaner if contamination is visible. Verify cable continuity using a multimeter if signal quality issues are detected on the 3500/70M monitor. Replace cables immediately if shielding damage, conductor exposure, or connector degradation is 发现.

Service and guarantee commitment

Bently Nevada provides the 176449-08 with a 24-month warranty covering manufacturing defects and material failures under normal operating conditions. Our technical support team offers guidance on proper installation practices, cable routing, and compatibility verification with 3500/70M monitors and 133396-01 accelerometers.

We offer application engineering support to determine optimal cable lengths and routing strategies for specific monitoring configurations, ensuring maximum signal integrity. Beyond the warranty period, our service agreements include cable testing services and expedited replacement options to minimize downtime. Bently Nevada’s commitment to quality ensures the 176449-08 delivers reliable signal transmission throughout its operational lifecycle, backed by our global network of service professionals and application engineers.