Description

Technical Overview

The Bently Nevada Model 16710-27 is a high-integrity, shielded interconnect cable engineered specifically for mission-critical machinery protection and condition monitoring systems. Designed to meet the rigorous demands of industrial environments—including power generation, oil & gas, petrochemical, and heavy manufacturing—the 16710-27 ensures reliable signal transmission between proximity probes,前置 amplifiers, and monitoring instrumentation within the Bently Nevada 3500/40 Series and legacy System 1 platforms.

This cable features precision-matched impedance, low-noise twisted-pair construction, and dual-layer shielding (aluminum foil + tinned copper braid) to minimize electromagnetic interference (EMI) and radio-frequency interference (RFI)—critical for maintaining signal fidelity in electrically noisy plant settings. Its ruggedized polyurethane jacket provides exceptional resistance to abrasion, oil, ozone, and temperature extremes (–40°C to +85°C), ensuring long-term mechanical integrity in demanding installations such as turbine enclosures, compressor skids, and rotating equipment foundations.

Detailed Specifications

• Part Number: 16710-27
• Brand: Bently Nevada (Baker Hughes)
• Cable Type: Shielded, low-noise interconnect cable
• Length: 27 feet (8.23 meters)
• Conductor Configuration: 2 × 24 AWG twisted pair (signal + return), plus drain wire
• Shielding: 100% aluminum foil + 85% tinned copper braid
• Impedance: 50 Ω ±5% (characteristic)
• Capacitance: ≤25 pF/ft (typical)
• Jacket Material: Polyurethane (PUR), UL AWM 20276, CSA TEW
• Temperature Rating: –40°C to +85°C (operational); –55°C to +105°C (short-term)
• Flame Rating: UL VW-1, CSA FT1, RoHS compliant
• Terminations: Pre-assembled with industry-standard 3-pin MIL-C-5015 connectors (male/female pairs, keyed)

Operational Capabilities

The 16710-27 delivers consistent performance across dynamic operational conditions. Its optimized geometry and shielding enable stable DC and low-frequency AC signal transmission—essential for accurate vibration, position, and speed measurements from eddy-current proximity probes. The cable supports full-system compliance with API RP 670 (4th Edition) for machinery protection systems, including noise immunity requirements under Category C2/C3 industrial environments.

With plug-and-play compatibility across Bently Nevada’s ecosystem—including 3500 rack-mounted monitors, 3300 XL series probes, and System 1 data acquisition hardware—the 16710-27 reduces commissioning time and eliminates field termination errors. Its robust jacket resists crushing during conduit pulls and maintains flexibility after repeated flex cycles, making it ideal for both fixed installations and semi-permanent test setups requiring repositioning.

Technical FAQ

Can the 16710-27 be used with non-Bently Nevada probes or monitoring systems?

While engineered for optimal performance with Bently Nevada proximity probe systems (e.g., 3300, 3500, and System 1), the 16710-27 may be used with third-party 50 Ω-compatible eddy-current sensors and analyzers—provided signal conditioning, grounding, and shielding practices align with API RP 670 and IEC 61000-6-2 standards. Consult your system integrator for interoperability validation.

Is the cable suitable for hazardous locations?

The 16710-27 itself is not intrinsically safe or explosion-proof certified. However, it is commonly deployed in Division 2 / Zone 2 areas when installed per NEC Article 501 and paired with appropriately rated barriers or isolated monitoring hardware. For Class I, Div 1 applications, use only in conjunction with certified IS interfaces and follow Bently Nevada’s approved installation guidelines.

What is the expected service life under continuous operation?

Under typical industrial conditions (ambient temperature ≤60°C, no chemical immersion or excessive UV exposure), the 16710-27 maintains electrical and mechanical integrity for ≥15 years. Accelerated aging tests per ASTM D573 confirm >90% tensile strength retention after 10,000 hours at 85°C.

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