描述
Bently Nevada 139554-01产品详情解析
（高性能电涡流式位移传感器系统，适用于旋转机械精密状态监测）
一、产品概述
型号：139554-01
品牌：Bently Nevada（贝克休斯旗下，工业状态监测领域领导者）
类型：电涡流式位移传感器系统（完整套件，含探头、延伸电缆、前置器及安装附件）
核心定位：
专为汽轮机、压缩机、发电机、风机、齿轮箱等旋转机械的轴向位移、径向振动、轴心轨迹、相位测量设计。
适用于高温、高压、强振动、强电磁干扰的工业环境（如电力、石油天然气、化工、冶金等行业）。
兼容Bently Nevada 3300/3500监测系统及System 1软件，支持预测性维护与故障诊断。
二、系统组成与核心组件
139554-01通常为标准化套件，包含以下关键部件（具体配置以订单为准）：
1.探头（Proximity Probe）
型号示例：3300 XL 8mm或3300 XL 25mm（量程可选）。
功能：非接触式测量转子与探头端面的间隙变化，实时反映设备运行状态。
关键特性：
耐高温：标准探头支持-35℃至+175℃，高温型号（HT）可达-35℃至+260℃。
抗振动：探头结构强化，适应高振动环境（振动幅度>500μm）。
防爆认证：ATEX/IECEx Zone 0/1/2认证，适用于油气、化工等危险区域。
材料：探头头部采用Inconel 600合金，耐腐蚀性强；外壳为不锈钢316L。
防护等级：IP68（防尘防水，可短期浸没）。
2.延伸电缆（Extension Cable）
长度：5m、9m或15m（标准配置，其他长度可定制）。
功能：连接探头与前置器，传输高频信号并屏蔽电磁干扰（EMI/RFI）。
关键特性：
低损耗：信号衰减<0.3dB/m，确保长距离传输精度。
耐化学腐蚀：外护套采用氟橡胶（FKM）或聚四氟乙烯（PTFE），抵抗油、水、化学溶剂侵蚀。
接头设计：快速插拔式连接，防松脱结构，支持热插拔操作。
屏蔽性能：双层屏蔽（铝箔+编织网），抗干扰能力更强。
3.前置器（Proximitor®Sensor）
型号示例：3300 XL前置器（与探头量程匹配）。
功能：
将探头信号转换为标准化输出（如4-20mA电流或-24V至0V电压）。
提供供电（24V DC）和信号调理（滤波、放大、温度补偿）。
关键特性：
高稳定性：温度系数<0.005%/℃，长期漂移<0.1%/年。
抗干扰：内置电磁屏蔽，适应强电磁环境（如变频器附近）。
输出接口：支持模拟信号（4-20mA）或数字信号（RS485/HART），兼容多种控制系统。
防护等级：IP66（防尘防水，适用于室内/室外安装）。
4.安装附件
探头安装支架：不锈钢材质，支持径向/轴向安装，角度可调（±15°）。
接线盒：IP66防护等级，防尘防水，内置端子排简化接线。
校准工具：包含标准靶片（0.25mm至25mm可调）、校准卡尺，用于现场快速校准。
Bently Nevada 139554-01 Product Details
(High-Performance Eddy-Current Displacement Sensor System for Precision Condition Monitoring of Rotating Machinery)
I.Product Overview
Model:139554-01
Brand:Bently Nevada(Baker Hughes,a leader in industrial condition monitoring)
Type:Eddy-Current Displacement Sensor System(Complete Kit,including probe,extension cable,preamplifier,and mounting accessories)
Core Positioning:
Designed for measuring axial displacement,radial vibration,shaft centerline trajectory,and phase shift in rotating machinery such as turbines,compressors,generators,fans,and gearboxes.
Suitable for industrial environments subject to high temperature,high pressure,strong vibration,and high electromagnetic interference(such as those in the power,oil and gas,chemical,and metallurgical industries).
Compatible with the Bently Nevada 3300/3500 Monitoring Systems and System 1 software,supporting predictive maintenance and fault diagnosis.II.System Composition and Core Components
The 139554-01 is typically a standardized kit containing the following key components(specific configuration is subject to order confirmation):
1.Proximity Probe
Example models:3300 XL 8mm or 3300 XL 25mm(selectable range).
Function:Non-contact measurement of the gap between the rotor and the probe tip,providing real-time information on the device’s operating status.
Key Features:
High Temperature Resistance:The standard probe supports temperatures from-35°C to+175°C,while the high-temperature model(HT)extends to-35°C to+260°C.
Vibration Resistance:The probe structure is reinforced to withstand high-vibration environments(vibration amplitude>500μm).
Explosion-Proof Certification:ATEX/IECEx Zone 0/1/2 certified,suitable for hazardous areas such as the oil,gas,and chemical industries.
Material:The probe head is made of corrosion-resistant Inconel 600 alloy;the housing is 316L stainless steel.Protection rating:IP68(dustproof and waterproof,withstands short-term immersion).
2.Extension Cable
Length:5m,9m,or 15m(standard,other lengths available).
Function:Connects the probe to the proximitor sensor,transmits high-frequency signals,and shields against electromagnetic interference(EMI/RFI).
Key Features:
Low loss:Signal attenuation<0.3dB/m,ensuring long-distance transmission accuracy.
Chemical resistance:The outer sheath is made of fluororubber(FKM)or polytetrafluoroethylene(PTFE),resistant to oil,water,and chemical solvents.
Connector design:Quick-disconnect connection with a lockout mechanism and hot-swappable operation.
Shielding:Double-layer shielding(aluminum foil+braided mesh)for enhanced interference resistance.
3.Proximitor®Sensor
Model example:3300 XL Proximitor sensor(matching the probe range).Function:
Converts probe signals into standardized outputs(such as 4-20mA current or-24V to 0V voltage).
Provides power supply(24V DC)and signal conditioning(filtering,amplification,and temperature compensation).
Key Features:
High stability:Temperature coefficient<0.005%/°C,long-term drift<0.1%/year.
Anti-interference:Built-in electromagnetic shielding,suitable for strong electromagnetic environments(such as near inverters).
Output Interface:Supports analog signals(4-20mA)or digital signals(RS485/HART),compatible with various control systems.
Protection Rating:IP66(dustproof and waterproof,suitable for indoor and outdoor installation).
4.Mounting Accessories
Probe Mounting Bracket:Made of stainless steel,supports radial and axial mounting,and is adjustable(±15°).
Junction Box:IP66-rated,dustproof and waterproof,with a built-in terminal block for simplified wiring.Calibration tool:Includes a standard target(adjustable from 0.25mm to 25mm)and a calibration caliper for quick on-site calibration.
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