描述
Bently Nevada 330980-70-00产品详情解析
该型号属于Bently Nevada 3500系列监测系统的高精度电涡流传感器组件，专为旋转机械（如汽轮机、压缩机、发电机）的振动、轴向位移、胀差、偏心等关键参数监测设计。以下从技术参数、核心优势、应用场景及安装维护等方面展开详细说明：
一、型号分解与核心配置
型号编码规则：330980-70-00
部分含义
330980基础型号：3500系列电涡流传感器组件（含探头、前置器、延伸电缆）。
-70特殊功能标识：
-高频响应优化：适用于转速>10,000 rpm的高速旋转机械（如燃气轮机、航空发动机）。
-增强型抗干扰设计：内置双层屏蔽（铜网+铝箔）和滤波电路，适应变频器、电机等强电磁环境。
-扩展量程选项：可能支持8mm或12mm量程（需确认具体配置，默认通常为8mm）。
-00标准配置标识：
-无数字通信模块：仅提供模拟信号输出（4-20mA或-24V至0V）。
-无特殊环境认证：标准温度范围（-35℃至+175℃），无ATEX防爆或高温选项。
二、核心组件技术参数
1.探头（Proximity Probe）
型号：3300 XL系列高频探头（与3500系统兼容）。
关键特性：
量程与精度：
量程：0.25-8mm（可选12mm，需确认订单配置）。
分辨率：≤0.05μm（高频响应型号，优于标准型的≤0.1μm）。
线性度：≤±0.5%（标准型为≤±1%）。
频率响应：
带宽：0-10kHz（标准型通常为0-5kHz），可捕捉转子裂纹、疲劳等高频振动。
耐温设计：
标准型号：-35℃至+175℃（探头头部）。
高温型号（若配置）：需后缀标注（如“-HT”表示-35℃至+260℃）。
材料与防护：
探头头部：Inconel 625合金（耐腐蚀、耐高温性能优于标准Inconel 600）。
外壳：不锈钢316L（IP68防护等级，防尘防水）。
Bently Nevada 330980-70-00 Product Details
This model is a high-precision eddy current sensor assembly for the Bently Nevada 3500 Series Monitoring System.It is designed specifically for monitoring key parameters such as vibration,axial displacement,differential expansion,and eccentricity in rotating machinery(such as turbines,compressors,and generators).The following provides a detailed description of its technical specifications,key advantages,application scenarios,and installation and maintenance:
I.Model Decomposition and Core Configuration
Model Coding Rules:330980-70-00
Part Meaning
330980 Base Model:3500 Series eddy current sensor assembly(including probe,preamplifier,and extension cable).
-70 Special Function Designation:
-Optimized High-Frequency Response:Suitable for high-speed rotating machinery with speeds exceeding 10,000 rpm(such as gas turbines and aircraft engines).
-Enhanced Anti-Interference Design:Built-in double-layer shielding(copper mesh+aluminum foil)and filtering circuitry adapt to strong electromagnetic environments such as inverters and motors.-Extended range option:May support 8mm or 12mm range(specific configuration required,default is usually 8mm).
-00 Standard configuration identifier:
-No digital communication module:Only analog signal output(4-20mA or-24V to 0V)is provided.
-No special environmental certifications:Standard temperature range(-35°C to+175°C),no ATEX explosion-proof or high-temperature options.
II.Core Component Technical Specifications
1.Proximity Probe
Model:3300 XL Series High-Frequency Probe(compatible with 3500 systems).
Key Features:
Range and Accuracy:
Range:0.25-8mm(12mm optional,order configuration required).
Resolution:≤0.05μm(high-frequency response model,better than the standard≤0.1μm).
Linearity:≤±0.5%(standard:≤±1%).
Frequency Response:
Bandwidth:0-10kHz(typically 0-5kHz for standard models),capable of capturing high-frequency vibrations such as rotor cracks and fatigue.
Temperature-Resistant Design:
Standard Model:-35°C to+175°C(probe head).
High-Temperature Model(if available):Requires a suffix(e.g.,”-HT”for-35°C to+260°C).
Material and Protection:
Probe Head:Inconel 625 Alloy(provides superior corrosion and high-temperature resistance to standard Inconel 600).
Casing:316L Stainless Steel(IP68 rated,dust and water resistant).
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