Bently 74712-06-02-03-00 Seismoprobe 速度传感器

型号编码解读

主要技术规格

电气特性：

• 灵敏度：20 mV/mm/s (500 mV/in/s)，±5%
• 频率响应：从最低工作频率(10 Hz)到 1 kHz (60,000 cpm)，+0, -3dB
• 横向灵敏度：±10%或低于轴向灵敏度

环境规格：

• 工作温度范围：-29°C 至 +204°C (-20°F 至 +400°F)
• 机械冲击：可承受50g峰值沿非敏感横向轴
• 防护等级：防尘防水

物理特性：

• 类型：两线制动圈式速度传感器
• 无需外部电源，便于便携测量

• 外壳材料：阳极氧化铝A204

产品应用

用于测量轴承箱、机壳或结构的绝对(相对于自由空间)振动，适用于：

• 汽轮机、燃气轮机
• 各类压缩机(包括往复式压缩机)
• 发电机
• 各类泵和风机
• 石化、电力、造纸、水利、风电等行业

订货信息

• 订货提前期：约6周(取决于组件可用性和配置)
• 可配接不同长度的连接电缆(有/无不锈钢铠装)
• 可与其它仪表或速度-位移转换器连接使用

与9200系列区别

74712是9200的高温版本：

• 9200：工作温度 -29°C 至 +121°C (-20°F 至 +250°F)

• 74712：工作温度 -29°C 至 +204°C (-20°F 至 +400°F)

Bently 74712-06-02-03-00 Seismoprobe Speed Sensor

Interpretation of Model Code

Meaning of Code Bit Encoding

74712- Seismoprobe High Temperature Two Line Velocity Sensor

06 Installation angle/minimum operating frequency 0 ± 100 °, 10 Hz (600 cpm)

02 Connector option Side mount

03 Installation base option Rectangular flange

00 Institution Certification Option No approvals

Main technical specifications

Electrical characteristics:

Sensitivity: 20 mV/mm/s (500 mV/in/s), ± 5%

Frequency response: from the lowest operating frequency (10 Hz) to 1 kHz (60000 cpm),+0, -3dB

Lateral sensitivity: ± 10% or lower than axial sensitivity

Environmental specifications:

Working temperature range: -29 ° C to+204 ° C (-20 ° F to+400 ° F)

Mechanical impact: capable of withstanding a peak of 50g along a non sensitive transverse axis

Protection level: dustproof and waterproof

Physical characteristics:

Type: Two wire brake coil speed sensor

No need for external power supply, convenient for portable measurement

Shell material: anodized aluminum A204

Product Application

Used to measure the absolute (relative to free space) vibration of bearing housings, casings, or structures, suitable for:

Steam turbine, gas turbine

Various types of compressors (including reciprocating compressors)

generator

Various pumps and fans

Petrochemical, power, papermaking, water conservancy, wind power and other industries

Ordering Information 

Lead time for ordering: approximately 6 weeks (depending on component availability and configuration)

Can be connected to cables of different lengths (with/without stainless steel armor)

Can be connected to other instruments or speed displacement converters for use

Difference from the 9200 series

74712 is the high-temperature version of 9200:

9200: Operating temperature -29 ° C to+121 ° C (-20 ° F to+250 ° F)

74712: Operating temperature -29 ° C to+204 ° C (-20 ° F to+400 ° F)

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