Metso Valm-818401

-响应时间:≤8ms(真空环境下零滞后响应)。

环境适应性:

-真空等级:兼容超高真空(UHV)至大气压切换;

-温度范围:-150°C至+200°C(宽温区适应)。

2.关键技术参数

项目典型规格(参考同类产品)

输入/输出

-输入信号:4–20mA DC(支持EtherCAT、Profinet);

-输出类型:磁悬浮阀芯+6061-T6铝合金阀体(蒸气压<1×10⁻¹⁰Torr);

供电要求

-电压范围:24V DC(本安认证Ex ia IIC T4);

-功耗:≤8W(峰值),休眠模式<0.01W;

描述

1.产品定位与核心功能

VALM-818401推测为超高真空兼容型阀门定位器,定位航空航天、半导体真空工艺及科研设备,聚焦10⁻¹⁰Torr级真空密封、材料挥发控制与磁悬浮无接触驱动。其核心功能包括:

控制性能:

-位置精度:±0.02%(全行程范围内,纳米级分辨率);

-响应时间:≤8ms(真空环境下零滞后响应)。

环境适应性:

-真空等级:兼容超高真空(UHV)至大气压切换;

-温度范围:-150°C至+200°C(宽温区适应)。

2.关键技术参数

项目典型规格(参考同类产品)

输入/输出

-输入信号:4–20mA DC(支持EtherCAT、Profinet);

-输出类型:磁悬浮阀芯+6061-T6铝合金阀体(蒸气压<1×10⁻¹⁰Torr);

供电要求

-电压范围:24V DC(本安认证Ex ia IIC T4);

-功耗:≤8W(峰值),休眠模式<0.01W;

通信接口

-数字总线:SEMI E30(半导体真空设备协议);

-无线扩展:UWB(超宽带)精准定位(±1mm)。

3.功能特性

真空兼容设计:

-密封体系:多级CF法兰金属密封(氦质谱检漏<1×10⁻¹²Torr·L/s);

-材料选择:氧含量<10 ppm的高纯铝+钛合金紧固件(防冷焊)。

磁悬浮驱动技术:

-无接触传动:永磁体阵列+霍尔效应反馈(摩擦损耗趋近于零);

-稳定性:共振频率抑制算法(抗航天器振动≥5g)。

智能诊断:

-泄漏监测:集成四极质谱仪(实时检测≥1×10⁻¹¹Torr局部泄漏);

-材料挥发分析:红外光谱传感器(检测金属/有机物析出)。

1.Product positioning and core functions

VALM-818401 is speculated to be an ultra-high vacuum compatible valve positioner that locates aerospace,semiconductor vacuum processes and scientific research equipment,focusing on 10⁻¹⁰Torr-level vacuum seal,material volatility control and magnetic levitation contactless drive.Its core functions include:

Control performance:

-Position accuracy:±0.02%(within the entire stroke range,nano-scale resolution);

-Response time:≤8ms(zero hysteresis response in vacuum environment).

Environmental adaptability:

-Vacuum level:compatible with ultra-high vacuum(UHV)to atmospheric pressure switching;

-Temperature range:-150°C to+200°C(wide temperature adaptation).

2.Key technical parameters

Project Typical specifications(refer to similar products)

Input/Output

-Input signal:4–20mA DC(supports EtherCAT and Profinet);

-Output type:Magnetic levitation valve core+6061-T6 aluminum alloy valve body(vapor pressure<1×10⁻¹⁰Torr);

Power supply requirements

-Voltage range:24V DC(Intrinsically safe certified Ex ia IIC T4);

-Power consumption:≤8W(peak),sleep mode<0.01W;

Communication interface

-Digital bus:SEMI E30(Semiconductor Vacuum Equipment Protocol);

-Wireless expansion:UWB(ultra-wideband)precise positioning(±1mm).

3.Functional characteristics

Vacuum compatible design:

-Seal system:multi-stage CF flange metal seal(helium mass spectrometry leak detection<1×10⁻¹²Torr·L/s);

-Material selection:High-purity aluminum+titanium alloy fasteners(anti-cold welding)with oxygen content<10 ppm.

Magnetic levitation drive technology:

-Contactless transmission:permanent magnet array+Hall effect feedback(friction loss approaches zero);

-Stability:Resonance frequency suppression algorithm(anti-spacecraft vibration≥5g).

Intelligent Diagnosis:

-Leak monitoring:Integrated quadrupole mass spectrometer(real-time detection of local leakage of≥1×10⁻¹¹Torr);

-Material volatility analysis:infrared spectral sensor(detection of metal/organic precipitation).