描述
1.产品定位与核心功能
VALM-818416推测为耐腐蚀高精度型阀门定位器,定位化工危化品处理、半导体湿法刻蚀及制药纯水系统,聚焦强酸/强碱介质适配、亚微米级流量控制与FDA合规性。其核心功能包括:
控制性能:
-位置精度:±0.005%(全行程范围内,抗介质腐蚀形变);
-响应时间:≤4ms(毫秒级动态调节)。
环境适应性:
-介质兼容性:浓硫酸(98%)、氢氧化钠(50%)、氟化氢(HF);
-温度范围:-10°C至+180°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EtherNet/IP);
-输出类型:Hastelloy C-276阀体+PTFE阀座(耐全腐蚀介质);
供电要求
-电压范围:24V DC(本安认证Ex ia IIB T4);
-功耗:≤6W(峰值),休眠模式<0.01W;
通信接口
-数字总线:ISA100.11a(无线工业传感器网络);
-协议扩展:BACnet(楼宇自动化兼容)。
3.功能特性
抗腐蚀材料体系:
-核心材料:镍基超合金(耐点蚀电位>1.5V vs.SCE);
-表面处理:等离子喷涂Al₂O₃陶瓷层(厚度≥50μm)。
精密流量控制:
-算法集成:基于流体动力学的非线性补偿模型(适应气液两相流);
-驱动技术:电磁悬浮执行器(无接触磨损,寿命>1×10⁶次)。
制药合规性:
-生物惰性设计(USP Class VI认证);
-自清洁流道(防微生物滋生,CIP/SIP兼容)。
4.典型应用场景
化工与危化品:
-硫酸储罐调节阀(耐68%浓度以上腐蚀);
-氯碱厂烧碱流量控制阀(防铁离子污染)。
半导体制造:
-湿法刻蚀槽酸液阀(兼容H₂SO₄/H₂O₂混合液);
-高纯度IPA分配阀(颗粒物控制<0.1μm)。
制药与食品:
-纯水制备系统pH调节阀(耐柠檬酸清洗);
-乳制品灭菌阀(耐135°C过热蒸汽)。

1.Product positioning and core functions
VALM-818416 is speculated to be a corrosion-resistant high-precision valve positioner,which locates chemical hazardous chemical treatment,semiconductor wet etching and pharmaceutical pure water systems,focusing on strong acid/strong alkali medium adaptation,submicron flow control and FDA compliance.Its core functions include:
Control performance:
-Position accuracy:±0.005%(within the entire stroke range,resistant to medium corrosion and deformation);
-Response time:≤4ms(millisecond dynamic adjustment).
Environmental adaptability:
-Media compatibility:concentrated sulfuric acid(98%),sodium hydroxide(50%),hydrogen fluoride(HF);
-Temperature range:-10°C to+180°C(wide temperature adaptation).
2.Key technical parameters
Project Typical specifications(refer to similar products)
Input/Output
-Input signal:4–20mA DC(supports EtherNet/IP);
-Output type:Hastelloy C-276 valve body+PTFE seat(resistant to fully corrosion media);
Power supply requirements
-Voltage range:24V DC(Intrinsically safe certified Ex ia IIB T4);
-Power consumption:≤6W(peak),sleep mode<0.01W;
Communication interface
-Digital bus:ISA100.11a(wireless industrial sensor network);
-Protocol extension:BACnet(building automation compatible).
3.Functional characteristics
Corrosion-resistant material system:
-Core material:nickel-based superalloy(pit resistance potential>1.5V vs.SCE);
-Surface treatment:Plasma sprayed Al₂O₃ceramic layer(thickness≥50μm).
Precision flow control:
-Algorithm integration:nonlinear compensation model based on fluid dynamics(adapting to gas-liquid two-phase flow);
-Drive technology:electromagnetic levitation actuator(no contact wear,life span>1×10⁶times).
Pharmaceutical Compliance:
-Bioinert design(USP Class VI certification);
-Self-cleaning runner(anti-microbial growth,CIP/SIP compatible).
4.Typical application scenarios
Chemicals and hazardous chemicals:
-Sulfuric acid storage tank regulating valve(resistant to corrosion at concentrations above 68%);
-Caustic soda flow control valve for Chlor-alkali plant(anti-iron ion contamination).
Semiconductor manufacturing:
-Wet etching tank acid valve(compatible with H₂SO₄/H₂O₂mixture);
-High purity IPA distribution valve(particle control<0.1μm).
Pharmaceuticals and Food:
-pH regulating valve for pure water preparation system(resistant to citric acid cleaning);
-Dairy products sterilization valve(resistant to 135°C superheated steam).

