描述
1.产品定位与核心功能
VALM-818094推测为高精度智能阀门定位器,定位复杂工况下的阀门精准定位与动态控制,聚焦模块化设计、多协议兼容与自适应调节算法。其核心功能包括:
控制性能:
-位置误差:±0.2%(全行程范围内);
-响应时间:≤80ms(阶跃信号响应)。
环境适应性:
-防护等级:IP67(浸水防护);
-工作温度:-40°C至+85°C(宽温型)。
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(HART®叠加信号);
-输出类型:气动(0.2–1MPa)/电动(可选);
供电要求
-电压范围:24V DC(±10%波动容忍);
-功耗:≤5W(峰值);
通信接口
-数字总线:FOUNDATION Fieldbus、Modbus RTU;
-无线扩展:Wi-Fi 6(支持远程固件升级)。
3.功能特性
智能控制:
-自适应PID:基于阀杆摩擦模型的参数动态优化;
-阀门特性化:支持快开/线性/等百分比曲线预设(现场可调)。
诊断与维护:
-实时监测:阀座泄漏率计算(ISO 15848标准);
-预警功能:弹簧老化预测(应力-应变曲线分析)。
节能设计:
-气动节能模式:保位时气耗降低60%;
-休眠唤醒:无信号输入1小时进入低功耗状态。

1.Product positioning and core functions
VALM-818094 is speculated to be a high-precision intelligent valve positioner that locates the precise positioning and dynamic control of valves under complex working conditions,focusing on modular design,multi-protocol compatibility and adaptive adjustment algorithm.Its core functions include:
Control performance:
-Position error:±0.2%(within the entire stroke range);
-Response time:≤80ms(step signal response).
Environmental adaptability:
-Protection level:IP67(water immersion protection);
-Operating temperature:-40°C to+85°C(wide temperature type).
2.Key technical parameters
Project Typical specifications(refer to similar products)
Input/Output
-Input signal:4–20mA DC(HART®superimposed signal);
-Output type:pneumatic(0.2–1MPa)/electric(optional);
Power supply requirements
-Voltage range:24V DC(±10%fluctuation tolerance);
-Power consumption:≤5W(peak);
Communication interface
-Digital bus:FOUNDATION Fieldbus,Modbus RTU;
-Wireless extension:Wi-Fi 6(supports remote firmware upgrade).
3.Functional characteristics
Intelligent control:
-Adaptive PID:Dynamic parameter optimization based on stem friction model;
-Valve characteristic:supports fast opening/linear/equal percentage curve preset(on-site adjustable).
Diagnosis and maintenance:
-Real-time monitoring:Calculation of seat leakage rate(ISO 15848 standard);
-Early warning function:Spring aging prediction(stress-strain curve analysis).
Energy-saving design:
-Pneumatic energy-saving mode:gas consumption is reduced by 60%when maintaining the position;
-Sleep wake-up:No signal input enters the low power state for 1 hour.

