描述
产品简要说明
Metso SDBXRA2是一款专为工业过程控制设计的高精度压力变送器，核心功能包括：
多介质兼容：支持液体、气体、蒸汽压力测量（量程范围0-100MPa）
工业级防护：Ex d IIC T6防爆认证，IP68防护等级
动态响应：0.1%FS精度，响应时间≤50ms
智能诊断：内置自检功能与HART通信协议
产品详细说明
1.技术架构与核心功能
传感单元特性：
传感器类型：陶瓷压阻式传感器（耐腐蚀）
信号处理：24位Δ-Σ模数转换器，抗干扰能力≥100dB
通信能力：
工业总线：HART 7协议（4-20mA模拟信号叠加）
数字接口：可选配Profibus DP接口（需外接适配器）
环境适应性：
温度补偿：内置温度传感器，自动补偿±15℃温漂影响
介质隔离：316L不锈钢隔离膜片（兼容腐蚀性介质）
技术规格:Metso SDBXRA2
参数项规格描述
测量范围0-100MPa（可定制0-600MPa）
精度等级±0.1%FS（全量程线性误差）
响应时间≤50ms（90%响应）
防护等级IP68（水下30米防护）
防爆认证Ex d IIC T6（适用于易燃易爆环境）
工作温度-40℃至125℃
核心价值与性能亮点
1.极端工况适应性
技术突破：采用钛合金膜片设计，可在-196℃液氮环境下稳定工作（需选配低温套件）
2.智能诊断系统
场景适配：通过HART协议实时反馈传感器健康状态，提前预警膜片疲劳风险
应对挑战，创造价值
1.传统传感器温漂问题
技术突破：采用双温度补偿算法，高温环境（125℃）下精度误差≤0.25%FS
2.危险区域安装限制
场景案例：某化工厂使用SDBXRA2替代传统变送器，爆炸风险降低90%
Product brief description
Metso SDBXRA2 is a high-precision pressure transmitter designed for industrial process control,with core functions including:
Multi-media compatibility:supports liquid,gas and steam pressure measurement(range range 0-100MPa)
Industrial protection:Ex d IIC T6 explosion-proof certification,IP68 protection level
Dynamic response:0.1%FS accuracy,response time≤50ms
Intelligent diagnostics:built-in self-test function and HART communication protocol
Product details
1.Technical architecture and core functions
Sensing unit characteristics:
Sensor type:Ceramic piezoresistive sensor(corrosion-resistant)
Signal processing:24-bitΔ-Σanalog-to-digital converter,anti-interference capability≥100dB
Communication capability:
Industrial bus:HART 7 protocol(4-20mA analog signal superposition)
Digital interface:optional Profibus DP interface(external adapter required)
Environmental adaptability:
Temperature compensation:Built-in temperature sensor,automatically compensates for the influence of temperature drift of±15℃
Media isolation:316L stainless steel isolation diaphragm(compatible with corrosive media)
Technical Specifications:Metso SDBXRA2
Parameters Specification Description
Measuring range 0-100MPa(customizable 0-600MPa)
Accuracy level±0.1%FS(full-scale linear error)
Response time≤50ms(90%response)
Protection level IP68(30 meters underwater protection)
Explosion-proof certification Ex d IIC T6(suitable for flammable and explosive environments)
Operating temperature-40℃to 125℃
Core Valuesand Performance Highlights
1.Extreme working conditions adaptability
Technical breakthrough:Using titanium alloy diaphragm design,can work stably in a liquid nitrogen environment of-196℃(need to optional low-temperature kit)
2.Intelligent diagnostic system
Scenario adaptation:Real-time feedback on the sensor health status through the HART protocol,and early warning of diaphragm fatigue risk
Respond to challenges and create value
1.Traditional sensor temperature drift problem
Technical breakthrough:adopting dual temperature compensation algorithm,with accuracy error≤0.25%FS under high temperature environment(125℃)
2.Installation restrictions in hazardous areas
Scenario case:A chemical factory uses SDBXRA2 to replace traditional transmitters,reducing the risk of explosion by 90%.
