描述
一、产品定位与核心优势
1.品牌与产品线归属
MECS（可能为某工业传感器/自动化设备品牌）：
EXT-201是MECS品牌旗下的一款工业级环境监测传感器模块，专注于气体浓度、温湿度、压力等参数的实时检测，适用于化工、能源、智能制造等场景。
核心优势：
多参数集成：支持同时监测2-4种环境参数（如CO₂、VOCs、温湿度、压力），减少设备数量与布线成本。
高精度检测：采用电化学/红外/半导体传感器技术，精度达±2%FS（满量程），满足工业过程控制需求。
工业级防护：具备IP67防护等级，适应高温、高湿、粉尘等恶劣环境。
智能通信：支持Modbus RTU/TCP、4-20mA、RS485、无线LoRa等多种协议，兼容PLC、DCS、SCADA系统。
2.典型应用场景
化工与石油天然气：
储罐区监测：实时检测可燃气体（如甲烷、氢气）泄漏，触发报警与联锁停机。
管道压力监控：通过压力传感器监测管道内压变化，预防爆管或泄漏事故。
智能制造与洁净室：
温湿度控制：在半导体、制药洁净室中维持恒温恒湿环境，确保产品质量。
VOCs排放监测：跟踪生产过程中挥发性有机物排放，符合环保法规要求。
能源与电力：
锅炉房气体检测：监测CO、O₂浓度，优化燃烧效率并保障人员安全。
风电场环境监测：检测风机舱内温湿度，防止电气设备受潮短路。
二、技术参数详解
1.基础规格
参数类别规格详情
型号MECS EXT-201
系列MECS Environment Sensor Series（环境传感器系列）
安装方式壁挂式/导管式（可选配防爆外壳）
外壳材质316L不锈钢（防腐蚀）
防护等级IP67（防尘、防水浸）
尺寸（L×W×H）150×100×60 mm（不含安装支架）
重量约1.2 kg
2.检测参数与性能
参数类别规格详情
气体检测可选配置：
可燃气体（LEL）：量程0-100%LEL，分辨率0.1%LEL
有毒气体（CO、H₂S等）：量程0-1000 ppm，分辨率1 ppm
VOCs：量程0-50 ppm，分辨率0.01 ppm（PID传感器）|
|温湿度检测|温度：量程-40℃~+125℃，精度±0.5℃
湿度：量程0-100%RH，精度±2%RH（电容式传感器）|
|压力检测|量程：-100 kPa~+10 MPa，精度±0.1%FS（压阻式传感器）|
|响应时间|气体检测：T90≤30秒（典型值）
温湿度/压力：≤5秒（稳态响应）|
|长期稳定性|气体传感器：≤2%/年（无校准情况下）
温湿度/压力：≤0.5%/年|
3.电气与通信参数
参数类别规格详情
电源要求12-24 VDC（±10%），功耗≤5 W（典型值）
输出信号模拟量：4-20mA（三线制，负载≤500Ω）
数字量：RS485（Modbus RTU）、以太网（Modbus TCP）
无线：LoRaWAN（可选，传输距离≥1 km）
显示与操作本地显示屏：OLED（128×64像素），支持实时数据查看与参数配置
报警功能两级报警：预报警（可调阈值）、主报警（联锁输出）
输出形式：继电器触点（250 VAC/30 VDC，2 A）
1.Product positioning and core advantages
1.Brand and product line ownership
MECS(may be a certain industrial sensor/automation equipment brand):
EXT-201 is an industrial-grade environmental monitoring sensor module under the MECS brand,focusing on real-time detection of parameters such as gas concentration,temperature and humidity,and pressure,suitable for chemical,energy,intelligent manufacturing and other scenarios.
Core advantages:
Multi-parameter integration:supports simultaneous monitoring of 2-4 environmental parameters(such as CO₂,VOCs,temperature and humidity,pressure),reducing the number of equipment and wiring costs.
High-precision detection:using electrochemical/infrared/semiconductor sensor technology,the accuracy is±2%FS(full scale),meeting the needs of industrial process control.
Industrial-grade protection:with IP67 protection level,adapt to harsh environments such as high temperature,high humidity,dust,etc.
Intelligent communication:supports multiple protocols such as Modbus RTU/TCP,4-20mA,RS485,wireless LoRa,etc.,compatible with PLC,DCS,SCADA systems.
2.Typical application scenarios
Chemical and oil and gas:
Tank area monitoring:Real-time detection of flammable gas(such as methane,hydrogen)leakage,triggering alarm and interlock shutdown.
Pipeline pressure monitoring:Monitor the pressure change in the pipeline through the pressure sensor to prevent pipe burst or leakage accidents.
Smart manufacturing and clean room:
Temperature and humidity control:Maintain a constant temperature and humidity environment in semiconductor and pharmaceutical clean rooms to ensure product quality.
VOCs emission monitoring:Track volatile organic compound emissions during production to meet environmental protection regulations.
Energy and electricity:
Boiler room gas detection:Monitor CO and O₂concentrations to optimize combustion efficiency and ensure personnel safety.
Wind farm environment monitoring:Detect temperature and humidity in the wind turbine cabin to prevent electrical equipment from getting damp and short-circuiting.
2.Technical Parameters
1.Basic Specifications
Parameter Category Specification Details
Model MECS EXT-201
Series MECS Environment Sensor Series
Installation Wall-mounted/duct-mounted(explosion-proof housing optional)
Housing Material 316L stainless steel(corrosion-resistant)
Protection Level IP67(dustproof and waterproof)
Dimensions(L×W×H)150×100×60 mm(excluding mounting bracket)
Weight Approximately 1.2 kg
2.Detection Parameters and Performance
Parameter Category Specification Details
Gas Detection Optional Configuration:
Combustible Gas(LEL):Range 0-100%LEL,Resolution 0.1%LEL
Toxic Gas(CO,H₂S,etc.):Range 0-1000 ppm,Resolution 1 ppm
VOCs:Range 0-50 ppm,Resolution 0.01 ppm(PID sensor)|
|Temperature and Humidity Detection|Temperature:Range-40℃~+125℃,Accuracy±0.5℃
Humidity:Range 0-100%RH,Accuracy±2%RH(capacitive sensor)|
|Pressure detection|Range:-100 kPa~+10 MPa,Accuracy±0.1%FS(piezoresistive sensor)|
|Response time|Gas detection:T90≤30 seconds(typical value)
Temperature and humidity/pressure:≤5 seconds(steady-state response)|
|Long-term stability|Gas sensor:≤2%/year(without calibration)
Temperature and humidity/pressure:≤0.5%/year|
3.Electrical and communication parameters
Parameter category Specification details
Power supply requirements 12-24 VDC(±10%),power consumption≤5 W(typical value)
Output signal Analog:4-20mA(three-wire,load≤500Ω)
Digital:RS485(Modbus RTU),Ethernet(Modbus TCP)
Wireless:LoRaWAN(optional,transmission distance≥1 km)
Display and operation Local display:OLED(128×64 pixels),supports real-time data viewing and parameter configuration
Alarm function Two-level alarm:pre-alarm(adjustable threshold),main alarm(interlock output)
Output form:relay contact(250 VAC/30 VDC,2 A)
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