数学压差传感器（MDPT）是专门为测量柴油机微粒过滤器（DPF）中的压差而开发的。MDPT由两个坚固的独立压力传感器组成，可测量过滤器上游和下游的压力。借助微控制器，借助获得专利的数学方法确定压力差。此设置可以额外输出系统压力。MDPT凭借其创新理念，即使在不利的工作条件下，也可以在整个生命周期内提供准确而稳定的测量数据。具有正确配置的压力连接的设计可确保安装防冻。专为多功能车行业而开发，同时也适用于各种工业要求满足EMC/ESD等规范场合的应用。
产品应用
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Fields of application |
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Exhaust aftertreatment |
· Monitoring of diesel particulate filters |
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· Enhanced emissions monitoring (OBD) |
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· Protection of the motor against overpressure |
产品特性及参数
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Key features |
Benefits |
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Measurement via two independent pressure sensor modules |
· High degree of accuracy due to mathematically calculated and corrected output values |
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· Measurement and output of the differential and system pressure possible |
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Use of materials resistant to exhaust emissions |
· Excellent media compatibility |
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· Resistant to corrosion and hydrolysis |
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Application-specific evaluation electronics |
· Automobile-tested EMC/ESD durability |
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· Enhanced diagnostic and protective functions |
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Pressure ranges |
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Differential pressure |
200…800 mbar |
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System pressure |
max. 10 x differential pressure |
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Overpressure |
1.5 x system pressure |
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Bursting pressure |
2.5 x system pressure |
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Accuracy |
Total error 4) ± 0.2% FS (25…80°C) |
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Environmental conditions |
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Operating temperature |
range -40…125°C |
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Media compatibility |
Exhaust, compressed air, diesel fuel, motor oil |
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ESD (DIN EN 61000-4-2) |
8 kV (severity level 4) |
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EMC (ISO 11452) |
200 V/m (Stripline) |
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150 mA (BCI) |
产品规格书下载
[软件下载——压力单位转换] Amphenol Pressure Units Conversion
柴油机微粒过滤器（DPF）中的压差传感器模块
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汽车应用发动机管理；尾气排放
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重型设备应用发动机管理；尾气排放
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铁路应用发动机管理；排气系统
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海洋应用发动机管理
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电子产品应用工业
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工业应用仪器仪表
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信号检测压力；排放处理
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压力特性低压
