setra西特239高精度电容式差压传感器资料239常用型号

发布时间:2026-03-23

Setra西特Model 239是一款高精度电容式差压传感器,应用于工业自动化、HVAC、洁净室、医疗仪器及航空航天等领域,

其测量精度可达±0.073%FS,具备快速响应(<10ms)、高过载能力与优异的长期稳定性‌ 。

该传感器基于Setra研发的‌可变电容传感技术‌,核心结构由一个不锈钢膜片和固定电极构成可变电容。当压力变化时,膜片发生微小形变,导致电容值改变,系统通过电子线路将电容变化转换为线性直流信号输出,实现高精度测量 。


主要性能特点:

高精度‌:精度可达±0.073%FS,部分型号可选±0.14%FS

快速响应‌:<10ms,优于多数同类产品 ‌

6*

宽测量范围‌:

单向:250Pa ~ 70kPa(0.5in.W.C ~ 30in.W.C)

双向:±125Pa ~ ±35kPa(±0.25in.W.C ~ ±15in.W.C)

强环境适应性‌:

工作温度:-18℃ ~ 80℃

过载能力高达满量程的270倍

高稳定性‌:零点稳定性可达0.05%FS/年,温度影响小(<±1.8%FS/100℃)

抗干扰能力强‌:采用金属外壳与屏蔽电缆设计,具备与PLC相当的电磁抗干扰能力

典型应用场景:

HVAC系统压差监控与VAV控制

洁净室压差监测

医疗设备气压检测(如呼吸机、灭菌器)

航空航天风洞实验与泄漏检测

半导体制造环境控制

工业过程中的流量与液位测量

输出与电气参数:

输出信号:可选 ‌0-5VDC、±2.5VDC、4-20mA‌ 等

激励电压:22-30VDC,具备反向保护

电气连接:2英尺多芯电缆或可定制接口

23910R5WD1F2B109N23910R5WD1F2B0293N,23912R5PB1F2C02WNN23912R5PB1F2S109N23912R5WD1F27029NN23912R5WD1F2C029N2391R25WD1F2C02WNN2391005PD1F2B029NN2391005WB1F2702WN2391030WD1F2B02WNN2391030WD1F2B109NN,2391010KB1F2C029N2391010KB1F2C029NN

2391010KD1F2B029NN2391010KD1F2B02WN

2391010KD1F2B02WNN2391010KD1F2BY1WNN

2391010KD1F2C109NN2391015KD1F2B029NN

2391015KD1F2BY39NN2391015WB1F2S2591N

 

2391020LD1F2B03ENN2391125LB1F2C0293D

2391125LB1F2C0293N2391125LB1F2C029D3

2391125LB1F2T02WN2391250LD1F2C029D3

2391500LB1F2C1092391500LB1F2C109-NN

2391500LB1F2C10W2391500LB1F2C10W-NN

2391500LB1F2S109NN2391500LB1F2T02WN

2391500LD1F27029NN2391500LD1F27Y69N

2391500LD1F28029NN

239110CLB1F2C109NN239110CLB1F2C10WNN

239110CLD1F27029NN239110CLD1F28029NN

239110CLD1F2C0293D239110CLD1F2C0293N

239110CLD1F2C029D3239110CLD1F2C02WN

239120CLD1F27029NN239120CLD1F2C02WNN

239125CLB1F2C02WLN239125CLB1F2C10WNN

239125CLB1F2T02WN239130CLD1F2B10WN

239150CLB1F2T029NN239150CLD1F27029NN

239150CLD1F28029NN239150CLD1F2BY19GN

239150CLD1F2BY4WRN239150CLD1F2CY69NN

239175CLB1F27029NN239175CLB1F2C029NN

239175CLB1F2C109NN239175CLB1F2T029NN

2391035KB1F2S0293N2391035KD1F27029NN

2391035KD1F2B029NN2391035KD1F2C0293N

239110KLD1F2BY1WNN


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