PT500-DAVS压力变送器
采用纯国产感压芯片；选进的贴片工艺；
高精度、稳定、数字标定调节、放大集成电路；
输出信号4-20mA二线制；
可替代Hirschmann品牌DAVS系列产品；
M12一体连接器；

常用关键字：
DAVS压力变送器  替代DAVS变送器 替换DAVS变送器
Hirschmann传感器  Hirschmann变送器


PT500-DAVS Pressure Transmitter
It adopts pure domestic pressure sensitive chip and selective placement technology;
High precision, stable, digital calibration adjustment, amplification integrated circuit;
Output signal 4-20mA two-wire system;
It can replace Hirschmann Davs series products;
M12 integrated connector;

Common keywords:
Davs pressure transmitter replaces Davs transmitter replaces Davs transmitter
Hirschmann sensor Hirschmann transmitter

芯       片：
采用纯国产感压芯片；
选进的贴片工艺；
零点、满度，温补、线性补偿；
高阻抗、高精度、高稳定性；
100万次使用寿命以上；

信号处理及输出：
24位ADC采样处理芯片；
DSP数字信号调理算法；
多点性线温度校准；
电压电流过载保护；
标准工业信号输出：4-20mA(二线制)，0-20mA(三线制)，0-5VDC，0-10VDC，0.5-4.5VDC(三线制);
采用先进的32bit微处理器和24bit ADC

结       构：
厚膜结构：深度氩弧焊接，连接弹性材料与过程接头，强度高，抗冲击，耐疲劳；
溥膜结构：激光焊接，连接弹性材料与过程接头，硅油介质传递压力，响应快，耐疲劳，小量程；
304/316壳体，强度可靠坚固；
整体结构小巧，整体尺寸：直径19X长65mm，过程连接标准G1/4；
过程连接材料：304或316；

应      用：
油压、水压、气压压力测量与监控；
工业/电力/石油/自动化等领域的设备压力测量；

Chip:
Pure domestic pressure sensing chip is used;
The selected placement process;
Zero point, fullness, temperature compensation and linear compensation;
High impedance, high precision and high stability;
More than 1 million times of service life;

Signal processing and output:
24 bit ADC sampling and processing chip;
DSP digital signal conditioning algorithm;
Multipoint linear temperature calibration;
Voltage and current overload protection;
Standard industrial signal output: 4-20mA (two-wire system), 0-20mA (three wire system), 0-5vdc, 0-10vdc, 0.5-4.5vdc (three wire system);
Advanced 32 bit microprocessor and 24 bit ADC are adopted

Structure:
Thick film structure: deep argon arc welding, connecting elastic material and process joint, high strength, impact resistance and fatigue resistance;
PU film structure: laser welding, connecting elastic material and process joint, transmitting pressure with silicone oil medium, fast response, fatigue resistance, small range;
304 / 316 shell, reliable and strong strength;
The overall size is 19x in diameter and 65mm in length. The process connection standard is G1 / 4;
Process connection material: 304 or 316;

Application:
Measurement and monitoring of oil pressure, water pressure and air pressure;
Equipment pressure measurement in industrial / power / Petroleum / automation fields;

过程连接：G1/4