Summary of Product
The diffusion silicon pressure sensor of model QY1800 is a kind of silicon piezoresistive pressure sense organ using the advanced MEMS technology and integrating the modern information processing technology which is to convert pressure signal to standard voltage signal. The intelligentized compensation technology solved the inherent problem of silicon piezoresistive pressure sense organ on temperature drift, Which shows off the advantage of diffusion silicon pressure sensor.
QY1801 diffusion Silicon Pressure Sensor
QY1801 diffusion silicon pressure sensor incorporates MEMS and ASIC technology in the design to achieve high- Accuracy pressure measurements in the whole working temperature range and has been in mass production.
This sensor is designed for the automatic measurement in Automotive industry ; For example : Oil pressure, Transmission oil pressure , Air- Conditioner system , hydraulic power actuating system.
Specification
Pressure Range（FS）
Pressure 5 10 20 50 70 100 Bar
0. 7 1. 7 3. 5 5 7 10 MPa
Overpressure ≥ 200%FS
Output Voltage 0. 5～4. 5V@5V 0～5V 1～5V
Supply Voltage 5V± 0. 5V 9～30V
Power consumption 2mA (Typical)
Accuracy ≤ ± 1. 0%FS @（ - 20～+85℃）
≤ ± 1. 5%FS @（ - 40～+85℃）
≤ ± 2. 0%FS @（- 40～+125℃）
Response Time 1ms
Long term stability Typical 0. 25%
Operating temperature range - 40～+125℃
Storage temperature range - 40～+125℃
IP Level IP65（Figure 1）
Connector 3/ 8 UNF（internal and external thread）、 M12X1. 5、 NPT1/ 4
medium compatibility Any insulated air or liquid compatible with stainless steel, Silicon, And macromolecule epoxy resin.