Pусский 
Industrial Pressure Sensor PC320
Features
■Piezoresistive silicon chip employed
■Perfect long term stability
■MEMS technology
■CE certificate
■Economic pressure sensor
■Sensor diameter:19mm
PC320 industrial pressure sensor,China pressure sensor,wotian pressure sensor, pressure sensor factory
We are the factory in China that produce the high-quality industrial pressure sensor with oil filling and pin connection.
Product Parameters
Pressure range | |||
Pressure range | -100kPa, 10kPa, 35kPa, 70kPa, 100kPa, 250kPa, 400kPa, 600kPa, 1MPa, 1.6MPa, 2.5MPa, 4MPa, 6MPa, 10MPa(bar and psi unit available) | ||
Pressure reference | Gauge pressure | Absolute pressure | Sealed gauge pressure | ||
Overpressure | 300%F.S.(≤70Kpa) | 200%F.S.(＜25Mpa) | 150%F.S(≥25Mpa) | ||
Output signal | |||
Zero output | ±2mV | ||
Span output | 100mV(Typical) | 60mV(＜100kPa) | ||
Specification | |||
Accuracy (linearity, repeatability and hysteresis) | ±0.25%F.S. (Typical) | ||
Excitation | 1.5mA (Typical) | ||
Compensated temp. | -10-70℃(Typical) | 0-60℃(<100kPa) | ||
Operating temp. | -40-125℃ | ||
Storage temp. | -40-125℃ | ||
Zero temp. coefficient | 0.02%F.S./ ℃ (≥100kPa) | 0.04%F.S./ ℃(<100kPa) | ||
Span temp. coefficient | 0.02%F.S./ ℃(≥100kPa) | 0.04%F.S./ ℃(<100kPa) | ||
Insulation resistance | ＞200Mohm/250VDC | ||
Bridge resistance | Min. | Max. | Unit |
2600 | 5500 | ohm | |
Long term stability | ≤0.2%F.S.S/year | ||
Vibration | 20g (20-5000HZ) | ||
Oil filling | Silicon oil (Typical) | ||
O-ring | NBR, Viton | ||
Housing and diaphragm | Stainless steel 316L | ||
Pin connection | Kovar pin (0.6um Gold platted) | ||
Weight | 25g(approx) | ||
Pin connection |
Without temperature compensation
In mm
Pin | Connection |
3 | excitation+ |
1,6 | excitation- |
5 | pending |
2 | output+ |
4 | output- |
1.5mA supply with temperature compensation
In mm
Pin | Connection |
3 | excitation+ |
5 | excitation- |
2 | output+ |
4 | output- |
5V supply with temperature compensation
In mm
Pin | Connection |
5 | excitation+ |
1 or 6 | excitation-(Valid pin as an identity) |
2 | output+ |
4 | output- |
Production process
Testing Equipment
Certificate
Company profile
Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor mkanufacturing enterprise in Jiangning District. The company was rated as Nanjing Engineering Technology Research Center and Nanjing. Municipal Engineering Research Center, Nanjing Enterprise Technology Center, Nanjing Postdoctoral Innovation Demonstration Base; is the unit that formulated the national standards for "Silicon Piezoresistive Pressure Sensitive Chips" and "Silicone Pressure Sensors". It is the leading domestic manufacturer of pressure sensors, with core technology of diffused silicon pressure sensor pressure transmitter, level sensor and temperature sensor and existing staff 305. The annual production of pressure sensors is more than 2 million. The products have been exported to more than 70 countries and regions. Nanjing Wotian was awarded the honorary title of "Sensor Application Program Demonstration Enterprise" by the Ministry of Industry and Information Technology in 2019. "Creating value for customers" is the goal that enterprises always pursue. As leading manufacturer in the domestic pressure sensor industry, the company will revitalize China's pressure sensor business as its own responsibility, work diligently, step by step, strive to make pressure sensors better, and provide customers with cost-effective sensors. Nanjing Wotian Technology Co., Ltd. has passed ISO9001-2015 quality management system certification and TS16949 certification for the automotive industry.
Company advantage
Mass production
We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.
Imported equipments
We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.
Informatization management
We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.
Comprehensive testing
We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.
