Pусский 
All Welded in harsh environment Pressure Sensor PC11B
l Full welded seal, can be used in harsh environment
l High performance, all solid, corrosion resistant
l High accuracy and stability
l Strong anti-interference, good long-term stability
l Constant current excitation option
l Customization available
PC11B all welded pressure sensor, China pressure sensor, wotian pressure sensor, pressure sensor
PC11B all welded pressure sensor is to package PC10 pressure sensor into the workpiece with standard pressure connection. Nanjing Wotian Technology Co., Ltd is a Chinese manufacturer that produces the pressure sensors and transmitters.
Product Parameters
Pressure range | |
Pressure range | -100kPa, 10kPa, 35kPa, 70kPa, 100kPa, 250kPa, 400kPa, 600kPa, 1MPa, 1.6MPa, 2.5MPa, 4MPa, 6MPa, 10MPa, 16MPa, 25MPa, 40MPa, 60MPa, 100MPa |
Pressure reference | Gauge pressure | Absolute pressure | Sealed gauge pressure |
Overpressure | 200%F.S.(<10MPa) | 150%F.S.(≥25MPa) |
Output signal | |
Zero output | ±2mV |
Span output | 1.5mA Excitation: ≥40mV (≤35kPa); ≥60mV (Other ranges) | 10V Excitation: ≥60mV (≤35kPa); 80~120mV (Other ranges) |
Specification | |
Excitation | 1.5mA | 10VDC |
Compensated temp. | 0℃-60℃ (≤35kPa) | -10℃-70℃ (Other ranges) |
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 |
Input impedance | 2kΩ-5kΩ |
Long term stability | ≤0.2%F.S.S/year |
Vibration | 20g (20-5000Hz) |
Shock | 100g (11ms) |
≤1ms(up to 90%F.S.) | |
Oil filling | Silicon oil |
Material | Housing: Stainless steel 304 | Diaphragm: Stainless steel 316L |
Medium compatibility | All the liquids and gases compatible with the diaphragm |
Structure |
H type | L type | Q type |
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① Pressure range: 20kPa～10MPa ② Feature: The pressure sensor is designed inside the pressure connection part with small longitudinal length and big horizontal length. | ① Pressure range: 6MPa～100MPa ② Feature: Part of the pressure sensor is designed inside the pressure connection part with small diameter of rear end. | ① Pressure range: 20kPa～2.5MPa ② Feature: The pressure sensor is designed outside the pressure connection part. The pressure connection part, diaphragm and base are welded together with big longitudinal length and small horizontal length.
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Note: Above are 3 typical structures of all welded pressure sensor. The product is a customized product. Detailed specifications follow customer’s requirements. | ||
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.
