Pусский 
Silicon Pressure Sensor Φ23.5mm PCM320
Product overview
PCM320 pressure transmitter is designed with a compact integrated stainless steel structure with a built-in digital processing circuit that converts the millivolt signal of sensor into standard voltage or current signal output. The structures and output forms are various. PCM320 is featured with small size, light weight, easy installation and use, and stable performance. It is widely used in industrial automation equipment and has good adaptability to various complicated environments.
Features
■ Compact structure, exquisite appearance
■ Digital circuit processing
■ High precision, high stability
■ Small size, light weight
■ Strong anti-interference, good long-term stability
■ Various structure, easy installation and use
■ Wide measuring range, can measure absolute pressure, gauge pressure and sealed gauge pressure
■ Multiple process connection and electrical connection options
■ Suitable for mass production, economic and reliable
Applications
■ Hydraulic and pneumatic equipment
■ Chemicals and Chemical Industry
■ Compressor
■ Inkjet printer
Product Parameters
Performance parameters
Pressure range | -100kPa…0~35kPa…60MPa |
Pressure reference | Gauge pressure, Absolute pressure, Sealed gauge pressure |
Accuracy | 0.5%FS（@25±5℃） |
Hysteresis | 0.1%FS |
Repeatability | 0.1%FS |
Temp. drift | 35kPa：±2%FS(0℃～60℃） Others：±1.5%FS(-20℃～85℃） |
Response time | ≤90ms (Up to 90%FS) |
Overpressure | Refer to “Pressure range selection” |
Service life | ≥106 pressure cycles |
Ambient temp. | -20℃~85℃ |
Medium temp. | -30℃~105℃ |
Storage temp. | -40℃~125℃ |
EMC | Immunity : IEC 61000-6-2 Radiation: IEC 61000-6-3 |
Insulation resistance | ≥100MΩ/500VDC(200MΩ/250VDC) |
Vibration resistance | Sine curve: 20g, 25Hz~2kHz; IEC 60068-2-6 |
Random: 7.5grms, 5Hz~1kHz; IEC 60068-2-64 | |
Shock resistance | Shock: 200g/1ms; IEC 60068-2-27 |
Free fall: 1m; IEC 60068-2-32 | |
Protection | IP65 |
Medium compatibility | All media compatible with stainless steel 316L |
Hexagon | HEX24 |
Ex-proof grade | Intrinsically safe explosion-proof ExiaⅡCT6 (only for 4～20mA) |
Net weight | 120～150g |
Output and power supply
Code | B1 | B3 | B7 | B6 | B6N |
Output | 4～20mA | 0～5V | 0～10V | 0.5～4.5V R/M | 0.5～4.5V Non R/M |
Power supply | 12~36VDC | 12~36VDC | 12~36VDC | 5VDC | 5VDC |
Production process
Testing Equipment
Certificate
Company profile
Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor manufacturing 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 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.
