Pressure Transmitter 1800V For Refrigeration Machines PCM391
Overview
PCM391 pressure transmitter is specially designed for small and medium-sized equipment applications such as booster pump, air compressor and air conditioning system. It is also applicable to a wide range of industrial applications in a variety of structures, outputs and pressure connections, which meets most application requirements. It has the compact structure which is especially suitable for the installation in the small spaces.
Features
■Compact structure
■Digital circuit compensation
■Strong anti-interference and excellent long-term stability
■Small diameter, small size, easy to install and use
■Available for measurement of absolute pressure, gauge pressure and sealed gauge pressure
■Multiple electrical connection options
■SS316L Diaphragm
■Suitable for mass production
■Specialized for refrigeration machines, withstand voltage 1800V
Applications
■Air compressor
■Hydraulic and pneumatic equipment
■Servo valve and transmission
■Air-conditioning system
■Pipeline system
Product Parameters
Performance parameters | |
Pressure range | 1Mpa &,1.6Mpa;2.5Mpa |
Pressure reference | Gauge pressure, Absolute pressure, Sealed gauge pressure |
Accuracy | ±0.5%FS(typ.); ±1%FS(max.) |
Hysteresis & repeatability | ≤±0.1%FS |
Temperature drift | ≤±1.5%FS(-20℃~85℃) |
Response time | <100ms |
Service life | ≥106 pressure cycles |
Ambient temp. | -20℃~80℃ |
Medium temp. | -30℃~105℃ |
Storage temp. | -40℃~120℃ |
EMC-interference | IEC 61000-6-3 |
EMC-immunity | IEC 61000-6-2 |
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: 10g/11ms; IEC 60068-2-27 Free fall: 1m; IEC 60068-2-32 |
Protection | IP65 |
Material | Wetted part: ASTM S31603 (AISI304) Housing: ASTM S30400 (AISI304) Electrical connection: PA66 |
Weight | 50g~90g |
Withstand voltage | 1800V AC/1min |
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 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.