Products
Negative pressure sensor adopts advanced high-precision, high-stability diffusion silicon sensor, supporting ASIS high-performance amplifier circuit, after fatigue impact test, high and low temperature cycling aging test and precision digital temperature compensation process; the pressure of the measured medium will be converted into a 4-20mA, 0-5VDC, 0-10VDC, 0.5-4.5VDC and other standard electrical signals.
The product shell adopts all stainless steel structure, with good moisture resistance and excellent media compatibility. The product has high shock resistance, strong overload capacity, good sealing performance, the product has a maximum range of 150MPa. the product has a variety of ways to connect the process and electrical connection part, can maximize to meet the user's needs.
High-quality sensors, precise amplification circuits, strict production processes, and perfect inspection and aging test equipment ensure excellent product quality. The product is widely used in gas pressure measurement, negative pressure measurement and control system, vacuum pressure measurement and control system and other stable high pressure is relatively small occasions.
The product is also called: micro-pressure sensor, micro-pressure transmitter, vacuum pressure sensor, pipeline oil pressure sensor, oil pump pressure sensor, barometric pressure sensor, wind pressure sensor, constant pressure water supply pressure sensor, general pressure transmitter, oil pressure transmitter, barometric pressure transmitter, wind pressure transmitter, hydraulic pressure transmitter, constant pressure water supply pressure transmitter, pump pressure measurement and control instruments, pipeline water pressure sensor, water pump pressure sensor, hydraulic pressure transmitter, water pump pressure sensor, water pump pressure sensor, water pump pressure sensor, water pump pressure sensor, hydraulic pressure transmitter, water pump pressure sensor, water pump pressure sensor, water pump pressure sensor, water pump pressure sensor, water pressure sensor. pump pressure sensor, hydraulic pressure transmitter, multi-purpose pressure sensor.
Product Description
Negative Pressure Sensor,Negative Pressure Transmitter,Positive and Negative Pressure Sensor,Negative Pressure Transmitter
1, product overview and features:
A. Adopt imported diffusion silicon pressure sensing chip;
B. Advanced SMD process with zero point, full scale compensation, temperature compensation;
C, high precision and high stability amplification integrated circuit;
D, all stainless steel structure, impact resistance, fatigue resistance, high reliability;
E. Three and a half digit display meter at the rear end of the sensor;
F, output signal diversity (current type, voltage type);
G. Compact structure, easy to install;
2, product applications:
A, hydraulic and pneumatic control system;
B, petrochemical, environmental protection, air compression;
C, building automation, constant pressure water supply system;
D, industrial process testing and control; laboratory pressure calibration
F, power station operation and inspection, locomotive braking system;
3, the main technical parameters:
Measured media: gases, liquids and vapors
Pressure type: gauge pressure, absolute pressure, differential pressure
Range: Negative pressure: 0 ~ -2KPa ~ -5KPa ~ -8KPa ~ -10KPa ~ -20KPa ~ -30KPa ~ -50KPa ~ -10KPa
Positive pressure:0～2KPa～5KPa～8KPa～10KPa～20KPa～50KPa～80KPa～100KPa
0～0.2MPa～0.5MPa～1MPa～2MPa～3MPa～5MPa～10MPa～20MPa～30MPa～50MPa
Positive and negative pressure: ±2KPa, ±5KPa, ±10KPa, ±20KPa, ±50KPa, ±50KPa, ±100KPa
Output: 4～20mA (2-wire), 0～5VDC, 0～10VDC, 0.5～4.5VDC (3-wire)
Comprehensive accuracy: ±0.25%FS, ±0.5%FS
Power supply: 12VDc (9～24VDC), 24VDc (15～32VDC)
Insulation resistance: ≥1000 MΩ/100VDC
Load resistance: Current output type: 800Ω max.
Voltage output type: more than 50KΩ
Medium temperature: -20～85℃, -20～150℃, -20～200℃, -20～300℃ (optional)
Ambient temperature: -20～85℃
Storage temperature: -40～90℃
Relative humidity: 0～95% RH
Sealing grade: IP65/IP68
Overload capacity: 150%FS
Response time: ≤10mS
Stability: ≤±0.15%FS/year
Vibration effect: ≤±0.15%FS/year (mechanical vibration frequency 20Hz～1000Hz)
Electrical connection: Hirschmann connector, tight wire nut, aviation connector, four-wire shielded wire, etc.
Connection thread: M20×1.5, M14X1.5, G1/2, G1/4, other threads can be designed according to customer requirements.
Connection thread material: 304/316L stainless steel
