Negative Pressure Sensor Gauge（PB70）
6 month ago
Product Description
PB70 series pressure transmitter for the cast aluminum shell, shell protection level is high, the product uses a ceramic capacitive pressure sensor, with high accuracy and high corrosion resistance. Products are widely used in industrial field control, light industry machinery, environmental protection water treatment, medicine, chemical industry, petroleum, shipping, water conservancy, water and electricity, constant pressure water supply and other automatic control and detection systems, gas, liquid and steam pressure measurement and level measurement, can measure small pressure, high precision, good stability, reliable performance, easy to install and use, etc., with reversed-phase polarity protection, good lightning protection, good resistance to radio frequency interference. Anti-RF interference ability and other advantages.
Technical Parameter
| Basic error | 0.1%F-S, 0.2%F-S, 0.5%F-S |
| Linearity | better than 0.1%F-S, better than 0.2%F-S, better than 0.3%F-S |
| Temperature drift | better than 0.1%F-S/10ºC, better than 0.2%F-S/10ºC, better than 0.3%F-S/10ºC |
| Long-term stability | better than 0.1%F-S/year, better than 0.2%F-S/year, better than 0.5%F-S/year |
| Measuring range | 700Pa~2MPa optional |
| Response time | ≤10mS |
| Power supply | 24VDC |
| Output | 4~20mA (or 1~5V) |
| Load resistance | 0~600Ω (4~20mA output, 24VDC) |
| Ambient Temperature | -20~+85°C |
| Storage Temperature | -40~+125°C |
| Sensor type | ceramic capacitive pressure sensor |
Product Features
Measures micro-pressures as small as 500 Pa (or ±250 Pa).
Continuously adjustable zero and range
Reverse polarity protection and current limiting protection.
Lightning protection, strong resistance to radio frequency interference ability
High precision, high stability, high reliability
Wide utility, easy to install
IP65 shell protection level, suitable for outdoor installation.
Two-wire power supply and output system
Long service life
Profiles
Model Selection Guide
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Main Product:
Pressure Transmitter,
Pressure Sensor ,
Temperature sensor,
Temperature transmitter,
Level sensor,
level transmitter