Methane and coal mine's pressure measurement;pressure system control of mine fan, diesel locomotive, ventilation tunnel, mine pumping station equipment and so on; used for high purity hydrogen or containing a high percentage of hydrogen mixture gas
Imported diffusion silicon core , suitable for precision measurement of different medium and different temperature stress
explosive-proof design, full stainless steel laser welding, anticorrosive, shockproof, waterproof
Through electrical equipment thermal stability and hot and humid experiment of class one
Strong resistance of overload ability, impact and interference
Reverse polarity, anti surge, and over-voltage over-current protection
Long working life, high reliability
Coal mining explosive-proof certification
| measuring range | any range within 0～20MPa,5kPa is the smallest range |
| Power supply | DC 24V（12V～32V） |
| Load capacity |
current mode≤500Ω (DC 24V) voltage mode≥3KΩ |
| accuracy class | grade 0.2 (range from 70kPa to 5MPa ) |
| grade 0.5(range from 5kPa to 70kPa; 5 MPa to 20 MPa) | |
| medium temperature | －20℃～60℃ |
| environment temperature | －20℃～60℃ |
| Response time | ≤ 50ms |
| Hysteresis and repeatability | ± 0.2％F.S |
| long-term stability | ± 0.5％F.S/y |
| nonlinear | ± 0.2％F.S |
| Over load pressure | two times of range |
| electrical connection | cable |
| process connection | M20 × 1.5 and others |
| The external parts material | Ordinary stainless steel/316stainless steel |
| Ex mark | ExdI Mb |
| Ex No. | CNEX13.2772 |
