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| Size | DN25, DN32, DN40, DN50 |
| Maximum Working Pressure | 100kPa / 400kPa |
| Pressure - Bearing Strength | PN6 |
| Protection Grade | IP66 |
| Explosion - proof | Ex db ia IIC T6 Gb; Ex ia ta ia IIICT 20080°C Da |
| Service Life | 10 years |
| Power | DC3.6V, with a service life of over 5 years; AC220V/50Hz |
| Opening Time | <5s (under normal pressure); >5s (under pressure, determined by the internal pressure - relief volume) |
| Closing Time | <5s |
| Communication Method | 4G / NB - IoT |
| Memory Capacity | Supports caching 100,000 sets of dynamic pressure data |
| Operating Temperature | -20°C to +60°C |
| Operating Humidity | 5% to 95% RH |
| Execution Standard | Q/51010801 007-2025 |
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