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| Basic technical parameters | ||||
| Parameter name | Company | Model and specification | ||
| RX10-WL-G10 | RX16-WL-G16 | RX25-WL-G25 | ||
| Maximum flow | m3/h | 16 | 25 | 40 |
| Minimum flow | m3/h | 0.10 | 0.16 | 0.25 |
| Metering grade | Grade | 1.5 | ||
| Maximum working pressure | kPa | 50 | ||
| Total pressure loss | Pa | ≤375 | ||
| Tightness | kPa | Input air 1.5 times the maximum working pressure for three minutes without leakage | ||
| Explosion proof standard | / | EXib IIBT3 Gb | ||
| Service temperature | ℃ | -10~+40 | ||
| Power supply mode | / | Optional lithium battery or alkaline battery | ||
| Battery life | / | The service life of lithium battery is more than 10 years, and that of alkaline battery is more than 1 year | ||
| Working voltage | V | Lithium battery powered: DC 2.7V ~ 3.8V (optional) | ||
| Alkaline battery power supply: DC 4.6V ~ 6.5V (optional) | ||||
| Maximum operating current | mA | ≤2000（GPRS） | ||
| ≤500（NB-IoT） | ||||
| Quiescent current | μA | ≤20 | ||
| Sampling mode | Pulse | Reed or hall sampling counting | ||
| Direct reading | Photoelectric direct reading | |||
| Valve reliability | / | The number of continuous switches shall not be less than 10000 | ||
| Long term operation performance | / | It shall meet the requirements of national standard GB / t6968-2019 membrane gas meter after running for 5000h under the maximum flow | ||
| Degree of protection | / | IP65 | ||
Dimension drawing：
| Model / Size | M | S | L | B | H | D | Quality （kg） |
RX10-WL-G10 | G2″/φ56.8（11牙/吋） | 180 | 284 | 214 | 310 | 69 | 4.3 |
| RX16-WL-G16 | G2″/φ56.8（11牙/吋） | 220 | 333 | 240 | 375 | 80.5 | 7.6 |
| RX25-WL-G25 | M80×3/φ76.2（11牙/吋） | 280 | 411.5 | 286 | 439 | 91.5 | 14 |
