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R108 series wireless AMR diaphragm residential gas meter realizes the data processing via computer and special controlling program. It adopts short-distance di-directional wireless communication to achieve the meter's operating data and status reading and remote transmission. The residential gas meter solves the problems in gas company such as hard home-entry, meter reading, and charging etc. the product adopts network repeated meter reading technology(patent technology, fifteen repeaters, achieve 50 floors tower reading), breaks the bottleneck of wireless transmission short distance, and the AMR accuracy and efficiency are improved obviously via the residential gas meter.
Functions and features
Accurate gas metering;
Bi-direcitonal wireless communication, special network repeated meter reading technology;
Multi-layer data encryption and checkup, accurate data collection;
Very low power consumption design, static consumption<50µA;
Support portable POS, collectors in buildings etc.
Alkaline battery or lithium battery optional;
Outdoor or remote meter-read operating data(accumulative consumption, prepaid gas volume, battery level, valve status) and valve control functions.
| Items | Specifications | ||
| Type | R108-J1.6 | R108-J2.5 | R108-J4 |
| Nominal flow-rate (Qn) | 1.6m³/h | 2.5m³/h | 4m³/h |
| Max flow-rate (Qmax) | 2.5m³/h | 4m³/h | 6m³/h |
| Min flow-rate (Qmin) | 0.016m³/h | 0.025m³/h | 0.040m³/h |
| Basic errors | Qmin<=Q<0.1 Qmax: ±3% | ||
| 0.1Qmax<=Q<=Qmax: ±1.5% | |||
| Pressure loss | <230Pa | ||
| Operating pressure | 0.5-20kPa | ||
| Operating voltage | 4.9-6.3V(LR6,1.5V×4) | ||
| Static current | <20µA | ||
| E-metering integrating error | <0.01m³ | ||
| Operating temperature | -10°C~+40°C | ||
| Thread distance | 130mm |
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