AMR Wireless Brass Water Meter LORA/GPRS/GSM 15-25mm DN with 6-Year Battery Life and IP68 Rating
Price:
Negotiable
MOQ:
Negotiable
Delivery Time:
Negotiable
Brand:
Changde
Product Description
Product Overview
Advanced AMR wireless residential brass water meter featuring LORA/GPRS/GSM communication technologies for horizontal installation with OEM customization options.
Key Features
- Dual communication: GPRS & NB-IoT data transmission for reliable connectivity
- Mechanical & electrical separation structure for easy maintenance and replacement
- Double Hall sensor design enables forward/backward metering with complete synchronization
- Extended 6-year battery life for minimal maintenance
- Comprehensive alarm system for magnetic interference, low voltage, and abnormal conditions
Technical Specifications
Flow Rate Parameters
| Diameter (DN) mm | 15 | 20 | 25 |
|---|---|---|---|
| Overload flow rate (Q4) m³/h | 3.125 | 5 | 7.785 |
| Normal flow rate (Q3) m³/h | 2.5 | 4 | 6.3 |
| Transitional flow rate (Q2) m³/h | 0.05/0.04 | 0.08/0.064 | 0.126/0.1 |
| Minimum flow rate (Q1) m³/h | 0.032/0.025 | 0.05/0.04 | 0.078/0.063 |
Performance Specifications
Measurement Range (Q3/Q1): 80/100
Measurement Grade: Level 2
Working Frequency: 470-510MHz/800MHz
Working Pressure: ≤ 1 MPa
Pressure Loss: P63 (≤0.063 MPa)
Operating Temperature: Cold water (T30): 0.1℃~30℃ | Hot water (T30): 0.1℃~90℃
Flow Profile Sensitivity Grade: U10, D5
Climate & Mechanical Safety: Class B
Electromagnetic Compatibility: E1
Quiescent Current: ≤ 25μA
Working Voltage: 3.6V lithium battery
Waterproof Level: IP68
Dimensions & Weight
| Diameter (DN) | Length (mm) | Width (mm) | Height (mm) | Connection Thread |
|---|---|---|---|---|
| 15 | 165 | 91 | 142 | R1/2 | G3/4B |
| 20 | 195 | 91 | 142 | R3/4 | G1B |
Accuracy Standards
Low Region Maximum Allowable Error: From Q min inclusive up to but excluding Qt is ±5%
High Region Maximum Allowable Error: From Qt inclusive up to and including Q max is ±2%
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Company
Hunan Changde Water Meter Manufacture Co., Ltd.