AMR wireless residential smart water meter
Product f eatures:
1. Data transmitted through GPRS & NB-IoT , safe and reliable
2. T he mechanical & electrical separation structure , easy maintenance & replacement
3. The design of double Hall sensor can realize the forward and backward metering of water meter, ensure the complete synchronization of mechanical & electrical separation type, and there is no accumulative error.
4. Long time battery life, 6 years ;
5. Report magnetic interference, low voltage, abnormal alarm to meter reading platform
Main t echnical p arameters:
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
Min. flow rate
(Q1 )m³/h
0.032/0.025
0.05/0.04
0.078/0.063
Measure range (Q3/Q1 )
80/100
Measurement grade
Level 2
Working GHz
470-510Mhz/800Mhz
Working pressure
≤1 M Pa
Pressure loss
P63(≤0.063M Pa )
Operating Temp.
Cold water
(T30):0.1℃~30℃
H o t water
(T30):0.1℃~ 9 0℃
Flow profile sensitivity grade
U10,D5
Climate & mechanical environmental safety levels
Class B
Electromagnetic compatibility level
E1
Quiescent current
≤25uA
Working Voltage
3.6V lithium battery
Waterproof Level
IP68
Shape dimension & weight:
Diameter(DN)
Length
(mm)
Width
(mm)
Height(mm)
Connection thread
L
W
H
d
D
15
165
91
142
R1/2
G3/4B
20
195
91
142
R3/4
G1B
Accuracy:
Low region max. allowable error:
From Q min inclusive up to but excluding Qt is±5%.
High region max. allowable error:
From Qt inclusive up to and including Q max is±2%.
AMR Wireless Residential Brass Water Meter LORA/GPRS/GSM Horizontal Installation OEM Customizable Images
