Profile
LGDR-485 water meter integrated collection, process, memory unit, it can record water meter readings via special electro-induction mode, and offer RS485 output for water meter automated reading.
Features
l Directly read numbers of register(counter)
l Mechanical and electronical reading complete synchronization
l No need additional power supply
l No need initialization
l RS485 output
l Zero consumption
l Long lifetime
l High accuracy against vibration, backflow, magnet interference
l Waterproof design for electronic part
Technical parameter
|
Accuracy
|
Class B
|
|
|
Operating pressure maximum
|
1.0 MPa
|
|
|
Pressure loss
|
≤ 0.1 MPa
|
|
|
Working temperature
|
0℃～50℃
|
|
|
Humidity
|
0～97%RH
|
|
|
Output
|
RS485
|
|
|
Operating voltage
|
5.3V～16V
|
|
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Consumption
|
Reading
|
< 0.55mA
|
|
Non-reading
|
0
|
|
Flow-rate range
|
Size
(mm)
DN
|
QS
Overload flow(m3/h)
|
Qp
Permanent flow(m3/h)
|
Qt
Transitional flow(m3/h)
|
Qmin
Minimum flow(m3/h)
|
Minimum reading(m3)
|
Minimum reading(m3)
|
|
15
|
3
|
1.5
|
120
|
30
|
0.0001
|
99999.9
|
|
20
|
5
|
2.5
|
200
|
50
|
0.0001
|
99999.9
|
Dimension
|
Size(mm)
DN
|
Length
L(mm)
|
Width
B(mm)
|
Height
H(mm)
|
Screw
Thread
|
Weight
(KG)
|
Thread Length
|
|
|
amin
|
bmin
|
||||||
|
15
|
165
|
85
|
123
|
G3/4B
|
1.6
|
10
|
12
|
|
20
|
195
|
85
|
123
|
G1B
|
2.1
|
12
|
14
|