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Product Description
SMART STS PREPAID WATER METER
Multi-jet , keypad type smart prepayment water meter with an electronic valve, which is an ideal water meter for revenue collection and consumer management of water utilities . This water meter is built with a keypad and an optional CIU ( customer interface unit) which is placed at the home of consumers. It is complied with STS (Standard Transfer Specification) IEC62055-41,51 and ISO4064.
The communication mode between CIU and the water meter is RF-LORA. Moreover, the smart water meter can be integrated into the AMI/AMR system which could realize remote meter data collection & monitor.FDDCHH
EA FEATURES TURES
FEATURES
v STS (Standard Transfer Specification) IEC62055-41, 51 compliant
v IP68 for all harsh and humid environment
v Prepaid and post-paid exchangeable
v Pre-programmable low credit warning
v with exchangeable battery and up to 10 years' battery life
v Brass / plastic meter body optional
v Non- return valve preventing back-flow
Specification:
Model size |
15mm, 20mm, 25mm |
Measurement range ratio(Q3/Q1) |
R=80,100,160 |
Working temperature |
<50ºC |
Minimum allowable working pressure |
0.03MPa |
Maximum working pressure |
16 Bar |
Maximum pressure loss |
0.6 Bar |
Environment humidity |
≤95% |
Maximum reading |
99999 |
Electromagnetic Compatibility |
E1 |
Error |
Q1≤Q≤Q2, 5%; Q2≤Q4, 2% |
Flow-rate parameter (R=100)
Nominal diameter (mm) |
DN15 1/2" |
DN20 3/4" |
DN25 1" |
Dimension (mm) |
165/190x99x104 |
190x99x106 |
225/260x103x114 |
Connecting Thread |
G3/4B |
G1B |
G1-1/4B |
Permanent flow rate Q3 |
2.5 |
4 |
6.3 |
Minimum flow rate Q1 |
0.025 |
0.04 |
0.063 |
Transitional flow rate Q2 |
0.04 |
0.064 |
0.1 |
Overload flow rate Q4 |
3.13 |
5 |
7.87 |
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