Multi-jet STS keypad water meter with plastic body
Multi-jet STS Keypad Prepaid Water Meter
The multi-jet STS keypad prepaid water meter is an STS (Standard Transfer Specification) compliant, keypad-input type, electronic valve controlled prepayment water meter. It is an ideal domestic water meter for revenue collection and consumer management. The base meter has been supplied and proven by millions of service connections for reliable and cost-effective consumption measurement.
Main Features
- Directive 2014/32/EU, OMIL R-49:2013(E)& EN14154 compliant
- Wet dial / dry dial register construction on request
- Magnetic field protection
- Pre-programmable low credit warning
- Recharge by inputting 20 digits TOKEN with keypad
- Brass / plastic meter body on request
- For cold water up to 50℃
- Flexible tariff and debt collection setting
- Over 10 years’ data storage in absence of power
- Non- return valve preventing back-flow
Metrological Parameters
|
DN |
mm |
15 |
20 |
25 |
32 |
40 |
50 |
|
|
Size |
Inch |
1/2” |
3/4” |
1” |
1-1/4” |
1-1/2” |
2” |
|
|
Q4 Overload flow |
m³/h |
3.125 |
5 |
7.875 |
12.5 |
20 |
31.25 |
|
|
Q3 Permanent flow |
m³/h |
2.5 |
4 |
6.3 |
10 |
16 |
25 |
|
|
R80 Q3/Q1 |
Q2 |
m³/h |
0.05 |
0.08 |
0.126 |
0.2 |
0.32 |
0.5 |
|
Q1 |
m³/h |
0.031 |
0.05 |
0.079 |
0.125 |
0.2 |
0.312 |
|
|
R100 Q3/Q1 |
Q2 |
m³/h |
0.04 |
0.064 |
0.1 |
0.16 |
0.256 |
0.4 |
|
Q1 |
m³/h |
0.025 |
0.04 |
0.063 |
0.1 |
0.16 |
0.25 |
|
|
R125 Q3/Q1
|
Q2 |
m³/h |
0.032 |
0.051 |
0.081 |
0.128 |
0.2 |
0.32 |
|
Q1 |
m³/h |
0.02 |
0.032 |
0.05 |
0.08 |
0.128 |
0.2 |
|
|
Max. Pressure |
Bar |
16 |
||||||
|
Pressure loss |
0.63 (as complete unit) |
|||||||
|
Max temperature |
℃ |
50 |
||||||
|
Max reading |
m³ |
99999 |
||||||
|
Max Permissible Error(MPE) |
% |
Q1≦Q≦Q2: MPE = ±5% Q2≦Q≦Q4: MPE = ±2%
|
||||||
|
Size mm DN in |
15 1/2” |
20 3/4” |
25 1” |
32 1-1/4” |
40 1-1/2” |
50 2” |
|
|
Length (L) |
165/190 |
190 |
225/260 |
230/260 |
245/300 |
280/300 |
|
|
Width (W) |
99 |
99 |
103 |
104 |
124 |
125 |
|
|
Height (H) |
104 |
106 |
114 |
117 |
147 |
172 |
|
|
Connecting Thread |
G3/4B |
G1B |
G1-1/4B |
G1-1/2B |
G2B |
G2-1/2B |
Flange ISO7005 |
