STS Keypad Prepaid Water Meter

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STS Keypad Prepaid Water Meter

Features Specification

The SKZS-K 15/20/25 series is an STS (Standard Transfer Specification) compliant, electronic valve controlled, water meter. With SKZS-IC series you are assured of continuously good metrology and revenue protection at the same time.

A clear view is offered through an LCD display sealed in the lid and a sealed metal/glass register that does not fog. The electronic part is sealed away from the water, which makes the meter With our broad range of prepaid system solutions, you can manage SKZS-K series water meter along with your STS prepaid electricity meters.

Main Features:

1. DN15, 20 and 25

2. Perfectly water tight (IP67 above) for all harsh and humid environment

3. Light and easy to handle

4. Prepaid and post-paid mode swappable

5. Low power usage and low failure rate

6. Over 10 years’ data storage in absence of power

7. Prepared for AMR functions with RF, MODBUS, and RS485 (on request)

8. Available with EMC, ESD, EMI approval

Metrological parameters- Directive 2004/22/EC(MID)&EN 14154:2007

Nominal size	Dn	mm		in-line
Nominal size	Dn	mm	15	20	25
			15	20	25
Maximum flow rate	Q4	m³/h	3.125	5.0	7.875
Ratio “R”	Q3/Q1		80	80	80
Permanent l flow rate	Q3		2.5	4.0	6.3
Transitional flow rate	Q2	m³/h	0.05	0.08	0.126
Minimum flow rate	Q1		0.031	0.05	0.0787
Minimum reading		m³		0.0005
Maximum reading		m³		99999
Maximum reading				99999
Maximum Permission Error (MPE)
Q1≦Q≦,Q2 MPE =+ 5%	Q2≦Q≦Q4, MPE= + 2% (For hot water metering, MPE=+ 3%)