Apator Powogaz JS - Water Meter Marking; Technical Data - Standards and Regulations

Sample JS, JM: water meter marking:
type
temperature class
continuous flow volume
impulse transmitter
alternative connector
Table 3 Values of constant flow volume
Water meter type
Q
3
Size
Length
Thread
[m
3
/h] [mm] [mm]-[”]
1.6 15 110 - G3/4”
2.5* 15 110 - G3/4”
2.5 20 130 - G1”
4 20 130 - G1’’
6.3 25 165 - G1 1/4”
260 - G1 1/4”
10 25 260 - G1 1/4”
10 32 260 - G1 1/2”
16 40 300 - G2’’
*) If the client wishes it, we can make L=115 or L=80, inlet/outlet =
7/8
/
3/4
’’ for L=115
2. Technical data - standards and regulations
Technical data is included in the specification sheets for each type of water meter.
Water meters comply with the following standards and regulations:
1. MID directive 2004/22/EC of 31.03.2004 on measuring instruments.
2. PN-EN-14154 standards harmonised with a directive 2004/22/EC of the European parliament
and the European council of 31 march 2004. MID (Measuring Instruments Directive)
3. PN-ISO 4064 – Measurement of water flow in conduits. Water meters for cold potable water.
4. Ordinance of the Minister of Economy of 18.12.2006 on basic requirements for measurement
instruments, as amended.
5. Ordinance of the Minister of Economy of 07.01.2008 on legally required metrological control of
measurement instruments.
Manufactured water meters may have other installation lengths than the ones provided in PN-EN-
14154 standard. It is so because of specific user needs.
The basic requirements regarding the installation of water meters can be found in standards:
PN-B- 10720 - Water supply systems Installation of water meter sets in water supply systems.
Requirements and testing upon receipt.
PN-EN-14154 – 2 : Installation and operating conditions.