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Flanged water meters, DN40-400 IP68/IP65-CE 
Flanged flow meters, DN40-250 IP68/IP65 

 

 

  

 

 

 

 

 

 

 

 

 

 

 

Operating Manual 

 

 

MWN 

Nubis

 

MK 

JS 

Impero

 

MH 

MWN/JS- coupled 

Operating Manual 

WI 

Summary of Contents for JS Impero

Page 1: ...Flanged water meters DN40 400 IP68 IP65 CE Flanged flow meters DN40 250 IP68 IP65 Operating Manual MWN Nubis MK JS Impero MH MWN JS coupled Operating Manual WI ...

Page 2: ...he irrigation flow meter 9 6 Delivery inspection 10 7 Water meter installation requirements 11 8 Irrigation flow meter installation requirements 12 9 Priming with water commissioning and operation of the water flow meter 14 10 Storage and transport 14 11 Troubleshooting 14 12 Safety and environmental requirements 15 13 Pulse output value and installation diagrams for water flow meters 16 14 Dispos...

Page 3: ... Max operating pressure 1 6 MPa 16 bar IP68 hermetic counter new version from 2021 and complete with UTIP connector compatible with induction transmitter modules IP65 hermetic counter compatible with optical transmitter modules MWN JS coupled with spring action valve Cold water min 0 1 C max 50 C Max operating pressure 1 6 MPa 16 bar IP68 hermetic counter new version from 2021 and complete with UT...

Page 4: ...transmitter modules Hot water max 130 C Max operating pressure 1 6 MPa 16 bar NKP IP65 counter compatible with NK transmitter modules NK reed relay pulse transmitter WI Cold water min 0 1 C max 30 C Max operating pressure 1 6 MPa 16 bar IP65 hermetic counter IP68 hermetic counter new version from 2021 and complete with UTIP connector compatible with induction transmitter modules WI NKP Cold water ...

Page 5: ...ition Horizontal H Vertical V H MWN WPH 01 Nubis MWN130 WPH130 01 MWN JS S MK 01 MH 01 JS Impero WI Maximum installation orientation deviation from the vertical 3º Example part designation marking of the MWN WPH 01 Nubis water meter MWN 130 50 NKP Type Temperature Nominal diameter Version with the counter compatible with the NK transmitter module Design version ...

Page 6: ...t flow rate Q3 m3 h 40 25 25 25 50 40 25 25 25 25 50 25 25 65 63 40 40 40 60 40 40 80 100 63 63 63 90 63 63 100 160 100 100 100 135 100 100 125 250 160 160 150 400 250 250 250 250 200 630 400 400 250 1000 630 630 300 1600 1000 400 1000 Maximum instantaneous flow rate in case of fire 2 h Available by special order Master side water meter type Master water meter size nominal diameter Side water mete...

Page 7: ...thods and equipment 10 EN ISO 4064 1 2014 2017 Water meters for cold potable water and hot water Part 1 Metrological and technical requirements 11 EN ISO 4064 2 2014 2017 Water meters for cold potable water and hot water Part 2 Test methods 12 EN ISO 4064 4 2014 2017 Water meters for cold potable water and hot water Part 4 Non metrological requirements not covered in ISO 4064 1 13 EN ISO 4064 5 20...

Page 8: ...f gears drives the pointers and barrels of the water meter which then indicates the measured flow of water The MH 01 water meter comprises a body metering unit and counter mechanism and optionally may feature a fire hydrant standpipe The inlet duct by which the water enters the body is vertical and the outlet duct for the water is horizontal The flow of water passing through the water meter drives...

Page 9: ...e and whether the indications and the volumetric flow measurement values need to be output remotely or not Another criterion for selection of the water meter size is the pressure loss in the system caused by installation of the water meter Select a water meter such that frequent or prolonged flow rates are not within the operating range of the spring action switchover valve The switchover operatin...

Page 10: ...d and that the water flow meter part designation markings are present The following markings are affixed to the counter dial nameplate or body of each water meter Manufacturer s name logo and full address details MID type examination marking Type trademark Serial number Production year The metrological marking comprises the capital letter M and the two last digits of the production year in which t...

Page 11: ...lled due to nearby equipment or to excessively high ambient air temperatures contaminants flooding with water or corrosive agents The installation location temperature must be between 5 C and 55 C Protect the water meter from hydraulic turbulence including cavitation and water rams 7 3 Provide stop valves upstream and downstream of the water meter connections to enable isolation from the water for...

Page 12: ... pump triple the length 3L To avoid an upstream straight section this long a flow vane can be installed upstream of the water meter The turbulence forming downstream of the water meter is generally inconsequential to reading accuracy However if backflows occur then there is a risk of failure of the propeller vane wheel bearings It is recommended to counter this by installing if feasible a short st...

Page 13: ...3L To avoid an upstream straight piping section this long a flow vane can be installed upstream of the irrigation flow meter The downstream straight piping section length for the irrigation flow meter must be L1 3DN 8 5 All connections with the installed irrigation flow meter must be in accordance with good practice Install all seals concentric to the piping bore centreline It is not permitted to ...

Page 14: ...e measurement device periodically verify that the actual operating conditions are within the limits of intended use especially the limits of pressure temperature and flow rate and that the measurement device and or its connections do not leak water 10 Storage and transport The brand new or removed existing water flow meter must be kept with the counter upwards or to the side indoors away from corr...

Page 15: ... a suitable location with firm ground that will not cause a hazard of falling 12 5 The water flow meter components are not harmful to human health or the environment All measurement devices are delivered with hygiene certificates indicating their suitability for use with drinking water 12 6 The applied ingress protection rating of the counters which can be IP65 or IP68 and other design solutions p...

Page 16: ...ld water Hot water Pulse value m3 Pulse value m3 40 0 01 0 01 50 65 80 100 125 0 1 0 1 150 200 250 300 1 1 400 10 13 2 Standard water meter version pulse value for the NO transmitter module Nominal diameter DN mm Pulse value litres 40 50 65 80 100 125 1 150 200 250 10 300 400 105 2632 13 3 Irrigation flow meter pulse value for the NK transmitter module Nominal diameter DN mm Pulse value m3 WI NKP ...

Page 17: ...External GSM module External WM BUS module Faun Invonic H 2 Elf 2 brown green white GND US 5 do 24 VDC NPN OC lS 30 mA I o 0 mA Cable LiYY 3x0 25 mm2 L 2 m US 30 VDC lS max 100 mA Cable YTLY 2x0 14 mm2 L 2 m UO 30 VDC LO 250 mA Cable YTLY 4x0 14 mm2 L 1 45 m Frequency band 868 MHz Protocol Wireless M Bus Power output 10 or 20 mW Operating voltage range 9 2 to 50 VDC In 1 3 mA Cable YTLY 2x0 14 mm2...

Page 18: ...usehold waste If the packaging features plastic parts dispose of them in compliance with the waste plastic disposal requirements 15 Declaration of conformity This product was produced in compliance with all reference standards and regulations prevailing on the date of production The relevant declaration of conformity is appended to each delivered product 16 Your feedback The Operating Manuals for ...

Page 19: ...velopment the manufacturer has the right to modify its products in ways not reflected in the Operating Manuals without altering the primary type characteristics Our Spare Parts Catalogue is available on request 2021 011 I EN Apator Powogaz S A has the right to modify and improve its products without prior notice ...

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