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1. Subject Of The Order. The Subject Of The Order Is: Supply Of Water Meters For Remote Reading With Software. Scope Of The Order: The Subject Of The Order Is The Sale And Delivery Of 300 Pieces Of Water Meters For Remote Reading With Software Compatible With The Gw Max Program. Zapotrzebowanie Dotyczące Średnicy Dn-15 – 50 Sztuk, Dn-20 – 250 Sztuk. Zamawiający Przewiduje Udzielenie Zamówienia W Kolejnych Latach Do Łącznej Sumy 1100 Sztuk Wodomierzy. The Offered Water Meters Must Meet The Following Conditions: 1) They Must Be Brand New (Manufactured No Earlier Than 6 Months Before The Date Of Delivery To The Ordering Party); 2) They Must Have An Individual Factory Number Permanently And Clearly Visible On The Housing; 3) Ultrasonic Dn15 With A Flow Rate Of Q3 = 2.5 M3/H, Length L = 110 Mm, R≥315, External Thread Of The 3/4 Connector For Cold Water, Dn20 With A Flow Rate Of Q3 = 4.0 M3/H, Length L = 130 Mm, R≥315 External Thread Of The 1” Spigot For Cold Water, Or Equivalent, 4) Current Pzh Hygiene Certificate, 5) Compliance Of The Product With The Pn-En 14154, Pn-Iso 4064 Or Equivalent Standard, 6) The Product Must Have An Iso 9001, Iso Certificate 140017) Resistance To External Magnetic Fields, 8) Low Start-Up Threshold,9) Resistant To Pressure Surges,10) Inlet And Outlet Should Be Of The Same Size And Located In The Same Axis, 11) Body Made Of Metal, Bodies Made Of Composite Are Not Allowed,12) Design Of The Measuring Unit To Prevent The Deposition Of Dirt And Scale,13) Connectors Should Be Secured During Delivery,14) Flow Direction Should Be Marked On The Housing With An Arrow, 15) Hermetic Counter Of Ip68 Class Or Equivalent, 16) Maximum Operating Pressure P = 16Bar, 17) Required Operating Temperature T = 50Oc, 18) No Need To Use Straight Sections Before And After The Water Meter, 19) Empty Pipe And Abnormal Temperature Alarm, 20) Battery Powered, Battery Life Min. 16 Years, Ion Battery,21) Radio Module Integrated With The Water Meter,22) Required Communication Protocol Compatible With Wm-Bus And Lorawan23) Offered Water Meters Must Have Data Sheets Containing Such Information As: Water Meter Type, Diameter, Minimum Flow, Nominal Flow, Maximum Flow, Metrological Class, Nominal Pressure, Pressure Losses, Length, Width, Height, Diameter Of Water Meter Connections,24) Offered Water Meters Must Have Valid Atesty Dopuszczające Do Stosowania W Kontakcie Z Wodą Pitną – Na Żądanie Zamawiającego Dostarczyć Po Wyborze Oferty. W Przypadku Liczydeł Z Tworzywa, Wymagany Jest Wskaźnik Próby Ściskania, Niemożliwy Do Nieuprawnionego Zdemontowania Bądź Wymiany. Wskaźnikiem Ściskania Wodomierza Wyposażonego W Liczydło Szklano – Metalowe Jest Widoczny Ślad Na Szkle Liczydła (Np. Pęknięcie). Requirements For Devices For Reading And Configuring Radio Modules: 1) Radio Receiver Permanently Integrated With The Reading Device Or Communicating Via Bluetooth, 2) Power Supply For The Radio Receiver Using A Built-In Battery, 3) Charging Via The Usb C Port, 4) Radio Rece
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