Suzhou Yueda Valve Co., Ltd.  

Product Name: Lorawan Wireless Digital Prepaid Brass Magnet Stop Valve Control Meter Magnet Water Meter Stucture: Wireless Communicating Work Environment: Wet Water Meter Medium Pressure: General Water Meter Principle: Speed of Water Meter Application: Prepaid Water Meter Nominal Diameter: Dn15-Dn25 Counter Instructions: Analogue Level Measurement: B Medium Temperature: Cold Water Install: Horizontal Communication Mode: Lorawan Certificate: ISO,Ce Trademark: OEM Transport Package: Carton Packaging Specification: Iron, wet, size: 170*90*140mm Origin: China HS Code: 9028201000 Product Description LoRaWAN wireless digital prepaid brass magnet stop valve control meter magnet water meterDescription:The lorawan prepaid Water Meter is a smart water meter based on the LoRaWAN standard communication protocol.It adopts LoRa wireless technology communication, which has the characteristics of long communication distance and convenient networking.It is convenient for remote meter reading and controlling, effectively reducing operator's door-to-door meter reading and improving meter reading efficiency.The water meter adopts electron and mechanical separation structure design, which is free from magnetic interference and ensures accurate measurement. The base meter and the wireless acquisition module can be completely separated and run independently, which is convenient for installation and maintenance.Features:Fully electromechanical separation, easy for maintenance; Mechanical and electrical running separately without interference. easy for maintenance; Far more than RF cards,user-friendly,wireless network planning,handset reading.Function introductionNo.Function nameFunction brief introductionFunction parameter1measurementUsing multiple signal sources combination to calculate technic and software anti-interference technology, can check the true and false of the signal2meter number managementThe only identify number of each meter, can only be modified by specialized machine14decimal numbers:000000000000-9999999999993Meter base number managementIf the water meter has a mechanical counter, the electronic readings and mechanical readings should be consistent.0000.0000cube-9999.9999 cube4Correction timeCorrect anytime without leap year2000year~2100year,Minimum correction to seconds5Reading on assigned daySave measurement data for a specified day6Failure testingAlarm when strong magnetic interference or short-circuited on sampling line7Battery voltage detectionAlarm when the battery voltage reaches the lower limitThe lower limit is based on voltage value, generally lower 0.2~0.4V than battery voltage8remote diagnosisMeter reading,battery voltage,specified day reading,Failures,Valve Status,balance,Magnetic interference statusremote diagnosis available whenever necessaryElectrical technical parametersNo.nameparameterremarksminTypical examplesmaxunit1Main power+2.7+3.6+3.7V2under-voltage point of the battery3.13.4V3Quiescent working current920uA4working current while transmission15mA5Continuous communication intervals6year2.2Ah battery,the remain energy is more than70% after six years6Traffic rate2400bd7Communication distance500mRelated to loaded amount8Normal working temperature-1050ºCNo LCD9Storage temperature-2060ºC10Humidity85%