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General| Category | Ultrasonic Water Meter |
|---|---|
| Nominal Diameter | DN15 - DN40 |
| Battery Life | Up to 16 years |
| Protection Class | IP68 |
| Pipe Diameter Range | DN15 - DN40 |
| Measurement Principle | Ultrasonic |
| Communication | LoRaWAN |
| Accuracy | Class 2 |
| Operating Temperature | 0.1°C - 50°C |
| Pressure Rating | PN16 |
| Outputs | Pulse |
| Power Supply | Lithium battery (3.6V) |
Defines the intended use of the ultrasonic water meter for measuring cold and hot water consumption.
Details on the 2-line LCD display for measured volume, flow rate, and operation modes.
Information on the meter's memory for storing hourly, daily, and monthly measured parameters and data logger capacity.
Description of the meter's integrated alarm system, indicated by error codes and transmitted via data telegrams.
Overview of available communication modules and interfaces for data reading and parametrization.
Details on pulse output via optical and wired interfaces for metrology verification and operation.
Details on the meter's internal non-replaceable batteries and their service life, including power battery options.
Information on the dimensions and weight of Qalcosonic W1 water meters for different end connections.
Specifies the enclosure protection class and environmental conditions for meter operation, including temperature and humidity.
Details on the information engraved on the water meter housing, including type designation and serial number.
Procedure for sealing the meter after installation using holes in the meter body and a safety button activation mechanism.
Prerequisites for meter installation, including checking the complete set, visible defects, and configuration.
Verification of factory settings for meter parameters like volume units, display resolution, and internal clock time.
Ensuring correct meter installation direction and checking for air in the system during operation.
Guidelines for meter mounting, pipe alignment, avoiding stress, and recommended installation place selection.
Description of the 2-line LCD display, showing measured volume, flow rate, and special symbols for events.
Explanation of the meter's menu structure in normal mode, including stages like volume, temperature, date, and error codes.
Details on how to view various meter readings such as total volume, direct/reverse flow, temperature, date, and time.
Instructions for viewing meter readings in verification mode, including high resolution volume and flow rate.
Specifics on viewing high-resolution integrated volume and flow rate in test mode, with updated readings.
Explanation of the 4-digit error (status) codes displayed on the LCD and their corresponding meanings.
Procedure for activating and using the Test Mode for meter verification, including optical pulse generation and data display.
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