MA401 Series IoT Ultrasonic Water Meter

Accurate

ü  Wide rangeability

ü  Low start flow

Smart

ü  Ultra-Pocket size

ü  IOT technology over DLMS

ü  Network parameter configuration visualization

ü  Events and alarms

ü  Data reading by immediately, hourly, daily

ü  Upgrade with FOTA

Secure

ü  AES128-GCM with DLMS

ü  Physical security

ü  Hardware Random

Reliable

ü  No moving parts

ü  Touch button

ü  Over 10 years lifetime

ü  Composite material

ü  Insensitive to scale and sand

Main Features
Technical Specifications

General Performance

Medium temperature range

°C

0.1 ... 30

Ambient operating temperature

°C

0.1 ... 70

Ambient storage temperature

°C

-20 ... +70

Nominal pressure

PN bar 16

Power supply

19Ah 3.6 VDC lithium-batteries

Communication

Optical, NBIOT

Data storage

Events and consumption values

Measurement

Class 2, Q3/Q1≥250, DN15/20

IP protection

IP68

 

User Interface

Display indication LCD, 9-digit

Units DN 15 - DN 20 Flow and volume (m3 + 3 digits)

Menu

volume consumption - Water flow rate - Internal RTC Day:YY:MM:DD – Internal RTC Time:HH:MM:SS - Meter number(High order) - Meter number(Low order) –Soft version – Hardware version – Legal version – Status word

 

Communication Overview

Optical

Port baud rate 9600bps

wMBUS

868/915/923, EN13757, Open Metering Standard, optional

Sigfox

RC1/2/4, SigFox IOT network, optional

LoRaWAN

868Mhz, 16dbm, LoRaWAN network, optional

NBIOT

B3/B5/B8/B20/B28

Antenna

Dual Band (Embedded Structure type)

 

Events and Alarms

Overflow detection

>Q3

5 minutes

Leakage detection

Q1

30 minutes

Opening cover detection

Detected

1 second

Absence of water detection

Detected

1 minute

Low battery detection

<18%

3 second

Valve malfunction detection

Detected

1 minute

Water return detection

Detected

1 minute

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