MA403 Series IoT Smart Water Meter
Accurate
ü Wide rangeability up to R160
ü Multi–jet velocity
Smart
ü Dual mode communication between WAN and LAN
ü IOT technology over DLMS
ü Prepaid or post pay
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 Touch button
ü Over 10 years lifetime
ü Brass material
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 10 | |
Power supply | 19Ah 3.6 VDC lithium-batteries | |
Communication | Optical, NBIOT/LoRaWAN/Sigfox | |
Data storage | Events and consumption values | |
Measurement | Class 2, Q3/Q1≤160, DN15/20/25 | |
IP protection | IP68 | |
User Interface
Display indication LCD, 9-digit |
Units DN 15 - DN 25 Flow and volume (m3 + 3 digits) |
Menu(user interface) Positive volume consumption - Internal RTC Date - Internal RTC Time – reverse volume consumption – Credit value - Reserve emergency credit and extra time - Current Tariff and Tariff No. - Status word and battery Menu(utility interface) Positive water volume consumption with high precision - Reverse water volume consumption with high precision - Internal RTC date - Internal RTC Time - Legally relevant software version - Air temperature - Hardware version - Software version - Status word and battery voltage |
Communication Overview
Optical | Port baud rate 9600bps |
wMBUS | 868, 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 |
Events and Alarms
Overflow detection | >1.2Qmax | 1 minutes |
Leakage detection | ＞1L/hour | 1 hour |
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 |
Meter reverse detection | Detected | 3 days |