SonoMeter 31
SonoMeter 31


SONO31 HE DN65 qp25 300 Ret OMS

Product details

Gross weight 14.21 kg
Net weight 13.5 kg
EAN 5702428966344


Accuracy standard Class 2 to EN1434
Ambient class E2/M1
Ambient humidity [% RH] [Max] 93 % RH
Ambient temperature [°C] [Max] 55 °C
Ambient temperature [°C] [Min] 5 °C
Application Heating
Approval authority MID
Approved meteorological range [°C] [Max] 130 °C
Approved meteorological range [°C] [Min] 5 °C
Battery lifetime [Years] 10 yr
Cable length between calculator and flow sensor [m] 3 m
Connection types Flange
Diameter [mm] 65 mm
Display type LCD
Dynamic range 1:100
Energy unit MWh
Flow measuring principle Ultrasonic
Installation Return
Integrated communication 2 pulse input
Interface module slot 1 Radio OMS 868.95 MHz
IP protection class IP 65
Kvs values [m³/h] 55.9 m³/h
Length [mm] 300 mm
Log storage duration [Month] 36 mo
Media Water quality with pH 7 to 9.5
Media temperature [°C] [Max] 130 °C
Media temperature [°C] [Min] 5 °C
Media temporary overload temperature [°C] 150 °C
Pressure nominal [bar] 25 bar
Product group Energy meters
qi [m³/h] 0.25 m³/h
qp [m³/h] 25 m³/h
qs [m³/h] 50 m³/h
Supply voltage range [V] DC 3.6 V
Supply voltage type battery D-cell
Temperature sensor diameter [mm] 5.2 mm
Temperature sensor length [mm] 3 m
Temperature sensors type Pt 500
Type SonoMeter 31


Spare Parts






Software and firmware to extend functionality