Device Overview

  • The Relaysense Water sensor measures water consumption by connecting to the impulse counter of a compatible water meter.



Technical Specifications

Product
Relaysense Water
Relaysense Water Sealed
Part
Transmitter without probe
Removable probe
Transmitter with fix probe
Watermeters BONEGA
Transmitter without probe
Model
EOS6-WM
EWC1
EWM3-1
TBD
EWM3-P
Article number
TBD
TBD
TBD
TBD
TBD
Dimensions
45 × 92 × 29 mm (without antenna)
0,5 m cable
65 × 60 × 40 mm (without antenna), 0.5m length of probe

65 × 60 × 40 mm (without antenna)
Weight
150g
10 g
TBD (105 g ?)

92 g
Material
metal and plastic
plastic
plastic

plastic
Protection
IP20
IP20
IP66

IP66
Temperature
-20 to 60 °C
-20 to 60 °C
-20 to 60 °C

-20 to 60 °C
Humidity
< 80 %RH non-condensing
< 80 %RH non-condensing
< 100 %RH

< 100 %RH
Interface
1x probe port (RJ-9), 1x antenna (SMA female)
1x port (RJ-9)
1x antenna (SMA female)

1x non potential pulse input (via the terminals), 1x antenna (SMA female)
Antenna
removable (SMA male)

removable (SMA male)

removable (SMA male)
Power supply
2x exchangeable AA alkaline battery 1,5 V

2× exchangeable AAA alkaline battery 1,5 V

2× exchangeable AAA alkaline battery 1,5 V
Consumption
battery life > 2 years

battery life > 2 years

battery life > 2 years
Radio protocol
proprietary protocol Chirp 433 MHz (868 MHz optionally)

proprietary protocol Chirp 433 MHz (868 MHz optionally)

proprietary protocol Chirp 433 MHz (868 MHz optionally)
Built-in sensors

pulse



Resolution of metering
0,5 L
1 imp
0,5 L

depend on watermeter conversion constant [imp/m3]
Accuracy of metering
1 imp
1 imp
1 imp

1 imp
Range of metering
2^32 impulse counter, >45 ms pulse width

2^32 impulse counter, >45 ms pulse width

2^32 impulse counter, > 1 ms pulse width
Conversion constant




1, 2, 4, 10, 20, 40, 100, 200, 400, 1000 [imp/m3]



Technical Specifications of Bonega Water Meters

Model
3/4''BONEGA-SA/20-130-2,5-B - cold water
type: 1/2'' BONEGA-SA-E15 (110 mm)
Max. pressure
1,6 MPa
1,6 MPa
Max. temperature
30°C
30°C
Nominal diameter
3/4'' (20 mm)
1/2'' (20 mm)
L1 - length (without screwing)
130 mm
110 mm
Assembly positions
horizontal and vertical
horizontal and vertical
Connection type (screwing thread)

B ¾ G
Antimag. resistivity
94 to 130 kA/m (on position)
94 to 130 kA/m (on position)
ISO Class
B (horizontal and vertical position)

Qmax - max. flow
5 m³/h (max. 1h./day)

Qn - nominal flow rate
2,5 m³/h

Qt - continuous flow
200 litres/h.

Measurement starts with
< 30 litres/h.
6-8 litres/h.
Minimal reading
0,05 litre
0,05 litre