Smart Water Meter
Smart water meters can provide the much-needed water consumption data for urban residents. Using them in combination with the IoT Platform is a big step towards the next generation of smart cities. Councils and facility management are rapidly adopting this new technology.
The IQnexus smart water meter can be retrofitted to your existing water meters to gain the advantages of the Internet of Things (IoT) at a much lower cost.
If you cant find you device in this document, contact us and we can help.
Single Smart Water Meters
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
---|---|---|---|---|---|---|---|---|
GND | Tamper | Direction | Count | VDD (3V) | GND | GND | TXD - to PC | RXD - from PC |
Itron
The i value lets us know what volume it is reading per pulse. For example, KLF : 1 means 1 m3 per pulse for this meter.
Connection
Remove the lid of the box by unscrewing the 4 screws on top
Unscrew the cap of the gland and remove the rubber grommet found inside.
Pass the cap of the gland through the water meter cable and then pass the rubber grommet afterwards.
Pass the cable of the meter through the gland into the inside of the box.
Now that the wires are inside the package they are to be connected to the board through the green connector. Hold down connector buttons to open and release the individual connections. Connect wires according to the figure below.
Brown | Green | Yellow | Grey | Red | Black |
---|---|---|---|---|---|
GND | Tamper | Direction Flag | Count | 3V | GND |
Count logs each pulse from the water meter.
This meter is able to detect forward and reverse flow using the Directional flag.
The tamper wire lets you know if the if the device has been removed or wires cut.
We recommend configuring your device by downlink next.
Sensus
The list of i values based on the water meter model lets us know what volume it is reading per pulse. For example, the DN40-125 model shows i=0.1m3 , this means one pulse corresponds to 100 liters.
Connection
Remove the lid of the box by unscrewing the 4 screws on top
Unscrew the cap of the gland and remove the rubber grommet found inside.
Pass the cap of the gland through the water meter cable and then pass the rubber grommet afterwards.
Pass the cable of the meter through the gland into the inside of the box.
Now that the wires are inside the package they are to be connected to the board through the green connector. Hold down connector buttons to open and release the individual connections. Connect wires according to the figure below.
Brown | White | Yellow | Red | Black |
---|---|---|---|---|
GND | Count | Tamper | 3V | GND |
Count logs each compensated pulse from the water meter.
This meter uses compensated pulses rather than a direction flag.
Compensated means each reverse pulse is balanced by not counting the next forward pulse.The tamper wire lets you know if the if the device has been removed or wires cut.
We recommend configuring your device by downlink next.
Elster V210
Connection
Remove the lid of the box by unscrewing the 4 screws on top
Unscrew the cap of the gland and remove the rubber grommet found inside.
Pass the cap of the gland through the water meter cable and then pass the rubber grommet afterwards.
Pass the cable of the meter through the gland into the inside of the box.
Now that the wires are inside the package they are to be connected to the board through the green connector. Hold down connector buttons to open and release the individual connections. Connect wires according to the figure below.
Brown | White | Yellow | Red | Black (both) |
---|---|---|---|---|
Tamper | Directional Flag | Count | 3V | GND (both) |
Count logs each pulse from the water meter
This meter is able to detect forward and reverse flow using the Directional flag.
The tamper wire lets you know if the battery is low or if the device has been removed or tampered with.
We recommend configuring your device by downlink next.
Sensus MeiTwin 50
Some water flow rates vary enough that double water meters are employed, One that is capable of higher precision and one that is for higher flow rates.
Additionally, in some cases it is beneficial to connect two meters to a SenPulse Double rather than use two SenPulse Single devices.
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
---|---|---|---|---|---|---|---|---|
GND | Tamper | Count 2 | Count 1 | VDD (3V) | GND | GND | TXD - to PC | RXD - from PC |
Sensus meitwin
Connection
Remove the lid of the box by unscrewing the 4 screws on top
Unscrew the cap of the gland and remove the rubber grommet found inside.
Pass the cap of the gland through the water meter cable and then pass the rubber grommet afterwards.
Pass the cable of the meter through the gland into the inside of the box.
Now that the wires are inside the package they are to be connected to the board through the green connector. Hold down connector buttons to open and release the individual connections. Connect wires according to the figure below.
White | Empty | Brown (left ) | Brown (right) | Red | Black |
---|---|---|---|---|---|
GND (left) | Tamper | Count 2 | Count 1 | 3V | GND (right) |
Count 1 logs each pulse from one of the water meters and Count 2 the other meter.
Elster V100
Connection
Remove the lid of the box by unscrewing the 4 screws on top
Unscrew the cap of the gland and remove the rubber grommet found inside.
Pass the cap of the gland through the water meter cable and then pass the rubber grommet afterwards.
Pass the cable of the meter through the gland into the inside of the box.
Now that the wires are inside the package they are to be connected to the board through the green connector. Hold down connector buttons to open and release the individual connections. Connect wires according to the figure below.
Blue/Black | Yellow | Empty | Red | Red | Black |
---|---|---|---|---|---|
GND (Left) | Tamper | Direction | Count 1 | 3.3V | GND (Right) |
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