# Water Quality Sensors Specifications

URL: https://www.macnman.com/docs/lorawan/sensors-lorawan/water-quality-sensor-v1/specifications
Section: User Manual › Lorawan › Sensors Lorawan › Water Quality Sensor V1

# Product Specifications
## 🧪 Measurement Specifications – MacSync-WQ7

| Parameter                  | Range                         | Accuracy                       | Resolution       |
|---------------------------|-------------------------------|--------------------------------|------------------|
|  Temperature            | 0 – 50 °C                     | ±0.5 °C                        | 0.1 °C           |
|  Dissolved Oxygen (DO)  | 0 – 20 mg/L                   | ±2% F.S., ±0.5 °C              | 0.01 mg/L        |
|  Conductivity            | 0 – 2000 µS/cm                | ±1.5% F.S.                     | 1 µS/cm          |
|  Turbidity              | 0 – 200 NTU / 0 – 1000 NTU    | < 3% F.S.                      | 0.1 NTU          |
|  Salinity               | 0 – 70 PSU                    | ±1.5% F.S.                     | 0.1 PSU          |
|  pH                     | 0 – 14 pH                     | ±0.1 pH                        | 0.01 pH          |
|  ORP (Redox Potential)  | -1500 mV – +1500 mV           | ±6 mV                          | 1 mV             |
|  Ammonia Nitrogen       | 0 – 10 mg/L or 0 – 100 mg/L   | ±5% F.S. or ±13 mg/L (whichever is greater) | 0.01 mg/L (0–10 mg/L) |

## LoRaWAN Wireless Transmission

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
      <tr>
      <td>Technology</td>
      <td>LoRaWAN® ( v1.0.4), Macnman Beam Protocol</td>
    </tr>
    <tr>
      <td>Antenna</td>
      <td>Internal high- efficiency antenna</td>
    </tr>
    <tr>
      <td>Sensitivity</td>
      <td>-137 dBm @ 300 bps</td>
    </tr>
     <tr>
      <td>Tx Power</td>
      <td>`16 dBm @868 MHz` `20 dBm @915 MHz` `19 dBm @470 MHz`</td>
    </tr>
    <tr>
      <td>LoRaWAN Class</td>
      <td>Class A (default), Configurable to Class C via Maya</td>
    </tr>
    <tr>
      <td>Frequency</td>
      <td>`IN865` , `US915` , `EU868` , `AU915` </td>
    </tr>
    <tr>
      <td>Activation Type</td>
      <td>`OTAA`</td>
    </tr>
    
  </tbody>
</table>

## Power Specifications

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>Operating Voltage</td>
      <td>12-24 DC</td>
    </tr>
    <tr>
      <td>Power consumption</td>
      <td> < 0.2 W (Typical) </td>
    </tr>
    <tr>
      <td>Power Input Type</td>
      <td>Terminal (Internal)</td>
    </tr>
     <tr>
      <td>Reverse Protection</td>
      <td>Yes</td>
    </tr>
     <tr>
      <td>Battery Option</td>
      <td>Optional</td>
    </tr>
  </tbody>
</table>

## Physical Characteristics

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>Power Supply</td>
      <td>Inbuilt Battery - 19,000 mAh , Optional Solar Panel</td>
    </tr>
    <tr>
      <td>Operating Temp</td>
      <td>-40°C to +80°C</td>
    </tr>
    <tr>
      <td>Humidity Range</td>
      <td>0% to 100% RH (non-condensing)</td>
    </tr>
    <tr>
      <td>Ingress Protection</td>
      <td>IP65 standard (IP67 optional variant)</td>
    </tr>
    <tr>
      <td>Housing Material</td>
      <td>SS Metal(Sensor) , Glass field Nylon (MacSync)</td>
    </tr>
    <tr>
      <td>Color</td>
      <td>Matte White</td>
    </tr>
    <tr>
      <td>Weight</td>
      <td>~190g (with 19Ah battery)</td>
    </tr>
    <tr>
      <td>Dimensions</td>
      <td>Approx. 153 mm X 62 mm X 43 mm (customizable branding available)</td>
    </tr>
    <tr>
      <td>Mounting Options</td>
      <td>Pole Mounting / Wall Mounting</td>
    </tr>
  </tbody>
</table>

## Operating Conditions

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
  <tr>
      <td>Operating temperature</td>
      <td> - 35 °C , + 60 °C</td>
    </tr>
    <tr>
      <td>Storage temperature</td>
      <td> - 40 °C , + 70 °C</td>
    </tr>
    <tr>
      <td>Relative Humidity</td>
      <td>95% (non-condensing) </td>
    </tr>
    <tr>
      <td>Casing Built</td>
      <td>Suitable for the indoor & outdoor harsh environements</td>
    </tr>
  </tbody>
</table>

## Default Paramters 

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
  <tr>
      <td>Frequency Plan</td>
      <td>IN868</td>
    </tr>
    <tr>
      <td>Adaptive data rate</td>
      <td>On</td>
    </tr>
    <tr>
      <td>Confirmed Uplinks</td>
      <td>Off </td>
    </tr>
    <tr>
      <td>Update Interval</td>
      <td>10 Mins</td>
    </tr>
  </tbody>
</table>

## Certifications

<table className="parameter-table">
  <thead>
    <tr>
      <th>Parameter</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
  <tr>
      <td>Regulatory</td>
      <td>WPC</td>
    </tr>
    <tr>
      <td>Environmental</td>
      <td>RoHS compliant</td>
    </tr>
  </tbody>
</table>

## Related Resources

- Datasheet: [MacSync LWQS X1 LoRaWAN water quality EC sensor datasheet](/product/lorawan/sensors/water-sensors/macsync-l-water-ec-sensor-datasheet)
- Datasheet: [MacSync LWQS X2 LoRaWAN water pH sensor datasheet](/product/lorawan/sensors/water-sensors/macsync-lorawan-water-ph-sensor)
- Start of this manual: [Water Quality Sensors Introduction](/lorawan/sensors-lorawan/water-quality-sensor-v1/macsyncls_introduction)
- Setup shared by all sensors: [Common LoRaWAN sensor settings](/lorawan/sensors-lorawan/common-lorawan-settings/maya_configuration_led_status_common)
- Help: [Contact Macnman support](/help/help)