Aquaread The LeveLine-Mini Water Meter is a water level and temperature measuring sensor that has been specifically designed to reduce your monitoring costs. It is constructed using titanium and features sensitive pressure and temperature sensors.
Aquaread The LeveLine-Mini Water Meter Features
- High-quality titanium body
- Features a Delrin nose cone
- Uses the same Piezoresistive pressure sensor found for highest accuracy
- Impressive accuracy of 0.1% FS
- The sensor can log as fast as 10 times per second
- Cable is hard wired into the sensor, various lengths available to suit every deployment
- SDI-12 / Modbus output as standard
- Sensors come with a 2 year warranty
Aquaread The LeveLine-Mini Water Meter Specifications
General
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Temperature ranges | Operational: -20-80° C (-4-176° F) | Operational: -20-80° C (-4-176° F) | Operational: -20-80° C (-4-176° F) | Operational: -20-80° C (-4-176° F) | Operational: -20-80° C (-4-176° F) |
| Storage: -40-80° C (-40-176° F) | Storage: -40-80° C (-40-176° F) | Storage: -40-80° C (-40-176° F) | Storage: -40-80° C (-40-176° F) | Storage: -40-80° C (-40-176° F) | |
| Compensated: -20-80° C (-4-176° F) | Compensated: -20-80° C (-4-176° F) | Compensated: -20-80° C (-4-176° F) | Compensated: -20-80° C (-4-176° F) | Compensated: -20-80° C (-4-176° F) | |
| Diameter | 22.2mm (0.875 in) | 22.2mm (0.875 in) | 22.2mm (0.875 in) | 22mm | 22mm |
| Length | 186mm (7.32 in) | 186mm (7.32 in) | 87mm (3.43 in) | 260mm | 146mm |
| Weight | 150g (5.3oz) | 160g (5.6oz) | 120g (4.2oz) | 250g | 210g |
| Materials | Titanium body, Delrin nose cone | Stainless Steel body, Delrin nose cone | Stainless Steel body, Delrin nose cone | Titanium body, Delrin nose cone | Titanium body, Delrin nose cone |
| Output options | Modbus/RS485, SDI-12, Aquaread proprietary | Modbus/RS485, SDI-12, Aquaread proprietary | Modbus/RS485, SDI-12, Aquaread proprietary | Modbus/RS485, SDI-12, Aquaread proprietary | Modbus/RS485, SDI-12, Aquaread proprietary |
| Battery type & life | 3.6V lithium; up to 10 years (see note 1) | 3.6V lithium; up to 10 years (see note 1) | N/A | 3.6V lithium; up to 10 years (see note 1) | N/A |
| External power | 6 – 30 VDC | 6 – 30 VDC | 6 – 30 VDC | 6 – 24 VDC | 6 – 24 VDC |
Aquaread The LeveLine-Mini Water Meter Memory
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Size | 8.0 MB | 2.0 MB | N/A | 8.0 MB | N/A |
| Data records | 500 | 150 | N/A | 500 | N/A |
| Log types | Linear, Event & User-Selectable | Linear, Event & User-Selectable | N/A | Linear, Event & User-Selectable Schedule with Future | N/A |
| Schedule with Future Start, Future Stop, | Schedule with Future Start, Future Stop, | Start, Future Stop, Deploy Start and Real Time View | |||
| Deploy Start and Real Time View | Deploy Start and Real Time View | ||||
| Fastest logging rate & Modbus rate | 10 per second | 1 per minute (logging) | 10 per second (Modbus Rate) | 1 per second | 1 per second |
| 5 per second (Modbus) | |||||
| Fastest SDI-12 output rate | 1 per second | 1 per second | 1 per second | 1 per second | 1 per second |
| Real-time clock | Accurate to 1 second/24-hr period (± 6 minutes/year) | Accurate to 1 second/24-hr period (± 6 minutes/year) | N/A | Accurate to 1 second/24-hr period (± 6 minutes/year) | N/A |
Sensor
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Type / Material | Piezoresistive; ceramic | Piezoresistive; ceramic | Piezoresistive; ceramic | Piezoresistive; ceramic | Piezoresistive; ceramic |
| Range (Absolute) | 10.0m (32.8 ft), 20.0m (65.6 ft), 50.0m (164 ft), 100m (326 ft), 200m (656 ft) | 0 to 16.7 psi; 0 to 1.15 bar | 10.0m (32.8 ft), 20.0m (65.6 ft), 50.0m (164 ft), 100m (326 ft), 200m (656 ft) | 10.0M (32.8 ft), 50.0M (164 ft), 20.0M (65.6 ft), 100M (326 ft) | 10.0M (32.8 ft), 50.0M (164 ft), 20.0M (65.6 ft), 100M (326 ft) |
| Range (Gauge) | 10.0m (32.8 ft), 20.0m (65.6 ft), 50.0m (164 ft), 100m (326 ft), 200m (656 ft) | N/A | N/A | 10.0M (32.8 ft), 50.0M (164 ft), 20.0M (65.6 ft), 100M (326 ft) | 10.0M (32.8 ft), 50.0M (164 ft), 20.0M (65.6 ft), 100M (326 ft) |
| Maximum pressure | Max 2x range, Burst 2.5x range | Max 2x range, Burst 2.5x range | Max 2x range, Burst 2.5x range | Max 2x range, Burst 2.5x range | Max 2x range, Burst 2.5x range |
| Accuracy (FS) (see note 3) | ±0.05% FS | ±0.1% FS | ±0.05% FS | ±0.05% FS | ±0.05% FS |
| Accuracy (FS) (See note 2) | ±0.1% FS | ±0.2% FS | ±0.1% FS | ±0.1% FS | ±0.1% FS |
| Resolution | 0.005% FS or 1mm whichever is greater | 0.1mb | 0.005% FS or 1mm whichever is greater | 0.002% FS or 1mm whichever is greater | 0.002% FS or 1mm whichever is greater |
| Units of measure | Pressure: psi, kPa, bar, mbar, mmHg, inHg, cmH2O, inH2O, Level: in, ft, mm, cm, m | Pressure: psi, kPa, bar, mbar, mmHg, inHg, cmH2O, inH2O | Pressure: psi, kPa, bar, mbar, mmHg, inHg, cmH2O, inH2O, Level: in, ft, mm, cm, m | Pressure: mbar (psi, kPa, bar, mbar, mmHg, inHg, cmH2O, inH2O, Level: in, ft, mm, cm and m available in LeveLink | Pressure: mbar (psi, kPa, bar, mbar, mmHg, inHg, cmH2O, inH2O, Level: in, ft, mm, cm and m available in LeveLink |
Electrical Conductivity
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Range | N/A | N/A | N/A | 0 – 200mS/cm (0 – 200,000µS/cm) | 0 – 200mS/cm (0 – 200,000µS/cm) |
| Resolution | N/A | N/A | N/A | 1µS | 1µS |
| Accuracy | N/A | N/A | N/A | ± 1% reading or ±1µS whichever is greater (see note 5) | ± 1% reading or ±1µS whichever is greater (see note 5) |
Salinity (note 4)
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Range | N/A | N/A | N/A | 0 – 70 PSU / 0 – 70 ppt (g/Kg) | 0 – 70 PSU / 0 – 70 ppt (g/Kg) |
| Resolution | N/A | N/A | N/A | 0.01PSU / 0.01 ppt | 0.01PSU / 0.01 ppt |
| Accuracy | N/A | N/A | N/A | ±1% reading or ± 0.1 unit if greater | ±1% reading or ± 0.1 unit if greater |
Temperature Sensor
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Accuracy Resolution | ±0.1° C | ±0.1° C | ±0.1° C | ±0.1° C; 0.01° C | ±0.1° C; 0.01° C |
| 0.01° C | 0.01° C | 0.01° C | |||
| Units of measure | Celsius | Celsius | Celsius | Celsius (fahrenheit available in LeveLink) | Celsius (fahrenheit available in LeveLink) |
Warranty
| LEVELINE – (Abs & Gauge) | LEVELINE – BARO | LEVELINE- MINI | LeveLine-CTD | LeveLine-Mini-CTD | |
| Standard | N/A | N/A | N/A | 2 years | 2 years |
| Extended | N/A | N/A | N/A | Options Available | Options Available |
- Dependent on logging rate.
- Across factory-calibrated pressure range at a constant temperature.
- Across factory-calibrated pressure and temperature ranges.
- Readings calculated from EC and temperature values. 5) At the calibration point at 25°C
Reference : aquaread.com
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