Project Description
PROBES
Liquid level
Measuring range: 5m
Resolution : <1mm
Repeatability: ±0.5% PE
Temperature (internal or remote)
Range: -25°C to +70°C
Resolution : 0,6°C
APPLICATIONS
Water level monitoring for buildings, monuments, bridges, engineering structures
Each sensor is autonomous; it doesn’t need another box nor a sending station
SENSOR
IoT, LoRa, LoRaWAN™
High capacity Li-ion cell
13,5cm x 13,5cm x 6cm
Operating temperature: -30°C to +85°C
1 to 3 probes per sensor
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Description
Autonomous sensor with piezometric sensors that can measure small variations in liquid level.
Each sensor is autonomous; it does not need another box or a sending station
Applications
Monitoring in buildings, tunnels or other elements with water presence.
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Sensor characteristics
Data recording
| Local measurement interval | 1 second (via Bluetooth application) |
| Data reporting interval | 30 minutes (configurable) |
| Reported data | Liquid level (1 à 3) |
| Case temperature | |
| Battery voltage |
Liquid level sensor
| Measurement principle | Piezometric |
|---|---|
| Measuring range | 0 … 5m |
| Resolution | ±1mm |
| Repeatability | ±2.5cm (5m cable) |
| Operating temperature | -20 … +80°C |
Temperature sensor inside the housing
| Measuring principle | NTC |
|---|---|
| Measuring range | -55 … +125°C |
| Resolution | 0,6°C (-5 … +50°C) |
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Long distance radio
| Radio technology | LoRaWAN |
|---|---|
| Security | AES-128 data encryption |
| Supported features | LoRa private or operated, OTAA |
| Radio range | Up to 15 km |
| Transmitted power | Up to 20 dBm (adaptive) |
| Receiver sensitivity | -142 dBm |
| Frequency band | 868 MHz (EU), 915MHz (US, AS, AU) |
| Antenna | Internal or external to the housing |
Local radio
| Radio technology | Bluetooth Low Energy |
|---|---|
| Radio range | Up to 40m |
| Transmitted power | Up to 4 dBm |
| Receiver sensitivity | -96 dBm |
| Frequency band | 2.4 GHz ISM |
| Antenna | Internal to the box |
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Power supply
| Battery type | Lithium-Ion | ||||||
|---|---|---|---|---|---|---|---|
| Power consumption | < 1mW | ||||||
| Battery life * |
|
* Indicative durations, for a use in the conditions of use and according to the number of connected sensors, their characteristics and their validation by our research department
Sensor
| Operating temperature | -30 … +85°C |
|---|---|
| Dimension | 135 x 135 x 60 mm |
| Weight | 350g |
| Internal memory | 1024 measurements |
| Case | Polycarbonate (weather, UV and impact resistant) |
| Decompressor against condensation | |
| IP65, IK07 | |
| Fixing brackets |
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Order references
Order references
| APL-01 | piezometer with 1 probe (5m cable length) |
|---|---|
| APL-02 | piezometer with 2 probes (5m cable length) |
| APL-03 | piezometer with 3 probes (5m cable length) |
Other options : contact us
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Warnings
Specifications and information in this document are subject to change without notice.
A3IP products are not warranted or licensed for use as a critical component for medical or other life-saving or life-sustaining applications, or other applications where failure could reasonably be expected to cause serious injury, death, or damage to any structure, work or building.
In addition, devices are indications and decision aids and cannot be used in alarm or critical applications.
Contact
https://www.a3ip.com
contact@a3ip.com
+33 (0)2 40 94 78 41
A3IP
Bâtiment Placel
Route de Vannes
44880 SAUTRON
France
