![](/img/sensor/du-1.png)
Wireless manual echometering sensor DU-1
The sensor is designed for prompt liquid level control in producing wells.
![](/img/sensor/du-1.png)
Functions
Generation of acoustic impulses in the annulus, receiving, converting and analysis of echo signal, detection of liquid level and wellhead pressure control.
Features
- a smartphone or Hytera based on OS Android can be used as a wireless controller;
- simple user-friendly interface (the sensor is equipped with battery indicators, diagnostics start by the signal from the controller via wireless interface, all the data is transmitted to the controller wirelessly);
- the wireless range of the sensor allows monitoring measurements on the display of the controller at a distance up to 50 meters from the wellhead;
- the possibility to operate as part of wellhead monitoring system Siam-Master-mini GSM-1;
- the sensor has a built-in lithium cell
Specifications
Range of controlled liquid level | From 20 to 3000 (6000) m |
resolution | 0.03% URL |
Range of measured pressures | From 0 to 100 kgs/cm² |
Pressure resolution | 0.1 kgs/cm² |
Annular sound velocity range | 250-450 m/s |
Battery operating ON-time* | 35 hours |
Battery charging time | 8 hours |
Operating temperature range | from -40 ˚С to +50 ˚С |
Computer data transfer interface | USB |
weight | 2.3 kg |
Wireless data transfer interface | Bluetooth |
Explosion proof protection / Ingress Protection Rating | 1 Ex ib IIB T3 X / IP54 |
*Normal climatic conditions, with full charge