
Wireless automatic echometering sensor DUA-1
This sensor is designed for automatic monitoring of static and dynamic liquid level, recording of fall-off and build-up curves, annulus pressure recording.

Functions
This sensor is designed for automatic monitoring of static and dynamic liquid level, recording of fall-off and build-up curves, annulus pressure recording.
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 program the operation and to implement the preset program fully automatically without the presence of a specialist;
- the possibility to operate as part of wellhead monitoring system Siam-Master-mini GSM-1;
- the sensor has a built-in memory;
Specifications
Range of controlled liquid level | from 20 to 3000 (6000) m |
Resolution | 1 m |
Range of measured annulus pressure | from 0 to 100 kgf/cm² |
Pressure resolution | 0.1 kgf/cm² |
Memory capacity | |
- alphanumeric records | 12064 |
- charts | 2605 |
Number of echometer shots in automatic mode* | 1000 |
Battery charging time | 10 hours |
Operating temperature range | from -40 ˚С to +50 ˚С |
Computer data transfer interface | USB |
Weight | 8 kg |
Wireless data transfer interface | Bluetooth |
Explosion proof protection / Ingress Protection Rating | 1 Ex ib IIB T3 Gb X / IP67 |
*Normal climatic conditions, with full charge