RQ-30 ADMS Autonomus Discharge Measurement

RQ-30 ADMS Autonomus Discharge Measurement

Get product information here:

Enquire now

Non-contact discharge/ flow measurement for surface running waters, like rivers, streams, channels, canals or open canels. The RQ-30 ADMS is a comfortable all-in-one system with integrated data logger and GPRS/ GSM communication.

  • Free of maintenance
  • No structural measures in water bodies required
  • No system risks at high water
  • Low energy consumption, solar operation possible
  • Detection of flow direction
  • Measuring range from 0,30 to 15 m / s
  • Recognition of hysteresis effects
  • Measurement at points with backflooding possible
  • Detects weeds
  • Measurement in ebb tide / flood affected waters
  • Integrated 2G/ 3G/ 4G communication
  • Integrated data logger
General  
Dimensions: 430 x 422 x 154 mm
Total weight: 19.5 kg
Protection: IP 66
Battery: 24 Ah/ 12 V
Power consumption: standby approx. 3mA; active operation approx. 150mA
Operating temperature: -35 - +60 °C
Miscellaneous: protection against over voltage, reverse power and lightning
Waterlevel measurement  
Measurement range: 0 - 15 m standard version / 0 - 35 m extended version
Accuracy: +/- 0,01 m/s; +/- 1 % FS
Resolution: 1 mm/s
Radar frequency: 26 GHz (K-Band)
Radar opening angle: 10°
Velocity measurement  
Measuring range: 0.10 - 15 m/s (depending on flow conditions)
Accuracy: +/- 0.01 m/s; +/- 1 % FS
Resolution: 1 mm/s
Direction recognition: +/-
Measuring duration: 5 - 240 sec.
Measuring interval: 8 sec. - 5h
Measuring frequency: 24 GHz (K-Band)
Radar opening anlge: 12°
Distance to water surface: 0.50 - 35 m
Minimum swell needed: 3 mm
Data Transmission  
Supported Networks: quad band EGSM 850/ 900/ 1800/ 1900 MHz networks
Transmission power:

class 4 (2 W) with 850/ 900 MHz;

class 1 (1W) with 1800/ 1900 MHz

2G/ 3G/ 4G:

asynchronous, transparent, circuit-switched communication method up to 14.4 kbps;

asynchronous, non-transparent, circuit-switched communication method up to 9.6 kbps

Data transfer:

FTP server or HTTP server: CSV or xHydro format via ftp protocol;

MDS server is a complete solution, including database, station-/ user management and data visualization via web browser.

Data Logger  
Storage: up to 500,000 values
Data readout: remotely
Principle: single point of connection
SMART Sensor: with remote access to the data logger and RQ