Digital Water Level Recorder (DWLR)
Model: OBEL DWLR-01

OBEL DWLR-01 automatic water level recording systems is extensively used for monitoring water level in the ground. Multiple solutions are available ranging from unattended maintenance free monitoring of borehole for use by industry to state wide monitoring of hundreds of boreholes from a central location or multiple locations.

Processor and System
Micro Controller STM 32XX
Architecture ARM Core Cortex M4
Code Memory 128KB
RAM Memory 16KB
Speed 48MHz
Data Memory 32Mbit (2 years @ 1Hr)
Operating Voltage 10.8 TO 13.5 V DC
Operating Current Below 120mA @12V
Quist Current 1mA @12V
Op. Temperature -20 to 60 Degrees
Op. Humidity 0 to 100%
Analog Inputs
Resolutionper Channel 24 bit
Conversion rate 480mSec
Total Number of Inputs 2 Channel
Voltage Input 4-20mA Input
Real Time Clock Inbuilt
Network Dual Band (2G/3G/4G)
Local Communication Wi Fi
Digital Interface Ports  
Rs485 1
Rs232 1
Wifi 1
Firmware Custom made firmware developed inhouse by OBEL
Battery 26 Ah Lithium Battery* Non-rechargeable
  4 Ah Lead Acid w/ 2-watt Solar Panel
System Code Programing connector 10 pin FRC
PC Communication USB
GSM Antenna SMA
Power Supply & Sensors Phoenix Screwfixing connectors
Pressure sensor: Comes with different ranges 10, 20, 25, 50, 70, 100, 150, 200, 300 meters.
  • Easy to install, simple to use and user friendly.
  • Large data storage memory allows data to be monitored for longer time between retrievals
  • Weather resistant housing.
  • Maintenance free system with barometric correction.
  • Data loggers with telemetry allows data to be collected remotely
  • Rain gage and other sensors can also be attached to the datalogger
  • Automated Groundwater monitoring.
  • Ground water, river, Reservoirs level monitoring.
  • Open channel monitoring.
  • Tank level measurement