Ontoto Astro
Feature Description

Using this data logger, you will be able to monitor and manage your monitoring bore remotely once the installation has been completed. With simplicity in mind there is only one toggle switch, one SMA aerial connection and one sensor connector visible on the external casing.

  • Satellite connectivity.
  • Sensor data stored in flash memory on board as a backup.
  • Network synchronised utilising universal co-ordinate time (UTC) for all data points.
  • The default configuration has a 4 hour sample interval and weekly reporting frequencies.
  • User customisable with site set up tools via Android and MAC IOS app.
  • Strong and durable casing to protect the internal hardware.

The Ontoto Astro has been designed to comply with the Australian Standards:

  • AS/NZS 3820:2009 for low voltage battery powered devices.
Device Specifications
Product Features
  • Compatible with a range of intelligent digital sensors including water level, pH and pressure.
  • Satellite connectivity via Iridium network.
  • Battery powered device, up to 5 years between battery changes (sleeping current draw of only 2μA).
  • Remotely configurable by the end user via our Android application and our Web Portal.
  • Sampling and reporting frequencies from as little as one minute, to as much as one year.
  • Occupies the available space in standard steel monuments for a simple onsite retrofit.
  • No proprietary software to receive or access the data.
  • Complimentary web portal for device and data management.
  • Sensor Power 5V, 12V
  • SDI-12
  • Designed and made in Australia.
Technical Specifications
  • MODBUS RS485
  • SDI-12
  • Stainless steel and PET casing ensure longevity.
  • Operational temperature range from -20 to 80 degrees C.
  • Dimensions 90mm (W) x 90mm (L) x 95mm (H).
  • Product Weight: 870grams (including batteries)
Battery Specifications

The provided battery pack is comprised of three Lithium-based batteries (ER2500M) in parallel with the following specifications:

  • Voltage: 3.6 V
  • Capacity: 6000 mAH
  • 2500 mA pulse current
  • Long shelf life: less than 1% self-discharge rate at 25°C per year
  • Temperature range: -55°C to +85°C