COMlog 2 Data Logger

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COMlog provides businesses, assetmanagers and service providerswith a cost-effective way to manageenergy consumption, reduce energycosts and cut carbon emissions.

With more than one hundred thousand dataloggers in operation worldwide, HWM is amarket leader in the design, manufacture andsupply of GSM/GPRS data logging solutionsfor smart metering in water and energy.

Key Features and Benefits

  • Excellent value: Highly cost effective and reliable
  • Accessible data: Near real time data at low cost
  • Flexible alarm modes: High Flow,Low Flow and Profile Alarms
  • Easy software integration: Designed for easy Integrationinto 3rd Party software applications via Datagate API
  • Online data viewing: HWM Online web viewing package
  • Long term monitoring: Typical 5 year battery life
  • Reliable, flexible communications: Range of specialist external antennas available
  • Over the air upgrade/programming: Ensuringfuture compatibility without the cost of a site visit
  • Responsive: Accelerated dial in on alarm


COMlog is compatible with any meter that has a volt-freepulsed output and uses accumulative pulse counting technology to calculate index readings against a known volume.

This innovative logger uses the latest integral GPRStechnology to provide rapid data transmission at low costLow power electronics enable the long battery life to bemaintained even with increased transmission rates.

The replaceable internal batteries will typically power thedevice for over five years when data is transmitted every eighthours.

COMlog is also supplied with an external antenna connectionthat enables the use of a range of specialist antennas to address the most extreme low signal level locations.