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Welcome To Holmium Technologies
D-LOG Series

D-LOG Series

GSM/GPRS/Wi-Fi based data-loggers for centralized remote monitoring solution for various industrial applications i.e. solar plants, solar water pumping, energy management, agricultural weather stations etc.

Product Overview

"Holmium" has developed and manufactured wide series of GSM/GPRS/Wi-Fi based data-loggers for centralized remote monitoring solution for various industrial applications i.e. solar plants, solar water pumping, energy management, agricultural weather stations etc. These data-loggers are used for monitor assets/instruments remotely across pan India.
These are compatible with major available string inverters, Energy meters, VFD, Weather sensors and other industrial instruments, which have RS-485 MODBS RTU/Modbus SUNSPEC/TCP-IP protocol. D-LOG series data-loggers connects assets to could server using internet and provide real time monitoring with all instant and historical data on dynamic and user-friendly dashboard with many features.

Key Features

  • Centralized monitoring across pan India
  • Plug and play solution
  • Remotely upgradable
  • Compatible with different make instruments in singe daisy chain
  • Secured data transfer to server
  • Easy configurable
  • Low power consumption
  • Supports MODBUS RTU / SUNSPEC and TCP / IP protocol
  • Internal storage
  • Optional battery-based power source
  • Rugged and industrial grade

Technical Specification

PARAMETER D-LOG 10x D-LOG 20x D-LOG 30x D-LOG 50x D-LOG 1000
Communication Protocol RTU / SunSpec RTU / SunSpec RTU / SunSpec RTU / SunSpec / TCPIP RTU / SunSpec / TCPIP
Communication Interface RS485 RS485 RS485 RS485 / Ethernet RS485 / Ethernet
No of Device Support Upto 5 Upto 8 Upto 8 Upto 8 20
Network Interface 2G 2G / 4G 2G / 4G 2G / 4G 4G
Analog Input / Digital Input No No Yes Yes Yes
Datasheet Download Download Download Download Download