Automatic Meter Reading Unit

Automatic Meter Reading Unit

Automatic Meter Reading (AMR) – is a SANDS smart metering solution that converts your existing meters into smart Electricity meters. There are no changes to hardware or protocol of your existing energy meters. Our Automatic Meter Reading (AMR) solution let you automatically collect consumption, diagnostic and status data from your energy meter and then transfer that data to a cloud server for billing and analysis.

Automatic Meter Reading is an optimized solution, based on different communication interfaces like IR, IrDA, Zigbee 2.4GHz, Sub-GHz 865Mhz , GSM /GPRS Modem MDMAS.


  • Automatic over the air configuration and firmware updates(FOTA).
  • Standalone AMR performance & Automatic profile download at specified intervals.
  • Compatible with various standard existing meters directly interfaced
  • Instantaneous Tampering and Outage alerts.
  • Automatic GPRS connection(no AT commands required)
  • watchdog for reliable Communication
  • Compatible with COSEM / DLMS.
  • Compatible with all standard 2G / 3G / 4G SIM cards


  • 32Mbit for data logging
  • Inbuilt three phase VAC power supply, operates also with single phase.
  • Battery for outage notification (Optional)
  • 50–440 VAC
  • 5W Peak
  • Real time clock
  • HW watchdog
  • Metal casing /ABS casing
  • Diagnostic LEDs: Power, Run, Signal, Network, Meter
  • Temperature ranges: –25 to +75 °C –40 to +85 °C (storage)
  • Humidity 5 to 95 % RH
  • RS232, Female DB9 connector.
  • Speed 1200-115200 bits/sec Default-57600, hardware flow control OFF
  • Store & Forward with FTP / Transparent real time
  • Dial-on-demand & Schedule
  • SANDS MDAS real-time data management system with remote configuration GUI.
  • DLMS / COSEM compatible meter data input.
  • MDAS Compatible with Windows OS
  • 3/1.8VSIM Interface
  • Internal SIM card holder
  • Accepts standard SIM card / Micro
  • Conventional console interface (via serial console).
  • SANDS AMR devices can be remote configured and SW updated from SANDS FTP Server.
  • The AMR modem can also be configured remotely through SMS commands


  • Automatic Meter readings (Electricity, Gas, Water meters)
  • Energy Auditing
  • Power Distribution and automatic load control.
  • IOT Applications.
  • Home automationTariff Switching and automatic load control
  • Tariff Switching and automatic load contol
  • Industrial Automation
  • All Generating, Transmission Substation.& Open Access Consumers.