Master Meter 3G Mobile AMR

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MasterMeter3G InstalledUnit.jpeg

DIALOG 3D endpoint containing a RF transceiver used to communicate water consumption data in Automatic Meter Reading (AMR) systems.

FCC ID: NTAXMETER21

User Manual



  • Fully enclosed meter

  • Meter dial front

  • Meter dial back with PCB removed

  • Top of PCB, notice 3 LED's bottom right and sensor used to read water meter position. Reed switch on the top to detect magnetic tampering? Antenna mounted on the right side.

  • Side view of antenna and batteries (2) soldered to PCB.

  • Unlabeled IC is MSP430F2370

  • Ruler for dimensions

  • RF circuitry on the bottom of PCB, unlabeled IC is TLMW301.

  • Can't seem to find a datasheet for this IC

  • The TLMW301 appears to be a relabeled TI (CHIPCON) CC1100

  • Logo from bottom left of TLMW301

  • MasterMeter3G AntennaBack.JPG
  • MasterMeter3G AntennaFront1.JPG
  • MasterMeter3G AntennaFront2.JPG
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