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Master Meter 3G Mobile AMR

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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
    Fully enclosed meter
  • Meter dial front
    Meter dial front
  • Meter dial back with PCB removed
    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.
    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.
    Side view of antenna and batteries (2) soldered to PCB.
  • Unlabeled IC is MSP430F2370
    Unlabeled IC is MSP430F2370
  • Ruler for dimensions
    Ruler for dimensions
  • RF circuitry on the bottom of PCB, unlabeled IC is TLMW301.
    RF circuitry on the bottom of PCB, unlabeled IC is TLMW301.
  • Can't seem to find a datasheet for this IC
    Can't seem to find a datasheet for this IC
  • The TLMW301 appears to be a relabeled TI (CHIPCON) CC1100
    The TLMW301 appears to be a relabeled TI (CHIPCON) CC1100
  • Logo from bottom left of TLMW301
    Logo from bottom left of TLMW301
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