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Home > Security Sensors & Sirens > ZEN55 DC Signal Sensor > ZEN55 DC Signal Sensor Change Log
ZEN55 DC Signal Sensor Change Log
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Here is a list of the changes and updates we made to the ZEN55 DC Signal Sensor so far.

VER. 1.0 (released 4/2023)

Original release.

  • 800 Series Z-Wave chip
  • Pigtail wires for easy installation

Firmware: 1.20

  • Separate reports for smoke and CO alerts

  • Z-Wave Long Range ready

  • SmartStart for easy and secure inclusion

Firmware: 1.30 (released 11/2023 as OTA)

  • Addressed issues with the DC Signal Sensor occasionally showing offline or becoming unresponsive on select platforms.


Your ZEN55 DC Signal Sensor can be updated via OTA firmware updates, you can access all firmware files here once you register your product and create an account here. Questions? Just reach out to our support!

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