AT&T and T-Mobile has announced the phasing out of it's 3G network

AT&T and T-Mobile are phasing out it's 3G network.  AT&T by February 2022, T-Mobile by end of 2020. 

 

After the phase-out Temperature Guard products with 3G cellular modems purchased before April 2019 will no longer be able to send or receive alarm text messages.

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Affected Models

CM705E

CM712, CM714

How can I find out if my Temperature Guard has a 3G modem installed

Turn the unit off, remove the cover and look at the installed cellular modem.

Please email tech support if you have any questions.  support@temperatureguard.com

  • The modem in the CM705E is located at the top of the board and contains the SIM card

  • Look for the white label

  • If the Model is MTSMC-H5 (see image below), it is a 3G modem

  • Please email us at support@temperatureguard.com to discuss options for replacing the modem.

CM705E

  • The modem in the CM705E is located at the top of the board and contains the SIM card

  • Look for the white label

  • If the Model is MTSMC-H5 (see image below), it is a 3G modem

  • Please email us at support@temperatureguard.com to discuss options for replacing the modem.

CM712, CM714

  • The modem in the CM712/714 is located at the bottom of the board and contains the SIM card

  • Look for the white label

  • If the model is HE910 (see image below), it is a 3G modem

  • Please email us at support@temperatureguard.com to discuss options for replacing the modem.

 
 

Microtechnologies, Inc.
Farmington, CT 06032

Sales & Support
888-248-7103

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