New line of Heat-Trace controls

This past July Environmental Technology released its new line of microprocessor-based heat-trace controls, replacing its already successful SST line which has been a trusted industry standard since 2011. The new GPT and FPT heat-trace controls were created with input...

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Why is my supply light flashing?

A flashing supply light indicates a missing or broken High Temperature Limit sensor. This sensor is required to make the APS-C series controller to work.  It is required on all of the APS-C series controllers. The sensor is not polarized and must be connected to pins...

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