What is the function of the switches on the back of the door of the FLXA402?

Slide switch #1 is to disable HART communications. Turn this switch OFF to ENABLE HART communications. Turn it ON to DISABLE HART communictions. 

Slide switch #2 is not for customer use. DO NOT TURN IT ON. Leave it in the OFF position.

The Push-button is a Reboot Switch but is not for customer use. DO NOT PUSH IT. 

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