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In case if you are not going to replace a lot of devices at a time, you can:
write Write down IDs of old devices and corresponding new devices IDs
After replacement calibrate new sensors via Device Management app
when you are back to the office, open up d.nwave.io console, find old device by ID (main menu: Device Management → Devices
go to a device page
enter corresponding replacement device ID and press button REPLACE
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