4 Operation
30
Signal Description
LED gives 1 green flash
(measurement data collected)
LED gives 2 short green flashes
(measurement data transmitted)
Send measurement data to the Testo
Cloud (website): press key < 3 sec
Measurement data transmitted
successfully
LED flashes alternately green and red
Firmware update via USB or wireless
4.5 Inserting into/removing from the wall
bracket
- Insert the unlocking tool into the
Push back the locking pin using the unlocking tool.
- Pull the data logger up and out of