TESTO 883 - Setting ɛ-Assist

11 Performing the measurement
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3
Select Substance.
4
Select RTC and set the value.
5
Confirm selection with  or exit the menu with X.
11.5.4 Setting ε-Assist
An additional marker for the ε-assist function is required for this
function. Additional markers for the ε-assist function are available as
accessories.
1
Open the Menu.
2
Select Emissivity (joystick or touchscreen).

Emissivity opens.