TESTO 6681 Profibus Instruction Manual page 81

The type, firmware version and serial number of the transmitter are
displayed.
2 Press ESC to return to the Main Menu Ident or read off the type,
firmware version and serial number of the probe using  or  and then
press  or  to return to the Main Menu Ident.
3 Continue to Main Menu Adjustment using  or  or return to
Measuring Mode by pressing ESC.
1.4.6.9 Editing Adjust main menu
A reference value can be entered for both relative humidity (RH) and
temperature (°C/°F) for the 1-point adjustment. Please refer to the description
in chapter 1.3.6.2, page 56.
In addition, the analog outputs can be adjusted. See chapter 1.3.6.4, page 61
for instructions on how to do this.
The 2-point adjustment for the adjustment points 20 %RH and 80
%RH is carried out via the user menu.
For the adjustment points 11.3 %RH and 75.3 %RH, the 2-
point adjustment is carried out via the adjustment buttons or
the P2A software, see chapter 1.3.6.3, page 58 or volume 2,
chapter 3, page 135.
 Enter reference value for 1-point adjustment
Please also refer to chapter 1.3.6.2, page 56.
1 In Measuring Mode, press SET, select Main Menu Adjust using  or 
and confirm selection with SET.
Reference value % RH is displayed.
2 Press SET, edit value: Scroll one digit to the right using , increase
value of digit by 1 using . Confirm with SET or cancel entry with ESC.
3 Continue to Reference value temp with  or .
4 Press SET and Reference value °C is displayed.
Press SET, edit value: Scroll one digit to the right using , increase
5
value of digit by 1 using . Confirm with SET or abort entry with ESC.
Continue to Reference value °F with  or .
6
testo 6681 Profibus
- 1.4 Operation 81