8. Menu operation
8.1 Enter the Menu
(1) Press and hold the button enter into the set menu (password), as shown in Figure 8-1-1.
(2) Input password“211”.
Remark: For Additel 681 with data logging, Press and hold the button to enter into the data logging menu.
The screen shows (data logging, see more details in 7.9) and (set menu)
Note: if the password is wrong, the menu will return to the previous menu.
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(3) Select pressure sensor power supply type
(4) Select pressure sensor power mode: High / Low
Constant current Constant voltage
High power mode Low power mode