Key-Lock Function - SMC Networks PF2A7 Series Operation Manual

Key-lock function

This function is used to prevent errors occurring due to unintentional changes of the Set values.
<How to lock>
1. Press the button for 3 seconds or longer in measurement mode. The display will change from
[F_ ] to [d_ ] to [unL]. When [unL] is displayed, release the
2. Press the button to select [Loc], to lock the keys.
3. Key operation is locked by pressing the
: Even when keys are locked, while the
turn.
< How to unlock >
1. Press the button for 3 seconds or longer in measurement mode.
2. Press the button to select [unL], to unlock the keys.
3. Key operation is unlocked by pressing the
button, and returns to measurement mode.
button is pressed, instantaneous flow and accumulated flow can be displayed in
button, and returns to measurement mode.
-30-
button.
No.PF※※-OMO0008-C