IFM SU2020 - Lock; Unlock; Reset the Unit

Ultrasonic flow meter SU2020 SU8020 SU2021 SU8021 SU2621 SU8621
41
10.4.10.1 Parameter setting via unit keys: counting method of the totalisers
u Go to the [EF] > [TOTL] menu.
u Select [FPro1] and set the counting method for totaliser Vol.1.
u Select [FPro2] and set the counting method for totaliser Vol.2.
10.4.10.2 Parameter setting via IO-Link: counting method of the totalisers
u Select [Parameter] > [Totaliser].
u Select [FPro1] and set the counting method for totaliser Vol.1.
u Select [FPro2] and set the counting method for totaliser Vol.2.
10.4.11 Lock / unlock
The unit can be locked electronically to prevent unauthorised setting.
This lock prevents the settings from being changed via the keys on the unit.
Factory setting: not locked.
10.4.11.1 Parameter setting via unit keys: lock / unlock
Lock:
u Make sure that the unit is in the normal operating mode.
u Press [▲] and [▼] simultaneously for 10s until [Loc] is displayed.
Unlock:
u Make sure that the unit is in the normal operating mode.
u Press [▲] and [▼] simultaneously for 10 s until [uLoc] is displayed.
10.4.11.2 Parameter setting via IO-Link: lock / unlock
u Make sure that the unit is in the normal operating mode.
u Call up [Parameters] > [Display Setting].
u Select [Loc] and set the lock.
w Unlocking is possible on the unit.
-or-
u Select [Parameter] > [More settings].
u Select [Device Access Locks. Local Parameterization] and set [Locked] or [Unlocked].
w Unlocking is only possible via IO-Link.
10.4.12 Reset the unit
The unit can be reset in 2 ways:
• [APPL] (application reset): reset of the parameter settings. The following is reset:
– All changed application-specific parameters. See: Available parameters (Ò/20).
If IO-Link data storage is activated, this triggers a parameter update in the master. This writes the
parameters configured in the master to the unit again. An application reset may therefore be
ineffective.
• [BtB] (Back to Box): reset to factory settings. The following is reset: