8BBV28581 05/2010
Software enhancements
Since it was first marketed, the Altivar ATV 12 has been equipped with additional functions. Software version V1.1 has now been updated
to V1.2. This documentation relates to version V1.2.
The software version appears on the rating plate attached to the side of the drive.

Enhancements made to version V1.2 in comparison to V1.1

New parameters:
- Sleep threshold Offset SLE. See page 75.
-PI feedback supervision threshold LPI. See page 76.
-PI feedback supervision function time delay tPI. See page 76.
-Maximum frequency detection hysteresis AP0. See page 76.
-PI feedback supervision MPI. See page 76.
-Fallback speed LFF. See page 76.
-Time delay before automatic start for the overload fault FtO. See page 77.
-Time delay before automatic start for the underload fault FtU. See page 78.
-Selecting the operating mode MdE. See page 78.
-Starting frequency of the auxiliary pump FOn. See page 78.
-Time delay before starting the auxiliary pump tOn. See page 78.
-Ramp for reaching the auxiliary pump nominal speed rOn. See page 78.
-Auxiliary pump stopping frequency FOF. See page 78.
-Time delay before the auxiliary pump stop command tOF. See page 79.
-Ramp for auxiliary pump stopping rOF. See page 79.
-Zero flow detection period nFd. See page 79.
-Zero flow detection activation threshold FFd. See page 79.
-Zero flow detection offset LFd. See page 79.
•New menu Pump sub-menu PMP-. See page 77. For pumping applications.
New quick REMOTE/LOCAL configuration switching using the embedded buttons. See page 34.