FA277045
19 July 2022
Issue: ATV61/71 or ATV630/930 command switching.
Product Line:Altivar 61, Altivar 71, Altivar Process
Environment:All serial numbers
Cause:N/A
Resolution:When profile on the ATV61/71 or ATV630/930 VFDs is programmed to Separate or IO profile, the speed reference and the start/stop command can come from different channels.
Command switching allows the VFD to switch between Command Channel 1 and Command Channel 2
The parameter can be accessed if [Profile] (CHCF) = [Separate] (SEP) or [I/O profile] (IO)
[Cmd switching] [ch1 active] (Cd1)
Cd1
[ch1 active] (Cd1): [Cmd channel 1] (Cd1) active (no switching)
Cd2
ch2 active] (Cd2): [Cmd channel 2] (Cd2) active (no switching)
[LI1] (LI1)
to
:
[LI6] (LI6)
[...] (...): See the assignment conditions in Programming manual (not CDOO to CD14).
If the assigned input or bit is at 0, channel [Cmd channel 1] (Cd1) is active.
If the assigned input or bit is at 1, channel [Cmd channel 2] (Cd2) is active.
