UNIFREM v.3.41x
10 May 2017
Page 160 from 180
SPECIAL
SETTING [224]
Special functions
setting for the set
switches.
Special source of set switch setting example:
SETTINGS
–
> PAR. SETS
–
> SET SWITCH
–
> Bit1 set source [641]
–
>
special
Then there is the possibility of setting SETTINGS
–
> PAR. SETS
–
>
SET SWITCH
–
> SPECIAL SETTING
–
>
Bit1 set signal [645]
–
>
Signal that is evaluated if the 1
st
bit of the binary switch is active. Either
a numeric or a bit signal can be chosen.
Before switch source setting of the active parameters set, it is necessary to configure the drive in
the SET1 completely, it means that at deactivated set switch conditions. Then copy this setting to
other sets by using commands:
MENU -> SAVE / RESTORE -> Sets copy
Commands to copy parameter sets:
Function
Choice
Description
From set
To set
Set1..Set4
Set1..Set4
Copy of the parameters from set 1..4 to the selected set 1..4.
Confirm by pressing the "Copy"
At the end, it is necessary to configure the active set switch condition. If we want to use for
example only two parameter sets and SET2 should be active on negative speed on the converter
output (weight lowering with a different V/f curve starting voltage) Then the following parameter
values are selected:
Parameter name
ID
Description
Set switching
657
Single
Bit1 set signal
645
SETTINGS
–
> PAR. SETS
–
> SET SWITCH
–
> Bit1 set source [641]
–
>
special
Source of set switch choice:
Status word negated [547]:
SETTINGS
–
> PAR. SETS
–
> SET SWITCH
–
> SPECIAL SETTING
–
> Bit1 set signal [645]
–
>
“
MENU\ DIAGNOSTICS\ Converter state
–
> Status word negated
[547]
“
