What can cause the ATV61/71 drive not to start and run when LI1 is enabled?
Issue:
ATV61 drive is not starting and running when LI1 is enabled.
Product Line:
ATV61, ATV71
Environment:
All models and serial numbers
Cause:
The motor does not run when LI1 is enabled.
Resolution:
Check that the drive state is RDY TERM REM [top line of display].
Check the following parameters.
1. Menu 1.5 drive is in 2 wire type. [1.5 INPUTS/OUTPUTS CFG], [2/3 wire control]
2. Menu 1.5 drive is in LEL 2 wire control mode. [1.5 INPUTS/OUTPUTS CFG], [2 wire type : Level]
3. Menu 1.6 FR1 is assigned to the correct speed reference [1.6 COMMAND], [Ref. 1 channel : AI1, or AI2, or HMI]
4. Menu 1.6 Profile is SEP and CMD switching is channel 1 active, [1.6 COMMAND], [Profile : separate] [Cmd channel 1 : Terminal mode]
4. Menu 1.2 status IO menu and Logic inputs LI1 is going high when they turn on the logic inputs. [MONITORING], [I/O MAP], [LOGIC INPUT MAP]
5. Check Menu 1.2 verify the drive has a speed reference and that it is not 0. [1.2 MONITORING], [I/O MAP], [ANALOG INPUTS IMAGE]
Check Hardware
1. Reset the logic input terminal on the control terminal board
2. Check Sink/Source switch (SW1) located on the control terminal board
3. Cycle the switch
4. Reset the terminal control board