6.7
Warnings of the positioning functions are displayed in the error environment by pa-
rameter
critical operational condition. Combinations of various warnings can be created in
parameter
by the flashing red LED and the display field WARN of the control unit KP500.
Meaning of code displayed by parameter
A 0000 NO WARNING No warning message present.
A 0002 SW-LIM CW
A 0004 SW-LIM CCW
A 0008 HW-LIM CW
A 0010 HW-LIM CCW
A 0020 CONT
6.8
Diagnosis and monitoring in operation and in the case of error messages is repre-
sented clearly by parameter groups "Actual Values of Frequency Inverter" and "Ac-
tual Values of Machine". In these parameter groups, the operating status and values
can be analyzed.
For the error messages of parameter
"Positioning Error Messages" of positioning function.
In the case of an error message, always perform the following steps:
•
•
•
•
The positioning functionality is very complex. Due to this complexity in combination
with other devices (e.g. PLC), diagnosis must generally be performed across the
whole system.
The following descriptions of anomalous operating behaviours help to find the cause
of failures.
162
162
Positioning Warning Status
Application Warning Status
Create Appl. Warning Mask
Code
The positive SW limit switch was reached during clockwise
operation of the motor (parameter
1145).
The negative SW limit switch was reached during anti-
clockwise operation of the motor (parameter
limit switch
The positive HW limit switch was reached during clockwise
operation of the motor (parameter
switch
The negative HW limit switch was reached during anti-
clockwise operation of the motor (parameter
limit switch
The contouring error monitoring range adjusted with pa-
rameter
Diagnosis and fault clearance
Check wiring and units for damage.
Check if all units (including bus clients, encoders, etc.) are supplied with power
and ready for operation.
If a limit switch is active, the corresponding direction of rotation is disabled.
First, the drive must be moved into the permissible range in opposite direction
(e.g. in JOG mode).
Check if homing was completed and "614 – Homing Done" was signaled.
Application manual Positioning
Application manual Positioning
367 and can be used for an early message of a
626. If a warning is present, this is indicated
Application Warning Status
Warning status
1146).
1138).
1137).
Warning Threshold
1105 was left.
Current Error
367:
Positive SW limit switch
Negative SW
Positive HW limit
Negative HW
259, refer to section
04/08
04/08
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