Delta ASDA-A2 Series User Manual page 626

Chapter 10 Troubleshooting
: Overflow warning of absolute position
Potential Cause
The motor traveling
distance is out of the
specified range.
: I/O data transmission error of absolute position
Potential Cause
Timing error
Reading timeout
The wiring is
disconnected.
: Motor type error
Potential Cause
1. Possible an
incremental type
motor is
connected.
2. Possible the
setting value of
P2-69 is not set
to 0.
: Position counter overflow
Potential Cause
Position counter
overflow occurs.
Revision September 2012
Checking Method
Check if the motor turn numbers are
within the range of -32768 to +32767.
Checking Method
1. The digital input, ABSQ cannot be
turned OFF before the digital output,
ABSR is set to be OFF.
2. The digital input, ABSQ cannot be
turned ON before the digital output,
ABSR is set to be ON.
Check if the period of time from
enabling ASBR to be ON to ABSQ kept
high has exceeded 200ms.
Examine if the wiring is disconnected.
Checking Method
1. Examine the connected motor is an
absolute type or an incremental type
motor.
2. Check the setting value of P2-69
Checking Method
If this fault occurs, please contact your
distributor for assistance or contact with
Delta.
Corrective Actions
Execute the homing procedure
again. Please refer to section
12.2.3 to 12.2.4 for
initialization procedure of an
absolute system.
Corrective Actions
Correct the read/write timing
of ABSQ and ABSR.
When ASBR is activated to be
ON, it indicates that the
absolute position data is
ready. The host controller will
read and put the data at ABSD
in 200ms and enable ABSQ to
be ON to inform the servo
drive the bit reading
procedure has been done.
Reconnect the wiring.
Corrective Actions
1. Please choose an absolute
type motor.
2. Please set the setting value
of P2-69 to 0.
Corrective Actions
NMT Maser send "Reset
node" command to its slave or
reset the fault by sending the
control word (0x6040) through
CAN communication (the value
of CANopen object 0x6040
should be reset)
A2
ASDA-
10-31