YASKAWA V1000 Series Installation & Start-Up Manual page 234

5.6 Alarm Detection
LED Operator Display
Cause
MEMOBUS/Modbus test has
finished normally.
LED Operator Display
Cause
Pulse input (RP) is disconnected.
Pulse input (RP) wiring is wrong.
Motor brake is engaged.
LED Operator Display
Cause
A motor switch command was entered
during run.
LED Operator Display
Cause
Fault reset was being executed when
a run command was entered.
LED Operator Display
234
YASKAWA TM.V1000.01 V1000 Drive Installation & Start-Up Manual (Preliminary 01-19-07)
MEMOBUS/Modbus Communications Test Mode Complete
PASS
—
This verifies that the test was successful.
PG Disconnect (for Simple V/f with PG)
PGo
Detected when no PG pulses are received for a time longer than the setting in
F1-14.
Reconnect the pulse input (RP).
Correct the wiring.
Ensure the brake releases properly
Motor Switch during Run
rUn
A command to switch motors was entered during run.
Change the operation pattern so that the motor switch
command is entered while the drive is stopped.
Fault Reset when Run Command Entered
rUnC
Fault reset was being executed when a run command was entered.
• Ensure that a run command cannot be entered from the
external terminals or option card during fault reset.
• Turn off the run command.
Undertorque Detection 1
UL3
Drive output current (or torque in OLV) was less than L6-02 for longer than
the time set in L6-03.
Minor Fault Name
Possible Solutions
Minor Fault Name
Possible Solutions
Minor Fault Name
Possible Solutions
Minor Fault Name
Possible Solutions
Minor Fault Name
Minor Fault
Output
(H2- = 10)
None
Minor Fault
Output
(H2- = 10)
YES
YES
YES
Minor Fault
Output
(H2- = 10)
YES
Minor Fault
Output
(H2- = 10)
YES