Omron V1000 User Manual

6.8 Diagnosing and Resetting Faults
When a fault occurs and the drive stops, follow the instructions below to remove whatever conditions triggered the fault,
then restart the drive.
u
Fault Occurs Simultaneously with Power Loss
WARNING! Electrical Shock Hazard. Ensure there are no short circuits between the main circuit terminals (R/L1, S/L2, and T/L3) or
between the ground and main circuit terminals before restarting the drive. Failure to comply may result in serious injury or death and
will cause damage to equipment.
1.
Turn on the drive input power.
2.
Use monitor parameters U2- to display data on the operating status of the drive just before the fault occurred.
3.
Remove the cause of the fault and reset.
Note: To find out what faults were triggered, check U2-02 (Fault History). Information on drive status when the fault occurred such
as the frequency, current and voltage, can be found in U2-03 through U2-17. Refer to Viewing Fault Trace Data After
Fault on page 252 for information on how to view fault trace data.
Note: When the fault continues to be displayed after cycling power, remove the cause of the fault and reset.
u
If the Drive Still has Power After a Fault Occurs
1.
Look at the LED operator for information on the fault that occurred.
2.
Refer to Fault Displays, Causes, and Possible Solutions on page 230
3.
Reset the fault. Refer to Fault Reset Methods on page 252.
u
Viewing Fault Trace Data After Fault
Step Display/Result
1.
Turn on the drive input power. The first screen
displays.
STOP
2.
Press until the monitor screen is displayed.
STOP
3.
Press to display the parameter setting screen.
4.
Press and > until U2-02 (Fault History) is
displayed.
5.
Press to view most recent fault (here, oC).
6.
Press to view drive status information when fault
occurred.
7.
Parameters U2-03 through U2-17 help determine cause
of fault.
~
u
Fault Reset Methods
After the Fault Occurs Procedure
Fix the cause of the fault, restart the
drive, and reset the fault
Press on the digital operator.
STOP
Resetting via Fault Reset Digital Input
S4
Close then open the fault signal digital input via
terminal S4. S4 is set fault reset as default (H1-04
= 12)
Fault Reset Switch
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
If the above methods do not reset the fault, turn off the drive main power supply. Reapply
power after LED operator display is out.
ON
OFF
2
1
6.8 Diagnosing and Resetting Faults
252
SIEP C710606 20 OYMC AC Drive - V1000 User Manual
7/16/2008-13:23

Omron V1000 Specifications

General

Cooling Method	Fan cooling
Enclosure Rating	IP20
Communication	Modbus RTU
Output Power	0.4-15kW
Output Frequency Range	0 to 400 Hz
Overload Capacity	150% for 60 seconds
Protection Features	Overcurrent, Overvoltage, Undervoltage, Overheating, Short Circuit
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +65°C
Humidity	5 to 95% RH (non-condensing)
Supply Voltage	200-240V AC (3-phase)