Omron OMNUC W R88A-NCW152-DRT, Manual

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9 Troubleshooting
9-4
9
* 1. This alarm display appears only within the range of 30 W to 1,000 W.
* 2. These alarms are not reset for the Alarm Reset Command. Eliminate the cause of the alarm
and then turn OFF the power supply to reset the alarms.
* 3. For Servo Drivers with a capacity of 6.0 kW or more, A.40 indicates a main-circuit detection
error alarm. This means that either an overvoltage or a low voltage has occurred at some
stage.
Note OFF: Output transistor is OFF (high). ON: Output transistor is ON (low).
A.E0 OFF ON ON OFF
No DeviceNet Unit *
2
No DeviceNet Unit installed.
A.E1
DeviceNet Unit Timeout *
2
No response from the DeviceNet Unit.
A.E2
WDC Error of DeviceNet
Unit *
2
WDC error in the DeviceNet Unit.
A.E6
DeviceNet Duplicate MAC ID
Error Same node address already exists on the
DeviceNet network.
A.E7
DeviceNet Unit Detection
Error No DeviceNet Unit was detected when the
power was supplied to the W-series Servo
Driver.
A.E8
Rotary Switch Setting Error Unit rotary switch setting error.
A.E9
DeviceNet Busoff Error Fatal communications error has occurred in
DeviceNet communications.
A.EA
Servo Driver System Error *
2
Servo Driver is defective.
A.EB
Servo Driver Initial Access
Error *
2
Initial processing failed.
A.EC
WDC Error of Servo Driver WDC error in the Servo Driver.
A.ED
Command Execution
Incomplete Error Command was interrupted.
A.EE
Option Parameter Error The parameters of the DeviceNet Unit con-
tains abnormalities.
A.F1 OFF ON OFF OFF
Missing Phase Detected One phase in the 3-phase main power supply
is not connected.
CPF00 Not specified
Parameter Unit Transmission
Error Communications not possible between
Parameter Unit (R88A-PR02W) and the
Servo Driver (CPU error).
CPF01
A.- - OFF OFF OFF
ΟΝ
Not an error Normal operation status.
Table 9.1 Alarm Display Table (cont’d)
Alarm
Display
Alarm Code Outputs Servo
Alarm
Output
Alarm Name Description
ALO1 ALO2 ALO3