Omron NE1A-SCPU01 - 07-2009 Operation Manual page 276

Error History
242
ler Reset Command addressed to the NE1A-series Controller to clear all
or only specified variables to their default settings.
(2) When the error history is read from the Network Configurator, the node
address where the error occurred or the error response value is displayed
as manufacturer-specific ALARM exception detail [7] 0x**.
(3) When the NE1A-series Controller's error history is read from the Network
Configurator, both the error status information and the node address
where the error occurred or the error response value are displayed for
each error history record.
The NE1A-series Controller's error histories are read by the Network Configu-
rator as shown below.
Status information
when an error occurs
With Controllers that support EtherNet/IP, an EtherNet/IP Error History Tab
can be selected in addition to the Error History Tab. This information appears
as follows when read from the Network Configurator.
Section 12-4
The time when an error occurs
(total operating time)
Address of the node where the error
occurred or the error response
1 record in the
error history