Omron NE1A-SCPU01 - 07-2009 Operation Manual page 110

Remote I/O Allocations
Bit
6 Normal Status
OFF: Error
ON: Normal
7 NE1S Status
OFF: Error
ON: Normal
Example: Monitoring NE1A-series Controller Standard I/O Communications Error and Status Flags
from the PLC
First
Controller
connection
mode change
Bit 2
Bit 3
When the NE1A-series Controller is Operating as a Safety Master Only
Communications
established at all
Controller mode
Safety Master
change
connections
Bit 4
Bit 5
d5 error at Safety
Controller
Master
mode change
connection
Bit 4
Bit 5
When the NE1A-series Controller is Operating as a Safety Master and a Safety Slave
76
Content
Indicates the status of the NE1A-series Controller.
This flag will indicate an error when an error indicated in the
error details (10-4-2 Error Information Details) occurs.
Indicates when one of the errors listed in 12-4-2 Error Infor-
mation Details occurs.
Communications
Error
error at first
cleared
connection
• Example: Monitoring NE1A-series Controller Safety I/O Communications
Error and Status Flags from the PLC (when a dA Error Occurs)
Safety Master
communications error
occurs
• Example: Monitoring NE1A-series Controller Safety I/O Communications
Error and Status Flags from the PLC (when d5 and d6 Errors Occur)
Communications
established at Safety
Master connection
d6 error at Safety
where d6 error
Master
occurred.
connection
• Example: Monitoring NE1A-series Controller Safety I/O Communications
Error and Status Flags from the PLC (when a dA Error Occurs)
Description
Communications
Second
error at second
connection
connection only
Error
cleared
Communications
established at all
Safety Master
connections.
Section 4-3
Error
cleared