Omron NE1A-SCPU01 - 2006 Operation Manual page 117

Standard Slave Function
Note
Serious injury may possibly occur due to loss of required safety functions.
The data attributes handled by standard I/O communications are non-safety data.
The necessary measures for safety data are not taken for this data during data
generation. Therefore, do not use this data to configure the Safety Control
System.
82
For the NE1A-SCPU01-V1, N = 2. For the NE1A-SCPU02, N = 5. The sizes of
the local input status and local input monitor status data can both be specified
in bytes.
!WARNING
Section 4-6