Rockwell Automation 1756-L7x GuardLogix 5570 Controllers - Manual (Page 44)

44 Rockwell Automation Publication 1756-UM022A-EN-P - November 2012
Chapter 4 Communicate over Networks
Time-based Safety Network Number
If the time-based format is selected, the SNN value that is generated represents
the date and time at which the number was generated, according to the personal
computer running the configuration software.
Figure 10 - Time-based Format
Manual Safety Network Number
If the manual format is selected, the SNN represents entered values from 1…9999
decimal.
Figure 11 - Manual Entry