User manual

IEC61131 User and Reference Manual
April 22, 2008
575
DNP V3.00
TIME SYNCHRONISATION PARAMETERS
This table describes the worst-case time parameters relating to time synchronization,
as required by DNP Level 2 Certification Procedure section 8.7
PARAMETER
VALUE
Time base drift
+/- 1 minute/month at 25°C
+1 / -3 minutes/month 0 to 50°C
Time base drift over a 10-minute interval
+/- 14 milliseconds at 25°C
+14 / -42 milliseconds 0 to 50°C
Maximum delay measurement error
+/- 100 milliseconds
Maximum internal time reference error when set
from the protocol
+/- 100 milliseconds
Maximum response time
100 milliseconds