Example - periodic monitor polling – ProSoft Technology MVI69-101S User Manual

Page 101

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Reference MVI69-101S

♦ CompactLogix or MicroLogix Platform

IEC 60870-5-101 Slave Communication Module

ProSoft Technology, Inc.

Page 101 of 149

March 16, 2009

Example - Periodic Monitor Polling:

If the following point is configured for monitor polling:

[M_ME_NB_1]

#

# Each point is one word and the DB Address value corresponds to the

# word offset into the database.

#

# Default

# Point # DB Address Group(s) Deadband IV DB Bit

# ------- ---------- -------- -------- ---------

START

100 0 80000000 0 0

END

If you configure the periodic polling for 10 seconds (10000 milliseconds) as
follows:

Cyclic data transmission : 10000 #Numb of milliseconds between

#cyclic updates

The following illustration shows the communication procedure for unbalanced
mode:

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