ProSoft Technology MVI56-104S - Manual (Page 127)

Reference MVI56-104S ♦ ControlLogix Platform
User Manual IEC 60870-5-104 Server Communication Module
ProSoft Technology, Inc.
Page 127 of 188
November 18, 2009
The following illustration shows how the communication would be performed
between the client and the 104S module.
Client
104S Module
IOA 100
IOA 101, IOA 102
20 secs
20 secs
IOA 100
IOA 100
General Interrogation for Group 2
General Interrogation for Group 1
General Interrogation for Group 2
General Interrogation for Group 1
General Interrogation for Group 1
IOA 101, IOA 102
IOA 101, IOA 102
IOA 103
IOA 103
15 secs
12 secs
12 secs