
Table of contents
Section 1 Introduction.......................................................................3
This manual........................................................................................ 3
Intended audience.............................................................................. 3
Product documentation.......................................................................4
Product documentation set............................................................4
Document revision history............................................................. 5
Related documents........................................................................6
Document symbols and conventions..................................................7
Symbols.........................................................................................7
Document conventions.................................................................. 8
Section 2 SPA application..............................................................11
SPA communication protocol........................................................... 11
Application................................................................................... 11
Setting guidelines........................................................................ 12
Section 3 SPA operation principle..................................................13
Operation principle........................................................................... 13
Introduction of SPA protocol........................................................13
SPA protocol................................................................................13
I/O modules............................................................................ 14
Single command, 16 signals ................................................. 14
Event function EVENT............................................................17
Connection of signals as events.............................................18
Communication ports...................................................................18
Design.............................................................................................. 19
Section 4 SPA settings...................................................................21
Settings.............................................................................................21
Section 5 SPA technical data.........................................................23
Technical data.................................................................................. 23
Section 6 Establishing connection and verifying the SPA/IEC
communication............................................................... 25
Establishing connection and verifying the SPA/IEC
communication ................................................................................ 25
Entering settings..........................................................................25
Entering SPA settings............................................................ 25
Verifying the communication....................................................... 26
Verifying SPA communication................................................ 26
Table of contents
650 series 2.2 IEC 1
Communication protocol manual