SATEC SLC500 - Manual (Page 3)

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Table of Contents
1 ABOUT THE COMMUNICATION DRIVER .............................................................4
2 INSTALLATION ..................................................................................................5
2.1 EPROM Installation......................................................................................5
2.2 BASIC Module Port PRT2 Configuration .........................................................5
2.3 Configuring M0-M1 Files and I/O Words Using APS Software...........................5
2.4 Powermeters Communications Settings .........................................................6
2.5 Cable Connections .......................................................................................6
3 GENERAL OPERATION.......................................................................................7
3.1 Interfacing to the BASIC Module ....................................................................7
3.2 Principles of Operation..................................................................................7
4 APPLICATION INFORMATION ............................................................................8
4.1 Acquiring Data From the BASIC Module.........................................................8
4.2 Writing Data to the BASIC Module.................................................................10
4.3 Handshaking Logic.......................................................................................10
4.4 Sample Ladder Program ...............................................................................12
5 TROUBLESHOOTING .........................................................................................13
6 ORDERING INFORMATION .................................................................................15
APPENDIX A DATA SETS.....................................................................................16
APPENDIX B SAMPLE SLC 500 DATA TRANSFER PROGRAM ..............................19
APPENDIX C CABLE DRAWINGS .........................................................................20
C.1 RS-232 Cable Configuration ..........................................................................20
C.2 RS-422 Cable Configuration ..........................................................................21
C.3 RS-485 Cable Configuration ..........................................................................23
4.1.1 General .............................................................................................8
4.1.2 Data Sets #1 and #2...........................................................................8
4.1.3 Data Set #3 .......................................................................................9
4.1.4 Error Reporting...................................................................................9
4.3.1 General .............................................................................................10
4.3.2 Data transfer from the BASIC module to the CPU..................................11
4.3.3 Data transfer from the CPU to the BASIC module..................................11
C.2.1 RS-422 Connection............................................................................21
C.2.2 RS-422 Connection with Surge Voltage Protection................................22
C.3.1 RS-485 Connection............................................................................23
C.3.2 RS-485 Connection with Surge Voltage Protection................................24