Automationdirect.com DL06 - Page 27

DL06 Micro PLC User Manual, 3rd Edition, Rev. E
xxii
Table of Contents
Applicable Directives ..................................................................................................J-2
Compliance ................................................................................................................J-2
General Safety ............................................................................................................J-3
Special Installation Manual .........................................................................................J-4
Other Sources of Information .....................................................................................J-4
Basic EMC Installation Guidelines .............................................................................. J-5
Enclosures ..................................................................................................................J-5
Electrostatic Discharge (ESD) ......................................................................................J-5
AC Mains Filters .........................................................................................................J-6
Suppression and Fusing ..............................................................................................J-6
Internal Enclosure Grounding .....................................................................................J-6
Equi–potential Grounding ..........................................................................................J-7
Communications and Shielded Cables .......................................................................J-7
Analog and RS232 Cables ..........................................................................................J-8
Multidrop Cables ........................................................................................................J-8
Shielded Cables within Enclosures ..............................................................................J-8
Analog Modules and RF Interference ..........................................................................J-9
Network Isolation .......................................................................................................J-9
DC Powered Versions .................................................................................................J-9
Items Specific to the DL06 .......................................................................................J-10
Appendix K: Introduction to Serial Communications
Introduction to Serial Communications ..................................................................K–2
Wiring Standards ......................................................................................................K–2
Communications Protocols .......................................................................................K–3
DL06 Port Specifications ...........................................................................................K–5
DL06 Port Pinouts ....................................................................................................K–5
Port Setup Using DirectSOFT 5 or Ladder Logic Instructions ....................................K–6
Port 2 Setup for RLL Using K-Sequence, DirectNET or MODBUS RTU ....................... K–7
K-Sequence Communications .................................................................................K–10
DirectNET Communications ...................................................................................K–10
Step 1: Identify Master Port # and Slave #..............................................................K–10
Step 2: Load Number of Bytes to Transfer ..............................................................K–10
Step 3: Specify Master Memory Area ......................................................................K–11
Step 4: Specify Slave Memory Area ........................................................................K–12
Communications from a Ladder Program ...............................................................K–13
Multiple Read and Write Interlocks ......................................................................... K–13