BL20 – ECO GATEWAY FOR PROFIBUS-DP - TURCK USA
BL20 – ECO GATEWAY FOR PROFIBUS-DP - TURCK USA
BL20 – ECO GATEWAY FOR PROFIBUS-DP - TURCK USA
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Acyclic data transfer with system function bocks (SFBs) by Siemens4-9<br />
Acyclic reading with SFB52............................................................................................................4-9<br />
Acyclic writing with SFB53 ...........................................................................................................4-11<br />
5 Guidelines for Station Planning<br />
Module Arrangement ....................................................................................................... 5-2<br />
Random Module Arrangement .......................................................................................................5-2<br />
Complete Planning .........................................................................................................................5-2<br />
Maximum System Extension ............................................................................................ 5-3<br />
Power Supply ................................................................................................................... 5-6<br />
Power Supply to the Gateway ........................................................................................................5-6<br />
Creating Potential Groups ..............................................................................................................5-6<br />
C-Rail (Cross Connection) ..............................................................................................................5-7<br />
Direct Wiring of Relay Modules ......................................................................................................5-9<br />
Protecting the Service Interface on the Gateway .......................................................... 5-10<br />
Plugging and Pulling Electronics Modules ..................................................................... 5-10<br />
Extending an Existing Station ........................................................................................ 5-10<br />
Firmware Download ....................................................................................................... 5-10<br />
6 Guidelines for Electrical Installation<br />
General Notes .................................................................................................................. 6-2<br />
General ...........................................................................................................................................6-2<br />
Cable Routing .................................................................................................................................6-2<br />
Lightning Protection .......................................................................................................................6-3<br />
Transmission Cables ......................................................................................................................6-3<br />
Potential Relationships .................................................................................................... 6-4<br />
General ...........................................................................................................................................6-4<br />
Potential-Free Installation ...............................................................................................................6-4<br />
Electromagnetic Compatibility (EMC) .............................................................................. 6-5<br />
Ensuring Electromagnetic Compatibility.........................................................................................6-5<br />
Grounding of Inactive Metal Components......................................................................................6-5<br />
PE Connection................................................................................................................................6-5<br />
Earth-Free Operation ......................................................................................................................6-5<br />
Protection against high frequency interference signals..................................................................6-6<br />
Mounting Rails................................................................................................................................6-6<br />
EMC Compliant Cabinet Installation...............................................................................................6-7<br />
Shielding of cables........................................................................................................... 6-8<br />
Potential Compensation .................................................................................................................6-8<br />
Switching Inductive Loads............................................................................................................6-10<br />
Protection against Electrostatic Discharge (ESD).........................................................................6-10<br />
7 Integration of Technology Modules in <strong>PROFIBUS</strong>-<strong>DP</strong><br />
D301106 - <strong>BL20</strong>-<strong>ECO</strong> <strong>PROFIBUS</strong>-<strong>DP</strong> 1007 iii
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