Modbus & Profibus are both application layer protocols. Modbus works on RS485 & TCP/IP whereas profibus works on only 485 control protocol. A Modbus network can have a master device and 247 slave devices. The profibus network can have a maximum of 126 devices in its network.

Today, more than 23 million of Profibus nodes are installed and more than 1000 plants with PROFIBUS PA technology are running around the world?

 

Now, you know…

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Training for industry automation

Available Hardware lists:

  • Siemens Process Automation Controller CPU410E (Redundant) With complete Redundant ET200M I/O’s, DP/DP Coupler, Y-link Modules and Communication Processors
  • Siemens S7-1500 Controllers
  • Siemens S7-300 Controllers
  • Siemens S7-1200 Controllers
  • Siemens Comfort Panels
  • Siemens Legacy MP Panels
  • Allen-Bradley Legacy SLC500 Controllers
  • Allen-Bradley CompactLogix Controllers
  • Allen Bradley MicroLogix Controllers
  • Danfoss FC Series VFD with Profibus
  • Siemens Sinamics G series VFD with Profibus
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Available training
courses

  • Basic PLC Programming
  • Basic HMI Programming
  • Advance PLC Programming
  • Advance HMI/SCADA Programming
  • Siemens PCS7

Call (032) 517-3800 for Training Availability and Schedule or email us at info@watchdogautomation.com.ph

Alex P. Senagan

Chief Systems Design Engineer

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— Alex Senagan