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What causes an 'OL9-1600 Not logged in to controller' error in Concept?

Article available in these languages: Russian

Issue
When a connection is attempted using Concept, the above message is returned.

Product line
Concept Programming software

Resolution
This is typically a Modbus timeout error.

  • Verify that the transmit and receive buffers are set to High in the PC's COM1: port parameters.
  • Try to connect to the PLC in ASCII mode at 2400 baud rate.
  • Is the laptop running off a low battery?
  • If the PLC is a Momentum, look for a bent pin.
  • Are Allen Bradley drivers activated?
  • It may be necessary to jumper out the handshaking (DTR/DSR) in the cable. The modified pinouts are included in the attached files.
See attached files for reference.

Schneider Electric Vietnam

Attachment(s)
Compact_momentum_RJ45_to_DB9.zip [35.44 KB]
DB9_To_DB9_Pinout.zip [14.47 KB]
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