ABB NCSA-01 CS 31 Quick Installation And Start-up Manual

ABB NCSA-01 CS 31 Quick Installation And Start-up Manual Manual pdf 29 page image

NCSA-01 Installation and Start-up Guide7-1Chapter 7 – Fault TracingContents This chapter gives diagnostics information for finding out the rootcauses and corrections to the most common problems with theNCSA-01 module.Installation Problems Verify all the connections of the module. Check that• the CS 31 bus cable is connected correctly to terminal block X2.• 24 V d.c. power is connected to the power connectors.• the fibre cables between the drive and the NCSA-01 are correctlyconnected, so that the fibre cable connector colours match the driveand module connector colours.Drive Setup ProblemsPLC ProgrammingProblemsConsult the documentation of the CS 31 master.Problem RemedyThe fieldbus parameters are notvisible on the drive control panel.Activate the fieldbus moduleaccording to the instructions in thedrive manuals.Drive parameters can be read, butcontrol commands (Start/Stop,Reference, etc.) do not work.Check that the drive has thefieldbus adapter selected as thesource of these commands (seethe drive manuals).