ABB ACS880 Supplement Manual

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ABB ACS880 Supplement Manual Manual pdf 40 page image

40 Fault tracingWarning messagesFault messagesCode(hex)Warning Cause What to doAE90 I/O bus communication Communication break noticedon I/O bus.Check I/O bus wiring, powering of thenodes and node number settings on theCIO-01 module. Parameters ofparameter group 208 I/O bus diagnosticscan be used to identify the nodes that aretiming out.AE91 Fan lifetime exceeded Warning limit for fan lifetime(parameter 206.08) has beenexceeded.See the auxiliary code for indication ofmodule IDs that contain fans that haveexceeded their lifespan. Auxiliary code isa bit word where bit 0 indicates CIO-01module assigned to node ID 1.Replace the failing fan and reset the fandata via parameter group 207 I/O busservice.AE92 Fan speed Fan speed is under limit(parameter 206.06).Check fan feedback. See parameters206.30…206.33 for individual failing fans.AE93 Fan speed feedbackerrorError in fan speed feedback. See the auxiliary code for node(s) givingfaulty feedback indication for fan(s).Auxiliary code is a bit word where bit 0indicates CIO-01 module assigned tonode ID 1.Check fan feedback. Verify theidentification run results against thetachometer pulse count of the fanfeedback.Code(hex)Fault Cause What to do8E12 Fan speed Fan speed is under limit(parameter 206.07).Check fan feedback. See parameters206.30…206.33 for individual failing fans.8E13 I/O module versionmismatchCommunication services of theCIO-01 module areincompatible with the firmwareversion on the control unit.See the auxiliary code for incompatibleCIO-01 module. Auxiliary code is a bitword where bit 0 indicates CIO-01module assigned to node ID 1.Replace the incompatible CIO-01module.

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