Sinumerik Alarm 112420 Error during the inch/metric conversion! Check all data!
Definitions:
The switchover of the data for the inch/metric conversion was not completed. This alarm can only appear in the event of hardware defects.
Reactions:
– NC Start disable in this channel.
– Alarm display.
Remedy:
The following data must be checked: Display MD’s:
• MD9655: $MM_CMM_CYC_PECKING_DIST
• MD9656: $MM_CMM_CYC_DRILL_RELEASE_DIST
• MD9658: $MM_CMM_CYC_MIN_COUNT_PO_TO_RAD
• MD9664: $MM_CMM_MAX_INP_FEED_P_MIN
• MD9665: $MM_CMM_MAX_INP_FEED_P_ROT
• MD9666: $MM_CMM_MAX_INP_FEED_P_TOOTH
• MD9670: $MM_CMM_START_RAD_CONTOUR_POCKET
• MD9752: $MM_CMM_MEASURING_DISTANCE
• MD9753: $MM_CMM_MEAS_DIST_MAN
• MD9754: $MM_CMM_MEAS_DIST_TOOL_LENGTH
• MD9755: $MM_CMM_MEAS_DIST_TOOL_RADIUS
• MD9756: $MM_CMM_MEASURING_FEED
• MD9757: $MM_CMM_FEED_WITH_COLL_CTRL
• MD9758: $MM_CMM_POS_FEED_WITH_COLL_CTRL
• MD9759: $MM_CMM_MAX_CIRC_SPEED_ROT_SP
• MD9761: $MM_CMM_MIN_FEED_ROT_SP
• MD9762: $MM_CMM_MEAS_TOL_ROT_SP
• MD9765: $MM_CMM_T_PROBE_DIAM_LENGTH_MEAS
• MD9766: $MM_CMM_T_PROBE_DIAM_RAD_MEAS
• MD9767: $MM_CMM_T_PROBE_DIST_RAD_MEAS
• MD10240: $MN_SCALING_SYSTEM_IS_METRIC
• MD20150 [12]: $MC_GCODE_RESET_VALUES
• Tool data for various cutting edges D: length Z, radius R, wear length radius Z and R.
• Zero offsets: Basic offset position in X, Y, Z , as well as A, C (if available) zero offset.
• Settings in operating mode MANUAL: Retraction plane, safety clearance.
Program Continuation:
Internal
References
- Siemens Diagnostics Guide by Siemens