Siemens SINUMERIK 840C Diagnostics Guide

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Siemens AG 2001 All rights reserved 6FC5198–jAB40
1–18
SINUMERIK 840C / SIMODRIVE 611–D (DA)
85 Coupled-motion combination wrong POWER ON
S POWER ON
S Warm restart
S Interlocking of NC START
S Interlocking of Mode Group Ready
S Interlocking of machining
An undefined combination has been input in NC machine data for the coupled axis combination.
Correct machine data and perform a warm restart (see Start-up Guide).
87 Illegal software limit switch POWER ON
S After altering machine data
S Interlocking of NC START
S Interlocking of Mode Group Ready
S Interlocking of machining
An excessively large value has been entered in the NC machine data for the software limit switch. The maximum
traversing range of the individual axes results from the axis-specific position control resolution set and the input
resolution. With alarm 87, the control has automatically entered the maximum permissible value in the appropriate
NC machine data.
Check machine data for software limit switch and where appropriate correct.
Applies up to SW 2 only
88 Interpolation greater than 3D POWER ON
S When executing part programs in AUTOMATIC or MDA
S Interlocking of NC START
S Interlocking of machining
More than 3 axes have been programmed in one block in the part program block of the NC, or the “5D” function is
not active.
S Modify part program
S Do not execute more than 2 programs at once
89 More than two 3D interpolations POWER ON
S When executing part program blocks in AUTOMATIC or MDA
S Interlocking of NC START
S Machining stops
More than 3 axes have been programmed in more than 2 channels in the NC in one program block in each case.
S Modify program
S Do not execute more than 2 programs at once
90 Customer UMS invalid POWER ON
S At POWER ON when UMS bit is set
Interlocking of NC START until alarm is acknowledged.
Standard UMS is loaded.
Customer UMS faulty or >512 KB.
Check customer UMS.
Applies up to SW 2 only
91 ID no. in UMS header faulty POWER ON
S At POWER ON and with activated UMS data
Interlocking of NC START until alarm is acknowledged.
The programmed ID number in the UMS header, which is evaluated by the system software, is incorrect or has
been read incorrectly because the UMS submodules were plugged in incorrectly.
Check WS 800A software version.
Applies up to SW 3 only
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1 Alarms
1.5.1 Alarm description

Siemens SINUMERIK 840C Specifications

General

Brand	Siemens
Model	SINUMERIK 840C
Category	Control Unit
Language	English