Siemens SINUMERIK 840D sl Function Manual page 493

03.06
Table A-5 General fault analysis
Assumed fault Fault causes
Error has not been Defect in the drive
detected because or control system,
function is not or similar
active
Incorrect safety Incorrect
machine data (MD) information,
operator error, or
similar
Incorrect absolute Incorrect
position of axis or information, axis
spindle mechanically
influenced, or
similar
1) Refer to: Attachment, References, General /1/
Fault control enables easy and cost-effective implementation of the requirements
of Machinery Directive 98/37EC (MDIR column, Appendix 1).
Topics and Chapter headings of MDIR, Appendix 1
1)
1.2.4 Stopping, normal stopping and stopping in an emergency
1)
1.2.5 Mode selector switches
1)
1.2.6 Power supply fault
1)
1.2.7 Control circuit fault
1)
1.3.6 Risks relating to variations in tool speeds
1)
1.3.7 Preventing risks relating to moving parts
1)
1.3.8 Selecting protective equipment against risks relating to moving parts
1)
1.4.2 Special requirements placed on isolating protective equipment
1)
1.4.3 Special requirements placed on non-isolating protective equipment
1)
Refer to: Attachment, References, General /1/
© Siemens AG, 2006. All rights reserved
SINUMERIK 840D sl/SINAMICS S120 SINUMERIK Safety Integrated (FBSI sl) – 03.2006 Edition
Fault control MDIR, Appendix
1)
Time-controlled Chap. 1.2.7
request or
automatic
forced-checking
procedure and
crosswise data
comparison,
initiation of stop
functions
according to Cat. 0
Visual check with Chap. 1.2.7
Accept softkeys,
crosswise data
comparison,
checksum,
initiation of stop
functions
according to Cat.
0/1
User agreement Chap. 1.2.7
after referencing or Chap. 1.3.8
after power-up
Appendix
A.2 Fault analysis tables
Remarks
Forced-checking
procedure must be
supported by the
user depending on
the process
Must be confirmed
using acceptance
test during start-up
The assignment to
machine zero must
be carried-out
during start-up
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