Siemens CU240B-2 - Page 346

Advanced commissioning
6.8 Safe Torque Off (STO) safety function
Converter with the CU240B-2 and CU240E-2 Control Units
346 Operating Instructions, 01/2016, FW V4.7 SP6, A5E34259001B AC
Documentation of the inverter
The following must be documented for the inverter:
● The results of the acceptance test.
● The settings of the integrated drive safety functions.
The STARTER commissioning tool logs the settings of the integrated drive functions, if
necessary.
Documents for acceptance (Page 346)
The documentation must be signed.
Who may perform the acceptance test of the inverter?
Personnel from the machine manufacturer, who, on account of their technical qualifications
and knowledge of the safety functions, are in a position to perform the acceptance test in the
correct manner are authorized to perform the acceptance testing of the inverter.
Reduced acceptance test after function expansions
A full acceptance test is necessary only after first commissioning. A reduced acceptance test
is sufficient when safety functions are expanded.
Measure
Acceptance test
Acceptance test
Documentation
Functional expansion of the ma-
chine (additional drive).
Yes.
Only check the safety
functions of the new
drive.
• Supplement machine overview
• Supplement inverter data
• Add function table
• Log the new checksums
• Countersignature
Transfer of inverter settings to
other identical machines by means
of series commissioning.
No.
Only check the control
of all of the safety
functions.
• Add machine description
• Check checksums
• Check firmware versions
Documents for acceptance
The STARTER provides you with a number of documents to be regarded as a
recommendation for the acceptance tests of the safety functions.