Siemens SINAMICS S120 System Manual page 241
Hydraulic drive
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Also See for SINAMICS S120:
- Function manual (1094 pages) ,
- Diagnostic manual (947 pages) ,
- Manual (848 pages)
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Flow rate characteristic, with transition point
Valves with a flow characteristic with transition point give the drive greater manipulated
variable resolution in the lower signal range (better machining quality) and, at the same time,
offer sufficient flow rate in the upper range (high rapid traverse velocity).
Figure A-8
Figure A-9
Hydraulic Drive
System Manual, 04/2015, 6SL3097-4BA00-0BP1
Flow rate characteristic with transition point, example 40 % transition
Stepped control spool window in the spool sleeve, example 40 % transition
Appendix
A.3 Hydraulic
241
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