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VLT Automation VT Drive FC322
Programming Guide
3-86 Check Valve Ramp End Speed [RPM]
Range:
0 [RPM]*
[0 – Motor Speed Low Limit [RPM]] Set the speed in [RPM] below Motor Speed Low Limit where the Check Valve is expected to be closed
3-87 Check Valve Ramp End Speed [Hz]
Range:
0 [Hz]*
[0 – Motor Speed Low Limit [Hz]]
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different from 0 seconds, the Check Valve Ramp Time is effectuated and will be used to ramp down
the speed from Motor Speed Low Limit to the Check Valve End Speed in par. 3-86 or par. 3-87.
Function:
and the Check Valve no longer shall be active.
Function:
Set the speed in [Hz] below Motor Speed Low Limit where the Check Valve Ramp will no longer be
active.
MG.20.W1.22 - VLT is a registered Danfoss trademark
2 Parameter Description
2
61
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