Danfoss VLT HVAC Drive Instruction Manual page 85

VLT ® HVAC Drive Instruction Manual
Above Speed, high
Out of Feedb. Range
Below Feedback, low
Above Feedback, high
Thermal Warning
Reverse
Bus OK
Torque Limit & Stop
Brake, No Warning
Brake Ready, No Fault
Brake Fault (IGBT)
External Interlock
Control Word Bit 11
Control Word Bit 12
Out of Ref. Range
Below Reference, low
Above Ref. high
Bus ctrl
Bus ctrl, 1 if timeout
Bus ctrl, 0 if timeout
Comparator 0
Comparator 1
Comparator 2
Comparator 3
Comparator 4
Comparator 5
Logic Rule 0
Logic Rule 1
Logic Rule 2
Logic Rule 3
Logic Rule 4
Logic Rule 5
SL Digital Output A
SL Digital Output B
SL Digital Output B
SL Digital Output D
SL Digital Output E
SL Digital Output F
No Alarm
Running Reverse
Local Ref. Active
Remote Ref. Active
Start Cmd. Active
Drive in Hand Mode
Drive in Auto Mode
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MG.11.A4.22 - VLT ® is a registered Danfoss trademark
6. How to program the adjustable frequency
Clock Fault
Prev. Maintenance
No-Flow
Dry Pump
End of Curve
Sleep Mode
Broken Belt
Bypass Valve Control
Cascade Pump1
Cascade Pump2
Cascade Pump3
Fire Mode Active
Fire Mode Coast
Fire Mode Was Active
Alarm, Trip-locked
Bypass Mode Active
Function:
Select options to define the function of the re-
lays.
The selection of each mechanical relay is re-
alized in an array parameter.
6-00 Live Zero Timeout Time
Value:
1 - 99 s
Function:
Enter the Live Zero Timeout time period. Live
Zero Timeout Time is active for analog inputs,
i.e., terminal 53 or terminal 54, and is alloca-
ted to current and used as reference or feed-
back sources. If the reference signal value
associated with the selected current input falls
below 50% of the value set in par. 6-10, par.
6-12, par. 6-20 or par. 6-22 for a time period
longer than the time set in par. 6-00, the func-
tion selected in par. 6-01 will be activated.
6-01 Live Zero Timeout Function
Value:
Off
Freeze output
drive
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10s
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