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Parameters 175
Const
Bit pointer setting (see
on page
). -
Pointer
30.02
Speed ref safe
Defines the safe speed reference that is used with the
setting of supervision parameters
upon an alarm.
This speed is used when the parameter is set to
-30000 … 30000
rpm
Safe speed reference.
1 = 1 rpm
30.03
Local ctrl loss
Selects how the drive reacts to a control panel or PC tool
communication break.
No
No action taken.
0
Fault
Drive trips on fault LOCAL CTRL LOSS.
1
Spd ref Safe
The drive generates alarm LOCAL CTRL LOSS and sets the
speed to the speed defined by parameter
WARNING!
Make sure that it is safe to continue
operation in case of a communication break.
2
Last speed
The drive generates alarm LOCAL CTRL LOSS and freezes
the speed to the level the drive was operating at. The speed
is determined by the average speed over the previous 10
seconds.
WARNING!
Make sure that it is safe to continue
operation in case of a communication break.
3
30.04
Mot phase loss
Selects how the drive reacts when a motor phase loss is
detected.
No
No action taken.
0
Fault
The drive trips on fault MOTOR PHASE.
1
30.05
Earth fault
Selects how the drive reacts when an earth fault or current
unbalance is detected in the motor or the motor cable.
No
No action taken.
0
Warning
The drive generates alarm EARTH FAULT.
1
Fault
The drive trips on fault EARTH FAULT.
2
30.06
Suppl phs loss
Selects how the drive reacts when a supply phase loss is
detected.
No
No action taken.
0
Fault
The drive trips on fault SUPPLY PHASE.
1
No.
Name/Value
Description
FbEq
Summary of Contents for ACS850-04 series
Page 1: ...ACS850 Firmware Manual ACS850 Standard Control Program...
Page 4: ......
Page 10: ...10 Table of contents...
Page 52: ...52 The ACS850 control panel...
Page 56: ...56 Control locations and operating modes...
Page 80: ...80 Program features...
Page 236: ...236 Parameters...
Page 286: ...286 Fieldbus control...
Page 294: ...294 Control block diagrams...