Parameter listing and descriptions
249
ACH550-01 User's Manual
3011
STALL FREQUENCY
0.5…50 Hz
This parameter sets the frequency value for the Stall function. See the
figure for parameter 3010.
3012
STALL TIME
10…400 s
This parameter sets the time value for the Stall function.
3017
EARTH FAULT
0=DISABLE, 1=ENABLE
Defines the drive response if the drive detects an ground (earth) fault in
the motor or motor cables. See also parameter 3023
WIRING
FAULT
and
3028
EARTH
FAULT
LVL
.
Note
: Disabling earth fault may void the warranty.
0 =
DISABLE
– No response
1 =
ENABLE
– Displays a fault (16,
EARTH
FAULT
) and the drive coasts to
stop.
3018
COMM FAULT FUNC
0…3
Defines the drive response if the fieldbus communication is lost.
0 =
NOT
SEL
– No response
1 =
FAULT
– Displays a fault (28,
SERIAL
1
ERR
) and the drive coasts to
stop.
2 =
CONST
SP
7 – Displays an alarm (2005,
IO
COMM
) and sets the speed
using 1208
CONST
SPEED
7. This “alarm speed” remains active until
the fieldbus writes a new reference value.
3 =
LAST
SPEED
– Displays an alarm (2005,
IO
COMM
) and sets the speed
using the last operating level. This value is the average speed over
the last 10 seconds. This “alarm speed” remains active until the
fieldbus writes a new reference value.
WARNING!
If you select
CONST
SP
7, or
LAST
SPEED
, make sure that
continued operation is safe when the fieldbus communication is lost.
3019
COMM FAULT TIME
0…600.0 s
Sets the communication fault time used with 3018
COMM
FAULT
FUNC
.
• Brief interruptions in the fieldbus communication are not treated as
faults if they are less than the
COMM
FAULT
TIME
value.
3021
AI1 FAULT LIMIT
0…100%
Sets a fault level for analogue input 1. See 3001
AI
<
MIN
FUNCTION
.
3022
AI2 FAULT LIMIT
0…100%
Sets a fault level for analogue input 2. See 3001
AI
<
MIN
FUNCTION
.
Code Description
Range
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