4-51 Warning Current High
Range:
Function:
Size
related
*
[ par. 4-50
- par. 16-37
A]
Enter the I
HIGH
value. When the motor
current exceeds this limit, the display
reads
Current High
. The signal outputs
can be programmed to produce a
status signal on terminal 27 or 29 and
on relay output 01 or 02.
4-52 Warning Speed Low
Range:
Function:
Size
related
*
[ 0 - par.
4-53 RPM]
Enter the n
LOW
value. When the motor
speed exceeds this limit, the display
reads
Speed Low
. The signal outputs can
be programmed to produce a status
signal on terminal 27 or 29 and on relay
output 01 or 02.
4-53 Warning Speed High
Range:
Function:
Size
related
*
[ par.
4-52 -
60000
RPM]
Enter the n
HIGH
value. When the motor
speed exceeds this limit, the display reads
Speed High
. The signal outputs can be
programmed to produce a status signal
on terminal 27 or 29 and on relay output
01 or 02. Program the upper signal limit
of the motor speed, n
HIGH
, within the
normal working range of the frequency
converter.
4-54 Warning Reference Low
Range:
Function:
-999999.999
*
[ -999999.999 -
par. 4-55 ]
Enter the lower reference limit.
When the actual reference falls
below this limit, the display
indicates
Ref
LOW
. The signal
outputs can be programmed to
produce a status signal on
terminal 27 or 29 and on relay
output 01 or 02.
4-55 Warning Reference High
Range:
Function:
999999.999
*
[ par. 4-54 -
999999.999 ]
Enter the upper reference limit.
When the actual reference
exceeds this limit, the display
reads Ref High. The signal outputs
can be programmed to produce a
status signal on terminal 27 or 29
and on relay output 01 or 02.
4-56 Warning Feedback Low
Range:
Function:
-999999.999
ReferenceFeed-
backUnit
*
[ -999999.999 -
par. 4-57
ReferenceFeed-
backUnit]
Enter the lower feedback
limit. When the feedback
falls below this limit, the
display reads Feedb Low.
The signal outputs can be
programmed to produce
a status signal on
terminal 27 or 29 and on
relay output 01 or 02.
4-57 Warning Feedback High
Range:
Function:
999999.999
ReferenceFeed-
backUnit
*
[ par. 4-56 -
999999.999
ReferenceFeed-
backUnit]
Enter the upper feedback
limit. When the feedback
exceeds this limit, the
display reads Feedb High.
The signal outputs can be
programmed to produce
a status signal on
terminal 27 or 29 and on
relay output 01 or 02.
4-58 Missing Motor Phase Function
Displays alarm 30, 31 or 32 in the event of a missing motor
phase. It is strongly recommended to enable to avoid motor
damage.
Option: Function:
NOTICE!
This parameter cannot be adjusted while the
motor is running.
[0] Off No alarm is displayed if a missing motor phase occurs.
[1] On
6.5.3 4-6* Speed Bypass
Some systems call for avoiding certain output frequencies
or speeds, due to resonance problems in the system. A
maximum of four frequency or speed ranges can be
avoided.
4-60 Bypass Speed From [RPM]
Array [4]
Range:
Function:
Size related
*
[ 0 - par.
4-13 RPM]
Some systems call for avoiding
certain output speeds due to
resonance problems in the system.
Enter the lower limits of the speeds
to be avoided.
Parameter Descriptions
VLT
®
Compressor Drives CDS 302/CDS 303
60
Danfoss A/S © Rev. 2013-07-03 All rights reserved.
MG34M422
6
6
Summary of Contents for VLT CDS 303
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