Senlan Hope800 Series Manual page 146

7 Troubleshooting
Inverter underload
AL.ULd
Keypad disconnection
AL.PnL
Analog input drop
AL.Aco
Input phase loss
AL.PLI
Output phase loss
AL.PLo
Communication error Communication timeout
AL.CFE
Parameter saving
AL.EEP
DC link undervoltage
AL.dcL
Comparator 1 output
AL.Co1
Comparator 2 output
AL.Co2
PG disconnected
AL.PGo
Parameter check
AL.PcE
Alarm code
AL.Pdd
Parameter upload failed
AL.UPF
142
Inverter output current is
less than the underload
protection level, and the
detection time is exceeded
Keypad lost or disconnected
(alarm signal is output via
the terminal)
Analog input signal is lower
than the drop threshold
Lack of input phase or
imbalance
phases
Lack of output phase
Failure
failed parameters
DC link voltage is lower
than the threshold
Generated by comparator 1 Check the definition of
protection
Generated by comparator 2 Check the definition of
protection
No PG signal
Improper
error setting
Alarm name
Keypad data Parameters
inconsistent keypad differs from those
in the inverter
Keypad EEP error during
parameter uploading
Refer to above table
Refer to above table
Refer to above table
Refer to above table
among three
Refer to above table
Refer to above table
in writing
It is normal for this alarm
information
displayed when the power
is off
comparator 1 output
comparator 2 output
Refer to above table
parameter
Description
stored in
Check to see:
1. If the keypad is of
2. If the connecting wire is
3. If the interference is too
And retry.
Press
Refer to above table
Press to clear
to
Correct parameter
setting or restore
factory setting. Press
to clear
Remedies
Press to clear
SB-PU70E type;
too long;
great.
to clear
Word 1
Bit 2
Word 1
Bit 4
Word 1
Bit 5
Word 1
Bit 6
Word 1
Bit 7
Word 1
Bit 8
Word
1
Bit 9
be Word 1
Bit 11
Word 1
Bit 12
Word 1
Bit 13
Word 1
Bit 14
Word
2
Bit 1
Alarm
word
Bit
Word
2
Bit 2
Word 2
Bit 3