LS SV0008iS7-2, Руководство пользователя

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Chapter 7 Checking and Troubleshooting
7-5
Type Description
contact point, No. 4 overload is selected among the functions of
OUT31~33.
Under Load
Set PRT-25 at 1 if an alarm is necessary for an underload situation. As
the output signal, No. 6 Under Load is selected among the functions of
OUT31~33.
Inv Over Load
An alarm is released if time equal to 60% of the level at which the
inverter IOLT functions is accumulated. As the output signal, No. 5 IOL
is selected among the functions of OUT31~33.
Lost
Command
An alarm signal can be released as well when PRT-12 Lost Cmd Mode
is 0. The alarm is released in a certain condition between PRT13~15.
As the output signal, No. 12 Lost Command is selected among the
functions of OUT31~33.
Fan Warning
An alarm is released if a problem is detected with the cooling fan with
PRT-79 FAN Trip Mode set at 1. As the output signal, No.8 Fan
Warning is selected among the functions of OUT31~33.
DB
Warn %ED
An alarm is released if the DB resistance consumption rate is above the
prescribed degree. The detection level is set at PRT-66.
Enc Conn
Check
An alarm is signified if No. 3 Enc Test is selected from BAS-20 Auto
Tuning and no signal is input during the encoder test. Signals are
released if ENC Tune is set among the functions of OUT31~33.
Enc Dir Check
An alarm is signified if No. 3 Enc Test is selected from BAS-20 Auto
Tuning and the setting is wrongly changed between encoder phase A
and B during the encoder test or the rotation direction is reverse.
Signals are released if ENC Dir is set among the functions of
OUT31~33.
Lost Keypad
An alarm is signified if the operating command is keypad or any
problem is detected with the communication between the keypad and
the main body of the inverter in Keypad JOG Mode with PRT-11 Lost
KPD Mode set 0. As the output signal, No. 29 Lost Keypad is selected
among the functions of OUT31~33.
Check Line
PLZ
An alarm is signified if the communication error is detected between
Control CPU and Keypad. It might be occurred from the connection
cable between Control CPU and Keypad.
Fire Mode
When fire function is activated, the alarm signal will occur. If you need
a contact signal ouput, you will select OUT31~33 Fire Mode function.