22. 
PARAMETERS 
Pr.990 
- 
Pr.997 
Sobcting 
key 
click 
sound 
(p.rm&er 
unlt) 
*This  parameter  is  used 
to 
select  whether 
click  sound  is  output  or not  in  response 
to 
the  key  operation  on the  parameter  unit. 
(Refer 
to 
page 
52). 
-bcctionofth.p.rMrmitd(.plym 
*The  contents  of  monitor  display  of  the 
parameter  unit  can  be  fixed  (or  given 
priority) to  the set frequency. 
(Note 
1) 
Fixed to 
the 
se! 
lrequency. 
(Note 
2) 
Note: 
1. 
Pressing  the  [A] or 
[VI 
key  during  the  operation  frequency  monitor  will  change  the 
display 
to 
the set  lrequency. 
At 
10 
seconds  after  the [A] or [VI key  has  been  released, the  monitor  display  will 
automatically  return 
to 
the operation  lrequency. 
2. 
The  monitor  display  is  given  only  when  the [MONITOR]  key 
is 
pressed. 
It 
the  [WRITE] key  is pressed after reading  the  data set for  Pr.966,dhe  inverter  alarm  is  cleared. 
(Refer 
to 
page 
45) 
Note: 
The  accumulated  values  for  the  electronic  thermal  relay  and  the  retry  count  are  not 
cleared. 
When the data  in Pr.996 is  read, 
"frrdl" 
is  always displayed.  It  blinks  on  and 
off 
when  the  alarm 
is  cleared. 
*setting 
the 
invatw 
It 
is  possible 
to 
reset  the  inverter  using  the  [WRITE] key  after reading  the  data  in  Pr.997 without 
inputting  a  signal 
to 
the 
RES 
terminal or turning  on  and 
off 
the  power.  (Refer  to  page 
48). 
Note: 
In 
this 
reset  operation, 
the 
accumulated  values  lor the  electronic  thermal  relay  and 
the 
retw  count  are  cleared 
0 
When  the  data  in  Pr.997  is  read, 
"rf 
Sf" 
is  always  displayed.  The  display  is  cleared  once  and 
then  the  initial  Screen appears when the  inverter  is  reset. 
- 
93 
-