N700 Operating Instructions and Parts Manual
8. Explanation of b-Group
70
Code
Function name
Initial value
Unit
Setting range
Contents
0
Restart until 16th.
b004
Instantaneous power
failure/under-voltage retry time
selection
0 -
1 Restart
freely
Table 8- 3 Retry limitation (b004)
8.3
Operation command selection (b005~b007)
(1) STOP key enable (b005)
①
When the operation command is set by the external terminal, you can set whether the
stop key of an operator is valid or not.
②
Even though the control terminals are selected for the operation command, you can stop
the inverter by using the stop key of an operator, if the stop key of operator is valid.
③
Trip reset function(Clear operation) by the stop key complies with this setting, too.
Code
Function name
Initial value
Unit
Setting range
Contents
0 valid
b005
STOP key enable
0
-
1 Invalid
Table 8- 4 STOP key enable (b005)
(2) Selection on stop (b006)
When the stop function is commanded from the digital operator or the control terminals(Terminal), you
can select the stop after slowing-down according to slowing-down time or the free run stop.
When the DC braking (A081) is selected, DCBR is working during a deceleration stop.
Code
Function name
Initial value
Unit
Setting range
Contents
0 Deceleration
stop
1
FRS(Free run stop)
b006
Stop mode
selection
0 -
2
DCBR(stop after DC Braking)
Table 8- 5 Selection on stop (b006)
(3) FRS selection (b007)
①
This function is variable when use a terminal operation.
②
The restart operation is performed according to the free run stop selection (b007) when
an inverter is restarted during the free-run action.
③
Assign 11(FRS) to an intelligent input terminal.
Code Function name
Initial
value
Unit
Setting
range
Contents
0
0Hz : restart from 0Hz
1
Fmat : restart from frequency detected from
actual speed of the motor
b007 FRS
selection
0
-
2
Speed search at start : start from the
frequency (Max 60Hz) detected from actual
speed of the motor.
This function is only available when the
inverter is restarted over 3 seconds after
stop.
Note) The retry wait time can be set in a code b018.
Table 8- 6 Selection on stop (b006)