8.2 Programming Mode Constants
8-39
J Reference Detection: L4
Name
Change
Control Methods
Constant
Number
Display
Description
Setting
Range
Factory
Setting
during
Opera-
tion
V/f
V/f
with
PG
Open
Loop
Vector
Flux
Vector
Page
L4-01
Speed agree detec-
tion level
Effective when “Desired frequen-
cy (ref/setting) agree 1,” “Fre-
quency detection 1,” “Frequency
detection 2,” are set for multi-
0.0 to
0.0
×
B B B B
7-90
Spd Agree Level
function output.
Frequencies to be detected are set
in Hz units.
400.0
.
L4-02
Speed agree detec-
tion width
Effective when “Frequency (ref/
out) agree 1,” “Desired frequency
(ref/setting) agree 1,” “Frequency
detection 1,” “Frequency detec-
”
0.0 to
2.0
×
B B B B
7-90
Spd Agree Width
t
on
are set
or mu
t
-
unct
on
output.
Sets the frequency detection width
in Hz units.
20.0
.
L4-03
Speed Agree detec-
tion level (+/−)
Effective when “Desired frequen-
cy (ref/setting) agree 2,” “Fre-
quency detection 3,” “Frequency
detection 4,” are set for multi-
− 400.0
to
0.0
×
A A A A
7-90
Spd Agree Lvl + −
function output.
Frequency detection width is set
in Hz units.
+ 400.0
.
L4-04
Speed agree detec-
tion width (+/−)
Effective when “Frequency (ref/
out) agree 2,” “Desired frequency
(ref/setting) agree 1,” “Frequency
detection 3,” “Frequency detec-
”
0.0 to
2.0
×
A A A A
7-90
Spd Agree Wdth + −
t
on
are set
or mu
t
-
unct
on
output.
Frequency detection width is set
in Hz units.
20.0
.
L4-05
Operation when fre-
quency reference is
missing
0: Stop (Operation follows the
frequency reference.)
1: Operation at 80% speed con-
tinues. (At 80% of speed be-
fore the frequency reference
0, 1 0
×
A A A A
7-91
Ref Loss Sel
was lost)
:Frequency reference is lost:
Frequency reference dropped
over 90% in 400 ms.
J Fault Restart: L5
Name
Change
Control Methods
Constant
Number
Display
Description
Setting
Range
Factory
Setting
during
Opera-
tion
V/f
V/f
with
PG
Open
Loop
Vector
Flux
Vector
Page
L5-01
Number of auto re-
start attempts
Sets the number of auto restart at-
tempts.
Automaticall
restarts after a fault
0to10 0
×
B B B B
7-93
Num of Restarts
and conducts a speed search from
the run frequency.
L5-02
Auto restart operation
selection
Sets whether a fault contact output
is activated during fault restart.
0: Not output (Fault contact is
0, 1 0
×
B B B B
7-94
Restart Sel
not activated.)
1: Output (Fault contact is acti-
vated.)
,
8