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7 Advanced Settings
High-function General-purpose Inverter RX2 Series User’s Manual
7-6 Stop Conditions
7
7-6-3 DC Braking for Stopping (Servo Lock Control)
Parameter
Item Parameter Data Description
Default
data
DC braking
selection,
1st-motor
[AF101]
00 Internal DC braking: Disabled
00
01 Internal DC braking: Enabled
02
Internal DC braking: Enabled (The braking oper-
ates only with the set braking frequency.)
Braking type
selection,
1st-motor
[AF102]
01 Enables the speed servo-lock.
00
02 Enables the position servo-lock.
DC braking fre-
quency, 1st-motor
[AF103]
0.00 to
590.00(Hz)
With internal DC braking enabled, DC braking is
started when the output frequency reaches or
becomes less than the frequency set for stop-
ping.
0.50
DC braking delay
time, 1st-motor
[AF104] 0.00 to 5.00(s)
Specifies the delay in starting DC braking while
temporally shutting off the output.
000
DC braking active
time at stop,
1st-motor
[AF106] 0.00 to 60.00(s)
Sets the duration for DC braking. This setting is
valid for the [DB] terminal in edge mode or for
the internal DC braking. When “0.00 second” is
specified, no braking operation will be per-
formed.
0.00
DC braking opera-
tion method
selection,
1st-motor
[AF107]
00 Edge mode (Examples 1-a to 6-a )
01
01 Level mode (Examples 1-b to 6-b )
Input terminal func-
tion
[CA-01] to
[CA-11]
054
Controls with the servo-on mode using the
[SON] terminal.
OFF: Servo lock is disabled.
ON: Servo lock is enabled.
-
Control mode
selection,
1st-motor
[AA121]
08 Sensorless vector control
0009 Zero-speed range sensorless vector control
10 Vector control with sensor
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