157
Misoperation prevention and parameter setting restriction
4.17.3 Reverse rotation prevention selection (Pr. 78)
Set this parameter when you want to limit the motor rotation to only one direction.
This parameter is valid for all of the reverse rotation and forward rotation keys of the enclosure surface operation panel and
parameter unit(FR-PU04/FR-PU07), the start signals (STF, STR signals) via external terminals, and the forward and
reverse rotation commands through communication.
4.17.4 Extended parameter display (Pr. 160)
(1) Display of simple mode parameters and extended parameters
(Pr. 160)
When
Pr. 160
= "9999" (initial value), only the simple mode parameters can be displayed on the operation panel and
parameter unit (FR-PU04/FR-PU07). (Refer to the parameter list
, page 52
, for the simple mode parameters.)
When
Pr. 160
= "0", simple mode parameters and extended parameters can be displayed.
This function can prevent reverse rotation fault resulting from the incorrect input of the start signal.
Parameter
Number
Name
Initial
Value
Setting Range
Description
78
Reverse rotation prevention
selection
0
0
Both forward and reverse rotations allowed
1
Reverse rotation disabled
2
Forward rotation disabled
The above parameters can be set when
Pr. 160 Extended function display selection
= "0".
Parameter which can be read from the operation panel and parameter unit can be restricted.
In the default setting, only the simple mode parameters are displayed.
Parameter
Number
Name
Initial
Value
Setting Range
Description
160
Extended function display
selection
9999
9999
Displays only the simple mode parameters
0
Displays simple mode + extended parameters
REMARKS
When RS-485 communication is used to read the parameters with
Pr. 551
PU mode operation command source selection
≠
"2", all
parameters can be read regardless of the
Pr. 160
setting.
Pr. 15 Jog frequency
,
Pr. 16 Jog acceleration/deceleration time
, and
Pr. 991 PU contrast adjustment
are displayed as simple mode
parameter when the parameter unit (FR-PU04/FR-PU07) is fitted.
Parameters referred to
Pr. 15
Jog frequency
Pr. 16
Jog acceleration/deceleration time
Pr. 551 PU mode operation command source selection
Pr. 991
PU contrast adjustment
Summary of Contents for FR-D700 Series
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