70
PPO TYPE SUPPORT SPECIFICATION
7.8.3
Torque bias selection (Pr.840) (only for the FR-A800 series)
Under speed control under vector control, setting
Pr.840 Torque bias selection
= "24 or 25" enables torque bias setting via
PROFIBUS communication.
Pr.
Name
Initial
value
Setting
range
Description
840
Torque bias selection
9999
0
Set the torque bias amount using contact signals (X42, X43) in
Pr.841 to
Pr.843
.
1
Set the torque bias amount using terminal 1 in any of
C16 to C19
.
(When the squirrel cage rises during forward motor rotation.)
2
Set the torque bias amount using terminal 1 in any of
C16 to C19
.
(When the squirrel cage rises during reverse motor rotation.)
3
The torque bias amount using terminal 1 can be set automatically in
C16 to
C19
and
Pr.846
according to the load.
24
Torque bias command in the PROFIBUS buffer memory REF1 to REF7
Setting range: 600 to 1400 (-400% to 400%)
25
Torque bias command in the PROFIBUS buffer memory REF1 to REF7
Setting range: -32768 to 32767 (-327.68% to 327.67%)
9999
No torque bias, rated torque 100%
Summary of Contents for FR-A8NP
Page 7: ...6 MEMO ...
