Instruction manual

Function list (Extended function parameters)
72
Additional functions
852
Encoder rotation
direction
Set the rotation direction of the encoder.
1
{{{
854 Excitation ratio
Set the excitation ratio under no load.
0 to 100%
100%
{{{
859 Torque current
Use for utilization of the tuning data or direct input. 9999
{{{
862 Notch filter frequency
You can use the mechanical resonance speed to make this setting to reduce the
response level of the mechanical resonance frequency band, avoiding mechanical
resonance.
0 to 31
0
{
×
{
863 Notch filter depth
Set the depth at which the gain of the mechanical resonance frequency set in Pr. 862 is
lowered.
0 to 3
0
{
×
{
864 Torque detection
You can make setting to output a signal if the motor torque exceeds the predetermined
value.
0 to 400%
150%
{{{
865 Low speed detection
You can make setting to output a signal if the speed has fallen to or below the preset
low speed.
0 to 3600r/min
45r/min
{{{
866
Torque monitoring
reference
Set the reference for the motor torque or load meter torque monitoring output (DA1 or
other analog output).
0 to 400%
150%
{{{
867 DA1 output filter
Set the primary delay filter for the DA1 analog output.
0 to 5s
0.05s
{{{
Terminal assignment functions
868
Terminal 1 function
selection
You can change the setting of the multi-function analog terminal (terminal 1).
0
{{{
Protective functions
870 Speed deviation level
If the difference between speed command value and speed exceeds the setting of the
speed deviation level (Pr. 870) for longer than the setting of the speed deviation time
(Pr. 871), speed deviation excessive "E.OSD" is displayed and the motor stops.
0 to 1500r/min, 9999
0 to 100s
9999
{
××
871 Speed deviation time
12s
{
××
873 Speed limit
0 to 3600r/min 600r/min
{
××
874 OLT level setting
Set the load level of the motor at which OLT alarm.
0 to 200%
150%
{
×
{
Operation selection
functions
875 Fault definition
You can classify faults into a minor fault and major faults according to the alarms, and
make setting to select between immediate output shutoff and output shutoff after
deceleration to stop.
0: Immediate output shutoff
1: Output shutoff after deceleration to stop (Immediate output shutoff other than OHT
and THM)
0
{{
×
876
Thermal relay
protector input
When using the motor provided with encoder, you can input the contact signal of a
thermal relay etc. to terminal OH to provide motor protection against overheat.
0: None
1: Thermal relay input available
1
{{{
Function
Parameter
Name Outline
Factory
Setting
Cus-
tomer
Set-
ting
At-a-glance Guide to
Functions
{: Usable function
×: Unusable function
* :
Functions that can be used
for parameter-set position
control
Vector Control
Speed
control
Torque
control
Position
control
Pr. 852 Setting Relationship between the motor and encoder
0
1
(Factory setting)
Forward rotation is clockwise rotation
when viewed from A.
A
Encoder
CW
Forward rotation is counterclockwise rotation
when viewed from A.
CCW
AA
Encoder
Setting Speed Control Torque Control Position Control
0 Speed setting auxiliary
Speed limit
auxiliary
No function
1 Magnetic flux command Magnetic flux command Magnetic flux command
2
Regenerative torque
limit
No function
Regenerative torque
limit
5 No function
Forward/reverse
rotation speed limit
(analog polarity
switchover speed limit)
No function
9999 No function No function No function
CAUTION
Use this function when a difference in speed will constitute a hindrance. It is
independent of torque control.