Mitsubishi Electric MR-JE-_A, Instruction Manual

Page: 149 / 370

5. PARAMETERS
5 - 10
No./symbol/
name
Setting
digit
Function
Initial
value
[unit]
Control mode
P S T
PA05
*FBP
Number of
command
input pulses
per revolution
The servo motor rotates based on set command input pulses.
To enable the parameter value, select "Number of command input pulses per
revolution (1 _ _ _)" of "Electronic gear selection" in [Pr. PA21].
Setting range: 1000 to 1000000
10000
PA06
CMX
Electronic
gear
numerator
(command
pulse
multiplication
numerator)
Set the numerator of the electronic gear.
To enable the parameter, select "Electronic gear (0 _ _ _)" of "Electronic gear
selection" in [Pr. PA21].
The following shows a standard of the setting range of the electronic gear.
1
10
<
CMX
CDV
< 4000
If the set value is outside this range, noise may be generated during
acceleration/deceleration or operation may not be performed at the preset speed
and/or acceleration/deceleration time constants.
CDV
FBP
Command
pulse train
Pt
"0" (initial value) CMX
Deviation
counter
+
-
Electronic gear
([Pr. PA06] [Pr. PA07])
Number of command input pulses per revolution
([Pr. PA05] "1000" to "1000000")
Servo motor
Encoder
M
"1"
Electronic gear selection
(x _ _ _ ) ([Pr. PA21])
Pt (servo motor resolution): 131072 pulses/rev
Always set the electronic gear with servo-off state to prevent unexpected operation
due to improper setting.
Setting range: 1 to 16777215
1
PA07
CDV
Electronic
gear
denominator
(command
pulse
multiplication
denominator)
Set the denominator of the electronic gear.
To enable the parameter, select "Electronic gear (0 _ _ _)" of "Electronic gear
selection" in [Pr. PA21].
Setting range: 1 to 16777215
1