Mitsubishi Electric MELSERVO-JN Series, Инструкция по эксплуатации

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1. FUNCTIONS AND CONFIGURATION
Servo amplifier
MR-JN-
Item
10A 20A 40A 10A1 20A1
Position control
mode
Max. input pulse frequency 1Mpps (for differential receiver), 200kpps (for open collector)
Command pulse multiplying
factor (electronic gear)
Electronic gear A/B, A: 1 to 65535, B: 1 to 65535, 1/50 A/B 500
In-position range setting 0 to 65535pulses (command pulse unit)
Error excessive 3 rotations
Torque limit Parameter setting
Internal speed
control mode
Speed command input Parameter setting
Speed control range 1:5000
Speed fluctuation ratio
0.01% or less (load fluctuation 0 to 100%)
0% (power fluctuation 10%)
Torque limit Parameter setting
Internal torque Torque command input Parameter setting
control mode Speed limit Parameter setting
Po
sit
ion
ing
m
ode
C
omm
an
d
m
et
hod
Poin
t
tabl
e
m
eth
od
Operating specification Positioning by specifying the point table No. (7 points)
Position command input Set in point table. One-point feed length setting range: 1[μm] to 999.999[mm]
Speed command input
Acceleration/deceleration time constant is set in point table.
S-pattern acceleration/deceleration time constant is set in parameter No. PC03.
System Signed absolute value command system, Incremental value command system
Pr
ogr
am
m
et
hod
Operating specification
Program language (programmed by MR Configurator).
Program capacity: 120 steps
Position command input
Setting by program language.
One-point feed length setting range: 1[μm] to 999.999[mm]
Speed command input
Servo motor speed, acceleration/deceleration time constant and S-pattern
acceleration/deceleration time constant are set by program language.
S-pattern acceleration/deceleration time constant is also settable by parameter No. PC03.
System Signed absolute value command system, signed incremental value command system
Op
er
at
io
n
mo
de
Aut
oma
tic
ope
ra
tio
n
m
ode
Point
table
method
One-time
positioning
operation
Point table number input, position data input system
One-time positioning operation is performed in accordance with position and speed commands.
Automatic
continuous
positioning operation
Varied speed operation (2 to 7 speeds), Automatic continuous positioning operation
(2 to 7 points)
Program method Setting by programming language
Man
ual
ope
ra
tio
n
m
ode
JOG
JOG operation is performed in accordance with parameter-set speed command by contact
input.
Manual pulse generator
Manual feed is made by manual pulse generator.
Command pulse multiplication: 1, 10 or 100 is selected using parameter.
H
ome
p
os
itio
n r
etu
rn
m
ode
Dog type
Home position return is made starting with Z-phase pulse after passage of proximity dog.
Home position return direction is selectable. Home position shift value is settable.
Home position address is settable.
Automatic at-dog home position return, Automatic stroke return function
Count type
Home position return is made by counting encoder pulses after contact with proximity dog.
Home position return direction is selectable. Home position shift value is settable.
Home position address is settable.
Automatic at-dog home position return, Automatic stroke return function
Data set type
Home position return is made without dog.
Home position is settable at any position by manual operation, etc. Home position
address is settable.
Stopper type
Home position return is made by pressing machine part against stroke end.
Home position return direction is selectable. Home position address is settable.
Home position ignorance (Servo-on
position as home position)
Position where servo-on (SON) is switched on is defined as home position.
Home position address is settable.
Dog type rear end reference
Home position return is made with respect to the rear end of proximity dog.
Home position return direction is selectable. Home position shift value is settable.
Home position address is settable.
Automatic at-dog home position return, Automatic stroke return function
Count type front end reference
Home position return is made with respect to the front end of proximity dog.
Home position return direction is selectable. Home position shift value is settable.
Home position address is settable.
Automatic at-dog home position return, Automatic stroke return function
Dog cradle type
Home position return is made with respect to the front end of a proximity dog by the first
Z-phase pulse.
Home position return direction is selectable. Home position shift value is settable.
Home position address is settable.
Automatic at-dog home position return, Automatic stroke return function
Other functions
Backlash function, Overtravel prevention using external limit switch
Software stroke limit